three-spined stickleback

Fish in the Bay – May 2025, Extra Baby Fish Month

Extra Baby Fish Month!  It happened again.  Every once in a while, we see a bigger goby baby boom in...

Fish in the Bay – July 2024, El Nino Summer Doldrums.

I suppose we could call this the “slow summer” or maybe the “warm summer.”  Fish counts remain low compared to...

Fish in the Bay – February 2024, Freshwater Flush & a Later Red Tide.

February trawls were conducted on 10 and 11 February just after two atmospheric rivers dumped a good amount of rain. ...

Fish in the Bay – January 2024, Part 2 – A January food chain.

Part 2 of the January 2024 report: 1. Green water & some reddish fish in Artesian Slough. Clear green water...

Fish in the Bay – August 2023, Starry, Starry Summer!

The big story for August is that another 464 baby Starries were caught.  When added to all the Starries caught...

Fish in the Bay – August 2022, Bat Ray Bonanza.

A slightly belated report from August trawls.  At the time of this report, we were not yet aware of Red...

Fish in the Bay – Special Report: Green Water, 6-7 Aug 2022.

This is a Fish in the Bay special report to document observations of water color in Lower South San Francisco...

Fish in the Bay – Alert! The 2022 Anchovy Spawn has Begun!

The Anchovy population just exploded in Lower South SF Bay.  The monthly totals in April and May were 29 and...

Fish in the Bay – September 2021: Operation Guadalupe, Part 3.

Operation Guadalupe trawl stations. Operation Guadalupe. Continued.  For this third and last installment, we surveyed the upstream tidal end of...

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 – January 2019, UC Davis Trawls – Anchovy Spawn, a belated report.

Hi everyone.  The UC Davis/Hobbs Lab team was back again for March otter trawls in Lower South Bay this past...

Fish in the Bay – 7 August 2016 UC Davis trawl – Stickleback are up. Staghorns are down.

Hello again folks, I don’t normally go out fishing with the UC Davis / Jim Hobbs crew so frequently, but...