About this book, |
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xi | |
About the companion website, |
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xii | |
Part I: Processes In Aquatic Ecosystems, |
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1 | (204) |
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1 Australian waters: diverse, variable and valuable, |
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3 | (18) |
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1.1 The challenge for aquatic ecologists, |
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3 | (3) |
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1.2 Defining some common terms, |
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6 | (1) |
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1.3 Australian inland waters: their diversity and distribution, |
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6 | (1) |
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1.4 The water regime: 'where, when and to what extent water is present', |
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7 | (4) |
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1.4.1 Water budgets, scale issues and human influences on water regimes, |
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7 | (1) |
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1.4.2 Components of the water regime, |
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8 | (1) |
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1.4.3 Water regime variability, |
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9 | (2) |
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1.5 Linkages in aquatic ecosystems: from molecular bonds to global exchanges, |
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11 | (9) |
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1.5.1 Wonderful water and its molecular linkages, |
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11 | (1) |
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1.5.2 Linkages at the catchment scale, |
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12 | (1) |
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1.5.3 Linkages at the global scale: the hydrological cycle, |
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13 | (2) |
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1.5.4 Continental linkages and surface waters in Australia, |
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15 | (4) |
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1.5.5 Continental linkages and groundwaters in Australia, |
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19 | (1) |
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1.6 The structure of this book, |
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20 | (1) |
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2 Physical processes in standing waters, |
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21 | (16) |
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2.1 Depth and physical processes, |
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21 | (1) |
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2.2 Let there be light..., |
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21 | (3) |
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2.2.1 Light reaching the water surface, |
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21 | (1) |
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2.2.2 Light below the water surface, |
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22 | (2) |
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2.2.3 Seeing through water: Secchi discs and quantum sensors, |
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24 | (1) |
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24 | (1) |
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25 | (1) |
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2.5 Temperature and stratification, |
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25 | (2) |
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2.5.1 Causes of stratification, |
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26 | (1) |
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2.6 Using circulation patterns to classify standing waters, |
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27 | (2) |
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2.7 Ecological implications of the different types of stratification and mixing, |
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29 | (2) |
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2.8 Deep versus shallow standing waters: depth matters, |
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31 | (4) |
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2.8.1 How deep standing waters form, |
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32 | (1) |
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2.8.2 How shallow standing waters form, |
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32 | (3) |
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35 | (2) |
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3 Chemical processes in standing waters, |
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37 | (26) |
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3.1 'There's a certain chemistry...', |
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37 | (1) |
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37 | (8) |
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38 | (3) |
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41 | (1) |
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42 | (1) |
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43 | (2) |
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45 | (1) |
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3.4 Ionic composition of Australian standing waters, |
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45 | (1) |
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3.5 Conductivity, salinity and total dissolved solids, |
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45 | (2) |
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3.6 Ionic composition and trophic state, |
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47 | (3) |
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3.6.1 Some common anions, |
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47 | (1) |
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3.6.2 Some common cations, |
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48 | (2) |
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3.7 Redox reactions and redox potential, |
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50 | (1) |
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3.8 Redox reactions and some common metals, |
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51 | (1) |
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3.9 Nutrients, nutrient limitation and ecological stoichiometry, |
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52 | (8) |
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53 | (2) |
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55 | (3) |
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58 | (2) |
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3.10 Water regime, drying and water chemistry, |
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60 | (2) |
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3.10.1 What happens to water chemistry during a wetting-drying cycle?, |
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60 | (2) |
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62 | (1) |
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4 Biological processes in standing waters, |
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63 | (34) |
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4.1 Biological players on a physical and chemical stage, |
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63 | (1) |
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4.2 Major ecological zones and habitats, |
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64 | (2) |
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4.3 Blurred boundaries and mobile assemblages, |
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66 | (1) |
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4.4 Trophic groups and sources of energy, |
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66 | (3) |
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69 | (11) |
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4.5.1 An ecological classification of producers, |
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72 | (1) |
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4.5.2 Microscopic aquatic plants, |
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72 | (2) |
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4.5.3 Macroscopic aquatic plants, |
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74 | (2) |
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4.5.4 Plants living in water: benefits and constraints, |
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76 | (1) |
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4.5.5 Alternative states: changes in plant dominance in shallow waterbodies, |
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77 | (3) |
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80 | (10) |
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4.6.1 Decomposers: the importance of microbes and fungi, |
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80 | (1) |
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4.6.2 Invertebrate detritivores, |
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81 | (1) |
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4.6.3 Invertebrate herbivores, |
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82 | (1) |
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4.6.4 Invertebrate carnivores, |
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83 | (1) |
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4.6.5 Vertebrate herbivores, |
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84 | (1) |
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4.6.6 Vertebrate carnivores, |
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85 | (1) |
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4.6.7 Predation and trophic cascades, |
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86 | (1) |
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4.6.8 Trophic cascades and biomanipulation, |
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87 | (1) |
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4.6.9 How vertebrates use waterbodies: linkages and subsidies, |
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87 | (3) |
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4.7 Biological processes in temporary standing waters, |
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90 | (4) |
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4.8 Biological processes in saline standing waters, |
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94 | (1) |
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95 | (2) |
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5 Physical processes in running waters, |
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97 | (23) |
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5.1 Flow and the diversity of running waters, |
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97 | (1) |
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5.2 Scale, ecological hierarchies and networks, |
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97 | (2) |
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5.3 A hierarchical classification of physical features, |
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99 | (4) |
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5.3.1 Physical features and channel flows, |
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101 | (2) |
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5.4 Hydrology and stream flow, |
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103 | (3) |
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5.4.1 Measuring discharge, |
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103 | (1) |
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5.4.2 Measuring current velocity |
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104 | (2) |
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5.5 Hydrographs, catchment characteristics and groundwater interactions, |
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106 | (2) |
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5.6 Flow variability and its implications, |
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108 | (2) |
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5.7 The physical process of transport, |
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110 | (8) |
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5.7.1 The sources of sediment, |
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111 | (1) |
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5.7.2 Sediment particle size and distribution, |
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112 | (1) |
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5.7.3 Current velocity, erosion and transport, |
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113 | (1) |
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5.7.4 Sediment dynamics and channel form, |
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114 | (1) |
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5.7.5 Floodplain sedimentation and billabong formation, |
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115 | (3) |
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5.8 River profiles and longitudinal changes in physical features, |
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118 | (1) |
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119 | (1) |
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6 Chemical processes in running waters, |
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120 | (16) |
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6.1 The complex web of factors, |
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120 | (1) |
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120 | (3) |
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6.3 Ionic composition of Australian rivers, |
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123 | (1) |
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124 | (2) |
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6.5 Nutrients and nutrient spiralling, |
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126 | (3) |
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6.5.1 Transport and retention of nutrients, |
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128 | (1) |
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6.6 Carbon and organic matter, |
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129 | (4) |
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6.6.1 Dissolved organic matter in rivers, |
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130 | (2) |
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6.6.2 Solute processes: dissolved substances in running waters, |
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132 | (1) |
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6.7 Longitudinal changes in chemical features, |
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133 | (2) |
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135 | (1) |
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7 Biological processes in running waters, |
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136 | (38) |
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7.1 Factors affecting biological processes at various scales, |
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136 | (1) |
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7.2 Zones and habitats: parallels and contrasts with standing waters, |
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136 | (2) |
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138 | (4) |
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7.4 Sources of energy in running waters, |
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142 | (16) |
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142 | (1) |
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7.4.2 The distribution of different life-forms of producers, |
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143 | (3) |
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7.4.3 Open-water producers in large rivers, |
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146 | (1) |
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7.4.4 Classifying consumers in running waters, |
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146 | (1) |
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7.4.5 Invertebrate herbivores, |
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147 | (2) |
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7.4.6 Invertebrate carnivores, |
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149 | (1) |
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7.4.7 Vertebrate herbivores, |
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150 | (1) |
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7.4.8 Vertebrate carnivores, |
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151 | (3) |
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154 | (3) |
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7.4.10 Functional feeding groups, |
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157 | (1) |
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7.5 The fate of a dead eucalypt leaf that falls into a stream..., |
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158 | (2) |
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7.6 Conceptual models of running-water ecosystems, |
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160 | (3) |
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7.7 The role of disturbance, |
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163 | (10) |
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7.7.1 Post-disturbance recolonization processes, |
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164 | (4) |
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7.7.2 Recolonization, dispersal and biogeography in Australian running waters, |
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168 | (2) |
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7.7.3 Setting the biogeographic scene: ancient rocks, variable climates, |
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170 | (1) |
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7.7.4 Some biogeographic patterns in Australian inland waters, |
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170 | (3) |
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173 | (1) |
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8 Groundwater processes and management, |
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174 | (31) |
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8.1 Out of sight, out of mind?, |
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174 | (1) |
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8.2 An integrated definition of groundwaters, |
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174 | (2) |
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8.3 Physical processes in groundwaters, |
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176 | (8) |
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8.3.1 Groundwater discharge, permeability, porosity and Darcy's Law, |
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178 | (2) |
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8.3.2 Physical processes between groundwaters and surface waters, |
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180 | (3) |
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8.3.3 Groundwater temperature, |
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183 | (1) |
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8.4 Chemical processes in groundwaters, |
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184 | (3) |
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8.4.1 Principal chemical processes in groundwater, |
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184 | (2) |
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8.4.2 Chemical processes along gradients of dissolved oxygen, |
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186 | (1) |
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8.5 Biological processes in groundwaters, |
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187 | (10) |
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8.5.1 Groundwater microbiology, |
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188 | (2) |
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8.5.2 Buried treasures in Australia: groundwater invertebrates and fishes, |
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190 | (1) |
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8.5.3 Biodiversity and ecology of Australian groundwater fauna, |
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191 | (2) |
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8.5.4 Physical, chemical and biological drivers of groundwater ecological processes, |
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193 | (2) |
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8.5.5 Groundwater-dependent ecosystems (GDEs), |
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195 | (2) |
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8.6 Management issues in Australian groundwaters, |
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197 | (4) |
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8.7 Ecosystem services and conservation of Australian groundwaters, |
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201 | (1) |
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202 | (3) |
Part II: Management Of Aquatic Ecosystems, |
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205 | (116) |
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9 Management issues: water regime, |
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207 | (22) |
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9.1 'When the well is dry...', |
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207 | (1) |
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9.2 Changes to water regimes by humans in Australia: a brief history, |
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207 | (4) |
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9.2.1 Changing water regime, changing processes, |
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210 | (1) |
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9.3 Diverse impoundments with diverse effects, |
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211 | (5) |
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9.3.1 Impoundments as ecological barriers, |
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214 | (1) |
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9.3.2 Impoundments and estuaries, |
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215 | (1) |
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9.4 Ecological effects of water extraction, |
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216 | (5) |
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9.4.1 Ecological effects of drainage and irrigation, |
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218 | (1) |
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9.4.2 Ecological effects of inter-basin transfers, |
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219 | (1) |
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9.4.3 Ecological effects of urbanization, |
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220 | (1) |
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9.5 Water regimes and environmental watering, |
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221 | (5) |
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9.5.1 Environmental watering: ecological objectives and outcomes, |
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223 | (2) |
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9.5.2 Environmental watering: risks and tactics, |
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225 | (1) |
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9.6 'Breaking down the barriers': fishways and dam removal, |
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226 | (1) |
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227 | (2) |
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10 Management issues: physical features, |
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229 | (21) |
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10.1 Changing physical features, changing processes, |
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229 | (1) |
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10.2 Human activities and the physical environment, |
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230 | (5) |
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10.2.1 Human changes to catchments, |
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230 | (2) |
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10.2.2 Human changes to basins and channels, |
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232 | (3) |
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10.3 Sedimentation: a physical process with negative fallout, |
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235 | (6) |
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10.3.1 Human activities and sedimentation, |
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236 | (2) |
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10.3.2 Ecological effects of sedimentation, |
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238 | (1) |
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10.3.3 Management of sedimentation, |
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239 | (2) |
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10.4 Physical processes and land-water interfaces, |
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241 | (7) |
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10.4.1 Ecological roles of fringing and riparian zones, |
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241 | (2) |
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10.4.2 Threats to land-water interfaces, |
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243 | (2) |
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10.4.3 Management of land-water interfaces, |
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245 | (3) |
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10.5 Recovering natural physical complexity |
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248 | (1) |
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249 | (1) |
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11 Management issues: water quality, |
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250 | (31) |
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11.1 What is water quality?, |
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250 | (1) |
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11.2 Managing water quality, |
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250 | (3) |
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253 | (6) |
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11.3.1 Natural and anthropogenic eutrophication, |
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253 | (1) |
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11.3.2 Drivers, stressors and processes of eutrophication, |
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253 | (3) |
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11.3.3 Ecological impacts and effects on ecosystem services, |
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256 | (2) |
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11.3.4 Management of eutrophication, |
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258 | (1) |
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259 | (5) |
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11.4.1 Natural and anthropogenic salinization, |
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259 | (1) |
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11.4.2 Drivers, stressors and processes of salinization, |
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259 | (2) |
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11.4.3 Ecological impacts and effects on ecosystem services, |
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261 | (1) |
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11.4.4 Management of salinization, |
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262 | (2) |
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264 | (5) |
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11.5.1 Natural and anthropogenic acidification, |
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264 | (1) |
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11.5.2 Drivers, stressors and processes of acidification, |
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264 | (3) |
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11.5.3 Ecological impacts and effects on ecosystem services, |
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267 | (1) |
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11.5.4 Management of acidification, |
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268 | (1) |
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269 | (5) |
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11.6.1 Drivers, stressors and processes of pollution, |
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269 | (2) |
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11.6.2 Ecological impacts and effects on ecosystem services, |
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271 | (2) |
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11.6.3 Management of pollution, |
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273 | (1) |
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11.7 Water quality guidelines, |
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274 | (1) |
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11.8 Monitoring and assessing water quality, |
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275 | (2) |
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11.8.1 Condition monitoring, |
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275 | (2) |
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11.8.2 Detecting environmental impacts, |
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277 | (1) |
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11.9 Multiple stressors and models of ecosystem change, |
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277 | (2) |
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279 | (2) |
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12 Management issues: biodiversity conservation and climate change, |
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281 | (27) |
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12.1 What is biodiversity and why does it need conservation?, |
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281 | (2) |
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12.1.1 Setting priorities in biodiversity conservation, |
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281 | (2) |
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12.2 Aquatic landscapes: networks and mosaics of habitats, |
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283 | (1) |
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12.3 Protected areas for conserving freshwater communities, |
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284 | (2) |
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12.4 Having good connections: dispersal and connectivity irrconservation, |
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286 | (1) |
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12.5 Protecting refuges to conserve aquatic communities, |
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287 | (1) |
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12.6 Conserving aquatic species and populations, |
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288 | (3) |
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12.6.1 The special challenge of conserving species with complex life histories, |
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288 | (1) |
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12.6.2 The spatial extent of populations and metapopulations, |
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289 | (1) |
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12.6.3 What are 'Evolutionarily Significant Units'?, |
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289 | (1) |
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12.6.4 Hidden biodiversity: cryptic species, |
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290 | (1) |
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12.6.5 Endemic species and relictual faunas, |
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290 | (1) |
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12.7 Threatened communities and species, |
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291 | (2) |
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12.8 In the wrong place: 'exotic aquatics' and invasive species, |
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293 | (6) |
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12.8.1 Invasive predators and competitors, |
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294 | (1) |
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12.8.2 Domestic and hybridizing invasive aquatic species, |
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294 | (3) |
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12.8.3 Invasive 'ecosystem engineers', |
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297 | (1) |
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12.8.4 Potential effects of climate change on aquatic invasive species, |
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298 | (1) |
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12.9 Climate change and Australian aquatic ecosystems, |
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299 | (8) |
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12.9.1 Effects of increased water temperature, |
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300 | (1) |
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12.9.2 Effects of changes to the hydrological cycle and water regimes, |
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300 | (1) |
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12.9.3 Effects of sea-level rise, |
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301 | (1) |
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12.9.4 Effects of changes to atmospheric conditions, |
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302 | (1) |
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12.9.5 Effects of reduced snow cover and alpine warming, |
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302 | (1) |
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12.9.6 How do these climatic changes affect freshwater species and ecosystems?, |
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302 | (3) |
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12.9.7 Planned adaptation to climate change in aquatic ecosystems, |
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305 | (2) |
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307 | (1) |
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13 Integrating ecology and management: a synthesis, |
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308 | (13) |
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13.1 The 'big picture': integrating ecology and management, |
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308 | (1) |
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13.2 The 'bigger picture': integrating social, economic and political goals, |
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309 | (2) |
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13.3 Strategic adaptive management in aquatic ecology, |
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311 | (2) |
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13.4 Resolving conflicts in freshwater management: a role for aquatic ecologists?, |
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313 | (2) |
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13.5 Future challenges and opportunities: where to from here?, |
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315 | (4) |
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319 | (2) |
References, |
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321 | (26) |
Index, |
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347 | |