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Page 32 Table 2-5. Distribution, status, and threats of bluehead sucker in Southeastern Region. Abundance class can be abundant (>50 individuals/100m), moderate or present (10-50 individuals/100m), rare (<10 individuals/100m), not present, or unknown. Historical information taken from the Utah Division of Wildlife Heritage Database. Stream Current Last Last Historically Population Basin Name Reach HUC Status surveyed observed present reproducin!l? Threats Green Hybridization, lack of habitat, nonnative River Green River Mouth to Tusher diversion 14060005 Moderate 2003 2003 Y Y presence 14060005/ lusher diversion to Sand Wash 14060008 Moderate 2003 2003 Y Y Hybridization, nonnative Presence Price River Price River below Farnham reach 1 14060007 Abundant 2004 2004 Y Y Lack of habitat, nonnative presence below Farnham reach 2 14060007 Abundant 2004 2004 Y Y Lack of habitat, nonnative presence below Farnham reach 3 14060007 Abundant 2004 2004 Y Y Lack of habitat, nonnative presence Diversion, lack of habitat, nonnative below Farnham reach 4 14060007 Abundant 2004 2004 Y Y presence Farnham dam to Milner's diversion 14060007 Moderate 2004 2004 Y Y Dams, diversion Milner's diversion to golf course diversion 14060007 Moderate 2004 2004 Y Y Dams, diversion Golf course diversion to Willow Creek confluence 14060007 Unknown U U Y U Dams San Rafael Diversion, water quality, lack of habitat, River San Rafael Mouth to Hall Ranch diversion 14060009 Not Present 2003 U y N nonnativeoresence Hall Ranch diversion to swinging bridge above canvon 14060009 Rare 2005 U Y N Diversion, damming, nonnative presence Swinging bridge to confluence of Huntington and Ferron Creeks 14060009 Rare 2005 U y N Diversion, nonnative presence Collonwood Mouth to diversion at Hwv 57 14060009 Abundant 2003 2003 Y Y Diversion, nonnative presence Huntington Mouth to Chevron pumping station (end of habitat) 14060009 Rare 2003 2003 Y Y Diversion nonnative presence Ferron Mouth to swinging bridge barrier east of Hwv 10 14060009 Moderate 2003 2003 Y Y Diversion, nonnative presence Colorado Colorado River River Glen Canyon Dam to Below Cataract Canyon 14070001 Unknown 2004 U y U Dams, lack of habitat nonnative presence Cataract Canyon 14070001 Rare 2004 2004 Y Y HYbridization, nonnative presence 14030005/ Cataract Canvon to below Westwater Canyon 14070001 Moderate 2004 2004 Y Y HVbridization, nonnative presence 14030001/ Westwater Canyon through State line 14010005 Moderate 2004 2004 Y Y HYbridization, nonnative presence San Juan San Juan River River Colorado River confluence to Clay Hills 14080205 Unknown U U y U Dams, lack of habitat, nonnative presence Hybridization, lack of habitat, nonnative Clay Hills to Sand Island 14080205 Moderate 2005 2005 Y Y oresence Hybridization, lack of habitat, nonnative Sand Island to state line 14080201 Moderate 2005 2005 Y Y presence Dirty Devil Dirty Devil River River Mouth to confluence with Fremont 14070004 Unknown U U Y U Unknown Muddy Muddy Creek Creek Mouth to Salt Wash Confluence 14070002 Not Present 2004 U y N Diversion nonnative presence Salt Wash Confluence to Ivie Creek Confluence 14070002 Not Present 2004 U Y N Diversion, nonnative presence Ivie Creek Confluence to diversion at USFS boundary 14070002 Not Present 2004 U y N Diversion, nonnative presence Ivie Creek Mouth to confluence with Quitchuoah Creek 14070002 Rare 2004 2004 Y y Diversion Quitchupah Creek Mouth to Brpwning Mine 14070002 Rare 2005 2005 Y U Diversion, water Quality Browning Mine to Convulsion Canyon diversion 14070002 Not Present 2004 U Y N Diversion, water Quality, lack of habitat Dolores Dolores Hybridization, Lack of habitat, nonnative River River Mouth to state line 14030004 Unknown 2005 U Y U oresence