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Mainstem Trinity |
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Fish: Downstream Migrant Trap Juv Coho Willow Cr, Flow, Temp 1991 |
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Caption: Coho salmon juveniles were trapped at the Willow Creek downstream migrant trap in 1991 and results are shown above as the average number per week. Temperature is shown in degrees C, water flows are scaled at 100 (max flow = 5,180) and the lunar phase is 0 is new; 10 is full. A large pulse of coho seem to have moved on the dark of the moon in May. Data provided by U.S. Fish and Wildlife Service, Arcata, CA. See Info Links for more information.
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