Bay Delta Region
Studies and Surveys
- 20mm Survey
- Fall Midwater Trawl
- Fish Salvage Monitoring
- San Francisco Bay Study
- Smelt Larva Survey
- Special Studies
- Spring Kodiak Trawl
- Striped Bass Study
- Sturgeon Study
- Townet Survey
- Zooplankton Study
- All Surveys and Studies
Other BDR Links
Main Office
2825 Cordelia Road, Suite 100
Fairfield, CA 94534
(707) 428-2002
Stockton Office
2109 Arch Airport Rd
Stockton, CA 95206
(209) 234-3420
Acting Regional Manager:
Scott Wilson
Related Programs
Fish Distribution Map
* Fish >= 60mm not displayed on length/freq chart.
Longfin Smelt 2023 Survey: 6
| STATION | SURFACE TEMP (Celsius degree) | TURBIDITY (NTU/FNU) | SURFACE EC (microSeimen/cm) | NUMBER OF TOWS | AVERAGE CPUE |
|---|---|---|---|---|---|
| 508 | 10.3 | 36.0 | 209 | 1.0 | 75.52 |
| 705 | 9.6 | 19.4 | 143 | 1.0 | 11.08 |
| 723 | 10.9 | 32.7 | 194 | 1.0 | 0 |
| 809 | 10.0 | 21.9 | 159 | 1.0 | 0 |
| 812 | 10.8 | 26.6 | 181 | 1.0 | 10.44 |
| 815 | 10.7 | 29.3 | 157 | 1.0 | 38.75 |
| 901 | 11.1 | 18.5 | 191 | 1.0 | 16.71 |
| 902 | 11.8 | 10.2 | 292 | 1.0 | 0 |
| 906 | 11.3 | 40.1 | 170 | 1.0 | 0 |
| 910 | 11.5 | 53.1 | 187 | 1.0 | 0 |
| 912 | 11.4 | 64.2 | 202 | 1.0 | 0 |
| 914 | 11.4 | 34.5 | 217 | 1.0 | 0 |
| 915 | 11.7 | 8.8 | 316 | 1.0 | 0 |
| 918 | 11.3 | 18.8 | 471 | 1.0 | 0 |
| 919 | 11.2 | 45.4 | 133 | 1.0 | 0 |
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