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<br />Fish Assemblages of San Juan River Secondary Channels
<br />During Autumn, 1993 - 1997. ...,............... ... ....... ....,.. '.,.... ...,..102
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<br />Introduction. . . , .. . . . ' . . . . . , .. . . . , . . _ . . . , . . . . . . . . . . . . . . . . . . . . . . . , , . . . . ., . . . '.... . . ,.103
<br />Methods......... ......, ..., ............. "...'. '...,. ..,'..'.. '. ..... .... ... .... ..103
<br />Results,.....""..".........,...................,.....................,..,........1 04
<br />Water Quality.. ,... ................ ........, ............ ..............' ..106
<br />Autumn Fish Assemblages....................,..... ............. ......106
<br />Geomorphic Reach 5..,... '... ..... ... " '..,......... .., .,. .,. 112
<br />Geomorphic Reach 4............... ..,...........,............ 122
<br />Geomorphic Reach 3.............. ,.....'.... ..... ............ 130
<br />Inter-Reach Comparisons...,. ...... ...................'...... 138
<br />Colorado Pikeminnow Capt......,...........,.............. 138
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<br />J\:)
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<br />Fish Assemblages of San Juan River Secondary Channels,
<br />Seasonal Comparisons, 1993 - 1997....... ....'.........,.. ,........, ........ 141
<br />Introduction...... '...........................'.......... ......... ..... ............ 142
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<br />Methods..............,............. ..,..,........,.... ....,...... ..... ........,... 143
<br />Results......................,..........................., .....,........ '..,..... ,.. 143
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<br />Discussion....................................."................. ........., ..............' 158
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<br />Conclusions and Management Implication.... ..,.......,........................... 172
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<br />OveralL......"....,.. '..... .... ....,.... ".,.' ....... '_' ...... ... ........ ..., ... 173
<br />Flannelmouth Sucker..,...,.................. '....... ..... ,'".......,.....,... 173
<br />Blue head Sucker..............,...,.....,........,..,......... .................. 174
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<br />Common Carp.......................,..................,...... ................. 175
<br />Channel Catfish.................,............ ..........., ..... '.....'..,...,.... 175
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<br />Red Shiner....., ..... ......,..,..,.....".......,... ....., .........'............. 176
<br />Fathead Minnow...,...,.....,...............,."........... '.....,........ ..... 176
<br />Speckled Dace.............,........................,.... ..........'............. 177
<br />Western Mosquitofish.........."..,."...........,...., ............,.....' ,... 177
<br />Colorado Pikeminnow.,................".....,....... .............,.......... 178
<br />Razorback.Sucker........,......,....."....... ...... ....,........,.....,...... 178
<br />Roundtail Chub...........,................... '......... .....'..........,...,... 178
<br />Other Nonnative Fishes..,........,...........,..,.. ......,....."........'..' 178
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<br />Literature Ciled......." .. ...........,......,. ....'........,..,..".....,....,......,.". 179
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<br />VI
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