USGS Open-File report 02-012
Physical Data and Biological Data for Algae, Aquatic Invertebrates, and Fish from Selected Reaches on the Carson and Truckee Rivers, Nevada and California, 1993-97
Table 32. Data for fish and crayfish collected at sites on the Carson River: Carson River at Deer Run Road near Carson City, Nev. (site 7, fig. 1), October 6, 1993
[Abbreviations and symbols: --, not determined; <, less than; N, number; SD, standard deviation]
| Scientific name (Genus species) |
Common name | N | Length, in millimeters | Weight, in grams | Percent abnormal | ||||
|---|---|---|---|---|---|---|---|---|---|
| Mean totala | SD |
Mean standardb | SD | Mean | SD | ||||
| Ameiurus melas | black bullhead | 1 | 168 |
-- |
140 |
-- |
69.0 |
-- |
100c |
| Catostomus platyrhynchus | mountain sucker | 3 | 148 | 30.4 | 127 | 24.6 | 43.4 | 23.1 | 0 |
| Catostomus tahoensis | Tahoe sucker | 5 | 238 | 50.5 | 203 | 39.3 | 163 | 106 | 20c |
| Cyprinus carpio | common carp | 2 | 128 | 4.9 | 102 | 4.9 | 32.7 | 4.1 | 0 |
| Lepomis cyanellus | green sunfish | 16 | 83 | 11.6 | 66 | 9.4 | 10.7 | 4.8 | 12.5d |
| Micropterus dolomieu | smallmouth bass | 12 | <30e |
-- |
-- | -- | -- | -- | 0 |
| Micropterus salmoides | largemouth bass | 5 | 123 | 8.1 | 99 | 7.5 | 25.6 | 3.6 | 20.0d |
| Pacifastacus leniusculus | crayfish | 35 | 70 | 27.7 | -- | -- | -- | -- | 0 |
| Rhinichthys osculus | speckled dace | 1 | 91 |
-- |
73 |
-- |
7.8 |
-- |
0 |
a For fish, total length, measured from tip of snout to end of
caudal (tail) fin; for crayfish, total length measured from tip of rostrum to posterior edge of telson.
b Standard length measured from snout to end of backbone in the caudal peduncle.
c Lesion.
d Anchor worm.
e Young of the year.