redd survey

River run

Drifting down the river in an inflatable raft sounds like a fine way to spend a spring day, but it can also be part of a scientific Read More…

It’s a wrap!

As the Chinook spawning season in our local rivers draws to a close, we’ve wrapped up our final redd surveys of the year. Every year, we conduct Read More…

On point

For the past few weeks, fisheries technicians have been carefully surveying miles of the Stanislaus River for salmon nests (i.e., redds). Perched high on the bow of Read More…

Redd characteristics

FISHBIO biologists evaluate salmon redds in West Coast rivers to better understand the spawning habitat preferences of salmon. Spawning locations chosen by Chinook can show considerable variability Read More…