Napa River Rotary Screw Trap Open House 2019

On Sunday May 5, 2019 the Napa County Resource Conservation District (RCD) hosted an Open House event for approximately 50 interested members of the public at the Napa River Rotary Screw Trap. For nearly a decade, the RCD has been using the rotary screw trap — a fish collection device — to monitor fish populations … Continue Reading »

The River to Recovery: Fisheries Monitoring on the Napa River

The Napa County Resource Conservation District (RCD) has been operating the Napa River Rotary Screw Trap for nearly a decade. This collection device monitors fish populations in the Napa River Watershed, with particular focus on steelhead and Chinook salmon. Learn more about our collaboration with the RCD in our latest video story!   Additional Resources … Continue Reading »

Tidewater Goby Workshop September 21-23, 2018

WRA’s Daniel Chase is among a panel of expert instructors for the upcoming Tidewater Goby Ecology & Management workshop September 21-23, 2018 at the Pt. Reyes National Seashore in Marin County, California. The event is co-hosted by the Cal/Neva Chapter of the American Fisheries Society and the Western Section of The Wildlife Society and will cover … Continue Reading »

Napa River Rotary Screw Trap Open House May 6

On Sunday May 6, 2018 the Napa County Resource Conservation District (RCD) will host an open house at the Napa River Rotary Screw Trap. For nearly a decade, the RCD has been using the rotary screw trap, a fish collection device, to monitor fish populations in the Napa River Watershed, with particular focus on steelhead … Continue Reading »

Expanding Opportunities for Environmental DNA Sampling

by Daniel Chase and Patricia Valcarcel The molecule that contains the genetic instructions for life, and is found in every species on the planet, is now opening new doors and providing a powerful tool for biologists and natural resource managers.  Deoxyribonucleic acid, more commonly known as DNA, is fundamental to life.  For decades, scientists have … Continue Reading »

Endangered Coho Salmon Return to Redwood Creek

In January 2018, nearly 200 adult Coho salmon were released back into Redwood Creek in Marin County, California. This is the story of their unusual journey home.

WRA Fisheries Expert to Present at the American Fisheries Society Cal-Neva Annual Meeting

The Cal-Neva Chapter of the American Fisheries Society 52nd Annual Meeting will be held February 28-March 2 in San Luis Obispo. The theme of the meeting is “Outside the Bubble”. The conference, which brings together academics, scientists, regulators, and others dedicated to the fisheries community, will focus on the critical need to engage with those … Continue Reading »

WRA Fisheries Expert to Present at American Fisheries Society Annual Meeting

The Western Division of the American Fisheries Society Annual Meeting is being held this year in Reno, Nevada.   The theme of the 41st annual meeting hosted by the California-Nevada Chapter is: Fisheries, Society, and the Scientific Method – Challenging Our Perception of Science, Policy, and Management.  The conference focus will be on using the scientific method to find answers … Continue Reading »

San Francisco Bay Herring Spawn Potential Map

by Dan Chase Pacific herring (Clupea pallasii) are found in large schools throughout the California’s coastal zone and are an important forage species that sustains a valuable commercial and recreational fishing industry in San Francisco Bay.  While primarily found off shore, the species moves into bays and estuaries in the winter to lay their eggs. These … Continue Reading »

WRA to Present at American Fisheries Society Meeting

WRA fisheries biologist Dan Chase has been invited to present at the American Fisheries Society (AFS) 145th annual meeting in Portland, Oregon.  This large national meeting has more than 3,000 registered attendees and will feature over 2,100 oral presentations and 400 poster presentations. The conference poster networking event on Monday, August 17th from 6:00 – 8:30 pm will … Continue Reading »