Skip to main content
USGS - science for a changing world

Occurrence of native Colorado River cutthroat trout ( Oncorhynchus clarki pleuriticus ) in the Escalante River drainage, Utah

Citation

Dale K Hepworth, Charles B Chamberlain, and Michael J Ottenbacher, Occurrence of native Colorado River cutthroat trout ( Oncorhynchus clarki pleuriticus ) in the Escalante River drainage, Utah: .

Summary

Field surveys were conducted during 1997 and 1998 documenting the distribution and abundance of Colorado River cutthroat trout (Oncorhynchus clarki pleuriticus) in Escalante River tributaries. This documented occurrence of native trout in the Escalante River drainage of southern Utah represents an expansion of the known historic range of this subspecies as reported before the 1990s. We found 5 populations of native trout ranging in biomass from 3.0 to 104.2 kg ha-1 and occupying 13.2 km of stream of 130 km of estimated historic habitat. Current distribution and abundance of Colorado River cutthroat trout were compared to early introductions of nonnative trout stocked for sport fishing purposes. Native cutthroat trout have been displaced [...]

Contacts

Attached Files

Click on title to download individual files attached to this item.

metadata.xml 2.77 KB

Communities

  • Upper Colorado River Basin

Tags

Provenance

From Source - Mendeley RIS export <br> On - Tue May 10 11:40:54 CDT 2011

Additional Information

Identifiers

Type Scheme Key
Title Citation Occurrence of native Colorado River cutthroat trout ( Oncorhynchus clarki pleuriticus ) in the Escalante River drainage, Utah

Citation Extension

noteNotes
tableOfContentsTable of Contents
citationTypeMendeley

Item Actions

View Item as ...

Save Item as ...

View Item...