| THE ESTIMATED NUMBER OF FISH THAT PASSED THE YORK HAVEN HYDROELECTRIC PROJECT THROUGH THE SEPENTINE VERTICAL NOTCH LADDER AT THE EAST CHANNEL DAM, 12 | |||||||||
| DATE | 12-May | 13-May | 14-May | 15-May* | 16-May* | 17-May | 18-May | ||
| SUNDAY | MONDAY | TUESDAY | WEDNESDAY | THURSDAY | FRIDAY | SATURDAY | Total for the Week | Total for the Year | |
| Hours of passage | 6.0 | 6.0 | 5.5 | 5.3 | 22.83 | 82.18 | |||
| Water Tempurature (F) | 63.7 | 62.8 | 59.6 | 57.0 | |||||
| American Shad | 118 | 139 | 24 | - | - | 1 | - | 282 | 629 |
| Alewife | 0 | 0 | 0 | - | - | 0 | - | 0 | 1 |
| Blueback herring | 0 | 0 | 0 | - | - | 0 | - | 0 | 0 |
| Gizzard shad | 771 | 1115 | 975 | - | - | 4431 | - | 7292 | 27398 |
| Hickory shad | 0 | 0 | 0 | - | - | 0 | - | 0 | 0 |
| Striped bass | 2 | 0 | 1 | - | - | 0 | - | 3 | 4 |
| White perch | 0 | 0 | 0 | - | - | 0 | - | 0 | 0 |
| American eel | 0 | 0 | 0 | - | - | 0 | - | 0 | 0 |
| Other Fish | 3677 | 2024 | 1096 | - | - | 243 | - | 7040 | 28362 |
| Total | 4568 | 3278 | 2096 | - | - | 4675 | - | 14617 | 56394 |
| River flow at Harrisburg exceeded 150,000 cfs, viewing temporarily terminated but fishway set to allow fish to pass. | |||||||||