Table 2. Electrofishing effort, numbers of fish caught, and catch per unit of effort, Lake Davis, 1999. |
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Fish Captured |
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| Date | Effort (secs) | PSD | ( ) | GSH | ( ) | BB | ( ) | RT | ( ) | BN | ( ) | NP | ( ) | LMB | ( ) | Total | ( ) |
| June 22 | 9,799 | 283 | (28.9) | 113 | (11.5) | 5 | (0.5) | 17 | (1.7) | 0 | (0.0) | 0 | (0.0) | 0 | (0.0) | 418 | (42.7) |
| June 23 | 8,981 | 308 | (34.3) | 57 | (6.3) | 22 | (2.4) | 12 | (1.3) | 0 | (0.0) | 1 | (0.1) | 0 | (0.0) | 400 | (44.5) |
| Jul 13 | 4,318 | 68 | (15.7) | 25 | (5.8) | 0 | (0.0) | 10 | (2.3) | 0 | (0.0) | 0 | (0.0) | 0 | (0.0) | 103 | (23.9) |
| Jul 14 | 7,128 | 289 | (40.5) | 14 | (2.0) | 19 | (2.7) | 40 | (5.6) | 0 | (0.0) | 0 | (0.0) | 0 | (0.0) | 362 | (50.8) |
| Jul 27 | 12,441 | 231 | (18.6) | 55 | (4.4) | 0 | (0.0) | 0 | (0.0) | 0 | (0.0) | 24 | (1.9) | 0 | (0.0) | 310 | (24.9) |
| Jul 28 | 6,234 | 0 | (0.0) | 0 | (0.0) | 0 | (0.0) | 0 | (0.0) | 0 | (0.0) | 6 | (1.0) | 1 | (0.2) | 7 | (1.1) |
| Aug 11 | 3,530 | 131 | (37.1) | 100 | (28.3) | 29 | (8.2) | 80 | (22.7) | 0 | (0.0) | 2 | (0.6) | 0 | (0.0) | 342 | (96.9) |
| Aug 24 | 8,421 | 142 | (16.9) | 58 | (6.9) | 10 | (1.2) | 9 | (1.1) | 0 | (0.0) | 4 | (0.5) | 0 | (0.0) | 223 | (26.5) |
| Aug 25 | 7,085 | 137 | (19.3) | 36 | (5.1) | 5 | (0.7) | 13 | (1.8) | 0 | (0.0) | 5 | (0.7) | 0 | (0.0) | 196 | (27.7) |
| Sep 8 | 7,263 | 82 | (11.3) | 117 | (16.1) | 27 | (3.7) | 8 | (1.1) | 0 | (0.0) | 4 | (0.6) | 1 | (0.1) | 239 | (32.9) |
| Sep 23 | 4,408 | 321 | (72.8) | 38 | (8.6) | 23 | (5.2) | 21 | (4.8) | 2 | (0.5) | 4 | (0.9) | 0 | (0.0) | 407 | (92.3) |
| Oct 13 | 9,781 | 75 | (7.7) | 11 | (1.1) | 14 | (1.4) | 24 | (2.5) | 0 | (0.0) | 31 | (3.2) | 1 | (0.1) | 156 | (15.9) |
| Oct 26 | 7,266 | 15 | (2.1) | 9 | (1.2) | 10 | (1.4) | 49 | (6.7) | 0 | (0.0) | 20 | (2.8) | 0 | (0.0) | 103 | (14.2) |
| Nov 3 | 9,336 | 12 | (1.3) | 24 | (2.6) | 3 | (0.3) | 48 | (5.1) | 0 | (0.0) | 27 | (2.9) | 0 | (0.0) | 114 | (12.2) |
| Nov 4 | 6,777 | 3 | (0.4) | 5 | (0.7) | 11 | (1.6) | 56 | (8.3) | 0 | (0.0) | 12 | (1.8) | 0 | (0.0) | 87 | (12.8) |
| Nov 9 | 9,914 | 8 | (0.8) | 18 | (1.8) | 3 | (0.3) | 145 | (14.6) | 0 | (0.0) | 26 | (2.6) | 0 | (0.0) | 200 | (20.2) |
| Nov 10 | 1,753 | 1 | (0.6) | 29 | (16.5) | 0 | (0.0) | 16 | (9.1) | 0 | (0.0) | 7 | (4.0) | 0 | (0.0) | 53 | (30.2) |
| Nov 18 | 3,262 | 0 | (0.0) | 8 | (2.5) | 0 | (0.0) | 0 | (0.0) | 0 | (0.0) | 13 | (4.0) | 0 | (0.0) | 21 | (6.4) |
| Nov 22 | 4,997 | 1 | (0.0) | 4 | (2.5) | 0 | (0.0) | 10 | (0.0) | 0 | (0.0) | 11 | (4.0) | 0 | (0.0) | 26 | (6.4) |
| Nov 23 | 2,003 | 0 | (0.0) | 0 | (2.5) | 0 | (0.0) | 36 | (0.0) | 0 | (0.0) | 0 | (4.0) | 0 | (0.0) | 36 | (6.4) |
| Totals | 134,697 | 2,107 | (15.6) | 721 | (5.4) | 181 | (1.3) | 594 | (4.4) | 2 | (0.0) | 197 | (1.5) | 3 | (0.0) | 3,803 | (28.2) |
| PSD=pumpkinseed, GSH=golden shiner, BB=brown bullhead, RT=rainbow trout, BN=brown trout, NP=northern pike, LMB=large mouth bass | |||||||||||||||||
| number in parenthesis is catch per 1,000 seconds of pulsator output. | |||||||||||||||||