Gravel replenishment

Many rivers have had huge quantities of gravel extracted from active river channels, resulting in a net loss of gravel and drastically changing channel geomorphology. The construction Read More…

Highlights from Salmon Festival 2009

This last weekend was the first annual Stanislaus River Salmon Festival and it was a huge success! Thank-you to everyone who helped make is such a great Read More…

Sharp bite

Pictured here is an adult male Chinook salmon flashing his sharp teeth while swimming next to an adult female. Although for most of their lives males and Read More…

Stanislaus River Salmon Festival Video

Saturday (November 7) is the first ever Stanislaus River Salmon Festival.The event is intended to celebrate the local salmon fishery, as well as educate and inspire the Read More…

Bi-colored chinook salmon

During almost 20 years of fish research, we have encountered a lot of interesting looking fish species, odd behaviors, and have observed a variety of injuries, such Read More…

Spawning colors

Lahontan redsides, Richardsonius egregius, are a small skinny cyprinid minnow endemic to lakes and streams of the Lahontan Basin in California and Nevada. We captured this one Read More…

Dam trout

Dams reduce the abundance of wild anadromous fish, such as salmon and steelhead, by cutting off access to historical spawning habitat. Our drive for flood control and Read More…

Rare White Sturgeon sighting

Although white sturgeon (Acipenser transmontanus) are native to the San Joaquin Basin, it’s uncommon to see them in shallow water habitat, and rare to have the opportunity Read More…