Fish in the Bay – April 2025: WRMP – Eden Landing Trawls.

The UC Davis OGFL lab was contracted by the Wetlands Regional Monitoring Program (WRMP) to perform fish monitoring surveys at...

Fish in the Bay – March 2025, Part2. Bottom fishes & bugs

As often happens, there was no room for discussion about bottom fishes and bugs in Part 1 of the March...

Fish in the Bay – June 2024, Part 2. Gobies, Pipefish, & Bugs.

This is part 2 of the June report.  – These are additional observations that couldn’t be squeezed into the initial...

Fish in the Bay – March 2024, Spring Flush Continues.

As of March, we were still experiencing a welcome extended rainy spring.  In theory, the additional rainwater flushing should be...

Fish in the Bay – June 2023, Is Summer here yet?

More baby fishes showed up in June!  This included 60 baby Longfin Smelt and 178 baby Starry Flounder which is...

Fish in the Bay – January 2023, Part 2 – The Rest of the Fishes.

Part 2 of the January report covers all the other interesting fishes and bugs.  Seven atmospheric river storms that swept...

Fish in the Bay – April 2022, Part 1: Traditional Baby Fish Month?

Long-time readers will know that April is “Baby Fish Month” in Lower South SF Bay.  Larvae of gobies and a...

Fish in the Bay – February/March 2022 Supplemental Report: Gobies, Shrimp, etc.

SF Bay fishes are very active in winter through spring.  Charismatic pelagic fishes like Longfin Smelt, Anchovies, Herring, Topsmelt, and...

Fish in the Bay – November 2021: Winter Fish Transition.

Happy New Year 2022. I am thinking about 2021 in review, but at the same time, I am still catching...

Fish in the Bay – September 2021: Operation Guadalupe.

Hello folks.  From mid-August thru mid-September, the UC Davis OG Fish Lab did something very different.  With additional funding from...

Fish in the Bay – June 2021: Summer Fishes.

Trawl map. June Trawls.  The summertime Anchovy spawn commenced in June: see previous Anchovy Alert blog post – http://www.ogfishlab.com/2021/06/05/fish-in-the-bay-june-2021-anchovy-alert-spawning-anchovies-have-returned-to-lower-south-san-francisco-bay/.  This...

Fish in the Bay – May 2021: Finishing off the La Nina spring.

Trawl map. May Trawls.  May is typically a low-fish transition month between “Baby Fish Month” of April and summertime Anchovies. ...

Fish in the Bay – February 2021: Tales from the Coral Reef and the Spawning Ground.

Trawl map. Good news, a new season of spawning fish arrived!  Read on.   Bay-side stations trawling results. Rare, odd-ball...

Fish in the Bay – January 2021, Part 2: La Nina Skies; shrimp, parasites, and more.

Sunrise near station Coy4 on January 30th, 2021 I had some odds-and-ends left to report from the January trawls.  Beautiful...

Fish in the Bay – November 2020: Cold Snap – Winter Arrives.

Trawl map. November trawls confirmed that winter arrived in Lower South Bay:  Total fish counts dropped from over 7,900 in...

Fish in the Bay – September 2020, Part 2: Shimofuri Special Report and Benthic Bugs.

Fish in the Bay – September 2020, Part 2: Shimofuri Special Report and Benthic Bugs.

This post is a cleanup of a few ongoing issues.  The Shimofuri Goby problem. As discussed many times, Shimofuri Gobies...

Fish in the Bay – July 2020: Lots of Crangon & Topsmelt, plus a Red Ceramium Bloom.

Trawl map.   Bay-side stations trawling results.   Upstream of Railroad Bridge. Our July trawling weekend was quite an experience. ...

Fish in the Bay – December 2019: Part 2, Gobies and more wet-season erosion.

Some additional December observations and 2019 end of year clean up. Fish & Bug Matrix: Six good years of comparable...

Fish in the Bay – October 2019, UC Davis Trawls – Winter Fish Arrivals & a goby surprise.

I joined the UC Davis trawls on both days of this October’s trawling weekend.  … Fish are on the move! ...