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<br />Bonytail chub ..,........................... _ , ., 51
<br />Razorback sucker ..............................., 51
<br />Flow-temperature Relationships. . . .:. .. . . . . . . . . . . . . . . .:... .' 51
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<br />Velocity . . . . . . . , . . . . . . . . . . . . ',' " . . . . . . . . . . . . . . . . . ., 52
<br />,Vegetation . . . . . . . . . . . . . . . . . . . . .. .. . . . . . . . . . . . . . . .. 52
<br />ENVIRONMENTAL CONDITIONS. . . . . .. . . . . . . . . . . . . . . . . . . .. 54
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<br />Climate ...................... .:,. .:. . . , . . . . . . . . , . . ., 54
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<br />Area ....................................'........ 57
<br />HYDROLOGIC CONDITIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 58
<br />Basinwide Conditions ..... . . . . . . . . . . . . . , . . . . . . . . . . . .. 58
<br />Upper Colorado River Mainstem ........................ 60
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<br />Green River . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ., 64
<br />San Juan River . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 66
<br />White River ....................................... 67
<br />Yampa River ................'...............,...... 68
<br />EXISTING AND PROPOSED WATER DEVELOPMENT PROJECTS ..' 70
<br />HYDROLOGY MODELS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ,. 73
<br />Basinwide Models ......".,..........,.,..."...,..' 73
<br />MOdels Applied Locally . . . . . . . . . . . . . . . . . . . . . . . . . . , , . .. 78
<br />DISCHARGE DATA COLLECTION SITES ...,........,.,..,... 80
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<br />CHAPTER FOUR: CHANNEL MAINTENANCE AND FLUSHING FLOWS ., 83
<br />CHANNEL MAINTENANCE ............................... 83
<br />Channel Equilibrium .....,'.....,..,.....,.......,'.. 83
<br />Colorado River. . , . : ' . . . . . . . . . . , . . . . . . . . . . . . . . . .. 84
<br />Green River . . . . . . . . . . . . . . . . . . . . . . , . . . . . . . , . . . ., 84
<br />White River ..................,.....,....,...... 87
<br />Yampa River ..,................................ 87
<br />Cross Mountain Project .......................,..' 91
<br />Site Stability Evaluations ...........,...........,...... 92
<br />SEDIMENT PRODUCTION. , . . , . . . . " . . . . . . . . , . . . . . . . . . . " 95
<br />Upper Colorado River Basin .....,..,...'.............. 95
<br />Green River Basin ..'.....................,...'..... 95
<br />Yampa River Basin. . . . . , , . . . . . . . . . . . . . . . . . . . . . . . . .. 101
<br />Uttle Snake River Basin. . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 105
<br />SEDIMENT TRANSPORT MODELING. , . . . . . . . . . . . . . . . . . , . .. 108
<br />Green River . . . : , . . . , . . . . . . . . , . . , . . . , , . , , . , . . . . . " 108
<br />Yampa River ........,.,....,.....,............... 110
<br />Uttle Snake River . . . , . . . . . . . . . , , . . . . . . . . . , . , , . . , , .. 112
<br />HABITAT RELATIONSHIPS ......,.........,.....,.....,. 112
<br />SPECIES-SEDIMENT TRANSPORT. . . . , . . , . . . . . . . . . . . . . . . ., 114
<br />Turbidity ....,......,....,....................... 114
<br />Spawning ....................................... 114
<br />FLUSHING FLOWS, . , . , . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 116
<br />Substrate Requirments ,.........................'... 116
<br />Colorado squawfish ....... . . . . . . . . . . . . . . . , . . . . .. 116
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