7761

• UCREFRP Catalog Number: 7761
• Author: Ryden, D. W. and F. Pfeifer.
• Title: San Juan River Recovery Implementation Program Annual Research Report.
• USFW Year: 1994.
• USFW - Doc Type: \
• Copyright Material: NO

LIST OF TABLES

Tabl e Page

1 A summary of four adult sampling trips on the San Juan River
in New Mexico, Colorado, and Utah, 1993. . . . . . . . . . . . . . 6

2 Scientific and common names, status, and two-letter codes for
fish collected in the San Juan River, in New Mexico, Colorado,
and Utah, 1993 . . . . . . . . . . . . . . . . . . . . . . . 9

3 Total number of fish collected in electrofishing collections in

1993 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 10

4 Colorado squawfish and roundtail chub collected from the San Juan
River, New Mexico and Utah, 1993 . . . . . . . . . . . . . . . . . 22

5 Colorado squawfish that were observed while electrofishing in
1993, but could not be collected. All observations occurred in
New Mex i co (Reach 3) . . . . . . . . . . . . . . . . . . . . . . . 25

6 Total longitudinal movement, maximum displacement, and final
displacement of radio-tagged Colorado squawfish in the San Juan
River, New Mexico and Utah, 1993 . . . . . . . . . . . . .. . 29

7 Total longitudinal movement, maximum displacement, and final
displacement of radio-tagged Colorado squawfish in the San
Juan River, New Mexico and Utah, 1991 to 1993. . . . . . . .. 30

8 Types of electrofishing boats used on adult sampling trips on
the San Juan River in New Mexico, Colorado, and Utah, 1993 .. 36

9 Electrofishing capture rates for all sampling trips in 1993
combined, San Juan River, New Mexico, Colorado, and Utah . . 37

10 Electrofishing capture rates for the July 19-25, 1993 sampling
trip, San Juan River, New Mexico and Utah. . . . . . . . . . .. 38

11 Electrofishing capture rates for the October 1-9, 1993 sampling
trip, San Juan River, New Mexico, Colorado, and Utah . . . .. . 39

12 Mean-daily streamflow in m3/sec and ft3/sec (CFS) for the San
Juan Ri ver at three USGS stream gages duri ng the April 13-17,
and May 11-14, 1993 adult sampling trips. . . . . . . . . .. . 41

13 Mean-daily streamflow in m3/sec and ft3/sec (CFS) for the San
Juan River at three USGS stream gages during the July 19-25, and
October 1-9, 1993 adult sampling trips. . . . . . . . . . . . . . 42

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