Animas-La PLata Project Environmental Impact Statement

TABLE-OF CONTENTS (continued)
Chapter
Page No.
ix
3.4.4.2.3 Non - Binding Water End Uses and Conveyance
Systems....... ...........................3
-79
3.4.4.3 No Action Alternative ... ...............................
3 -79
3.5 WILDLIFE RESOURCES ............... ...............................
3 -80
3.5.1
Introduction ........................ ...........................3
-80
3.5.2
Evaluation Methodology .......... ...............................
3 -81
3.5.2.1 Methodology ........... ...............................
3 -81
3.5.2.1.1 Structural Components ......................
3 -81
3.5.2.1.2 Non - Structural Components ..................
3 -81
3.5.2.2 Significance Criteria ..... ...............................
3 -82
3.5.3
Affected Environment ............ ...............................
3 -82
3.5.3.1 Mule Deer ............ ...............................
3 -82
3.5.3.2 Elk ....................... ...........................3
-85
3.5.3.3 Golden Eagles and Other Raptors .........................
3 -85
3.5.3.4 Species Associated with Wetland and Riparian Habitats .......
3 -85
3.5.4
Environmental Consequences and Mitigation ........................
3 -86
3.5.4.1 Refined Alternative 4 .... ...............................
3 -86
3.5.4.1.1 Structural Component .......................
3 -86
3.5.4.1.2 Non - Binding End Uses and Water Conveyance
... 3 -90
3.5.4.2 Refined Alternative 6 .... ...............................
3 -90
3.5.4.2.1 Structural Component .......................
3 -90
3.5.4.2.2 Non - Structural Component ...................
3 -91
3.5.4.2.3 Non- Binding Water End Use and Conveyance
System........ .........................
..3 -92
3.5.4.3 No Action Alternative ... ...............................
3 -92
3.6 AQUATIC RESOURCES .............. ...............................
3 -93
3.6.1
Introduction .................... ...............................
3 -93
3.6.2
Evaluation Methodology .......... ...............................
3 -93
3.6.2.1 Methodology ........... ...............................
3 -93
3.6.2.2 Significance Criteria ..... ...............................
3 -94
3.6.3
Affected Environment ............ ...............................
3 -94
3.6.3.1 Trout Fishery .......... ............................... 3 -94
3.6.3.1.1 Animas River .............................. 3 -94
3.6.3.1.2 La Plata River ............................. 3 -97
3.6.3.1.3 San Juan River . .......................... 3 -98
3.6.3.1.4 Pine and Florida Rivers ...................... 3 -98
3.6.3.1.5 Lemon Reservoir ........................... 3 -98
3.6.3.2 Native Fishery ......... ............................... 3 -98
3.6.3.2.1 Animas River .............................. 3 -98
3.6.3.2.2 Mancos River ..............................
3 -99
3.6.3.2.3 La Plata River .............................
3 -99
3.6.3.2.4 San Juan River .............................
3 -99
3.6.3.2.5 McElmo Creek ............................
3 -100
3.6.4
Environmental Consequences and Mitigation .......................
3 -100
3.6.4.1 Refined Alternative 4 .............................. . ...
3 -100
3.6.4.2 Refined Alternative 6 ... ...............................
3 -107
3.6.4.3 No Action Alternative .. ...............................
3 -108
ix