9478

• UCREFRP Catalog Number: 9478
• Author: Brunson, R. E. and K. D. Christopherson.
• Title: Early Life-Stage and Fish Comminity Investigations in the Lower Duchesne River 1997-1999.
• USFW Year: 2003.
• USFW - Doc Type: 84-4,
• Copyright Material: NO

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Table 1.

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Table 2.

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Table 3.

Table 4,

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Table 5.

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Table 6.

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Figure 1.

Figure 2.

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List of Tables

Numbers by species and life stage for fish collected using light traps and seines
in the lower Duchesne River: May - July 1999. ....................................................16

Numbers by species and life stage for fish collected using light traps and seines
in the lower Duchesne River: May - July 1998. ......................,.............................17

Numbers by species and life stage for fish collected using light traps and seines
in the lower Duchesne River: May - July 1997. ...................................................18

Percent composition of fish species collected using seines summarized for
the Myton, Uintah and Ouray sample reaches from 1997, 1998 and 1999 post-
larval sampling activities.....,...,..".,..........,.,..,.,.............,..,..............,.............,.,.., .19

Catch Per Unit Effort (CPUE fish/lOO m2) for all species caught during post-
larval fish seining on the Duchesne River: 1997 through 1999.............................20

Correlations (Pearson r) among years between values of monthly river-discharge
parameters and catch-per-unit-effort of selected post-larval fishes in the lower
Duchesne River, Utah, 1997 - 1999. .....................................................................21

List of Figures

Map of the lower Duchesne River showing relative study reaches and the
Myton, Uintah, and Ouray study sites. ..........................................,.......................14

Mean daily flows for the Duchesne River at the Randlett station: 1997, 1998

and 1999...,....................,.............."................................,...,..............,..........,........ .15

IV