salmon spawning

Our Top Stories of 2021

To cap off 2021, we’re looking back at our most-read stories of the year. Salmon, steelhead, technology….and marmots…are at the top of the list. It really is Read More…

Flashback Friday: Before they Hatch

Following the fall-run Chinook salmon spawning season, little salmon eggs are now beginning to develop in the gravel of river beds throughout the Central Valley. Today's Flashback Read More…

Film Friday: Trout Waiting for Salmon Eggs

https://youtu.be/NbuEZKAUvoU Salmon migrate hundreds of miles just to lay their eggs, but some of the eggs never stand a chance. Hungry mouths, like the trout in this Read More…

Spawn of the Living Dead

As October draws to a close, most of us have spent the past few weeks surrounded by images of Halloween monsters. Whether flipping past TV horror movies Read More…

Photo Friday: Big Fish

There are still giants in the rivers. During our surveys of salmon carcasses on the Stanislaus River this season, we came upon this massive male Chinook salmon Read More…

Before They Hatch

When salmon build nests (redds) on top of each other, called superimposition, this can affect both individual salmon and salmon populations as a whole, as we described Read More…

Fish fertilizer

Anecdotal accounts tell of salmon once so plentiful in California's Central Valley streams that farmers spread salmon carcasses onto their fields to fertilize crops. While those days Read More…

Smile, you’re on salmon camera!

Considering how much gear we station underwater or deploy floating in California’s rivers, it’s remarkable that we’re able to keep track of and recover it all—well, almost Read More…

One-to-one spawning

Last week we shared a video of a female Chinook salmon spawning with four males, including a large, dominant male and sneaky, small sized jacks. In contrast, Read More…