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Impact of selenium and other trace elements on the endangered adult razorback sucker.

Citation

Hamilton, Steven J, Holley, Kathy M, Buhl, Kevin J, Bullard, Fern A, Weston, L Ken, and McDonald, Susan F, Impact of selenium and other trace elements on the endangered adult razorback sucker.: .

Summary

A study was conducted with endangered the razorback sucker (Xyrauchen texanus) to determine if environmental exposure to selenium in flooded bottomland sites affected survival, growth, and egg-hatching success. Adults were stocked at three sites adjacent to the Colorado River near Grand Junction, Colorado, in July 1996: hatchery ponds at Horsethief Canyon State Wildlife Area (referred to here as Horsethief; the reference site), a diked tertiary channel at Adobe Creek, and North Pond at Walter Walker State Wildlife Area (WWSWA). Fish were collected in April 1997 and spawned. After two spawnings adults from the three sites were held at Horsethief for an 86-day selenium depuration period. Selenium concentrations at Horsethief were 1.4-3.0 [...]

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  • Upper Colorado River Basin

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From Source - Mendeley RIS Export <br> On - Wed Sep 19 08:03:42 MDT 2012

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Title Citation Impact of selenium and other trace elements on the endangered adult razorback sucker.

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