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 – Merry Fishmas, 2024!

Merry Fishmas everyone!  I fell horribly behind in my fish reporting, so I am combining Fishmas with the November blog. ...

Fish in the Bay – August 2024. Bat Ray Care & Feeding – in the Nursery.

Once again, fish totals were low in August.  We presume this is the lingering El Nino effect.  Hopefully, a flip...

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 – 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 – November 2023, Part 3 – Bat Rays to the Rescue?

We caught 36 Bat Rays in November.  It was unexpected to see so many this late in the year.  With...

Fish in the Bay – November 2023, Cool season.

Winter fishes arrive as weather cools.  This creates a complicated picture in November.  Many summertime fishes linger as Longfins, Herring,...

Fish in the Bay – October 2023, Part 2: Musculista Explosion, Green Water, & Big Brown Birds.

This report covers additional observations from October. Musculista senhousia, aka “Asian Date Mussels,” or Arcuatula senhousia, have been showing up...

Fish in the Bay – October 2023, Fall Begins.

Several October spoilers were given in the previous post.  Much more remains to be reported. We will only cover a...

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 – July 2023, Record Starry Year

Record Starry Year!  As reported earlier, the year-to-date Starry count had already exceeded the previous record year as of June,...

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 – May 2023, Extra Baby Fish Month.

More baby fish showed up in May.  For want of a better term, this was an “Extra Baby Fish Month.”...

Fish in the Bay – April 2023, Traditional Baby Fish Month

April is “Traditional Baby Fish Month.”  The tradition is fairly new in Lower South San Francisco Bay.  New for us,...

Fish in the Bay – March 2023, Freshwater Flushing & Spawning Fishes!

Atmospheric rivers and rainwater flushing continued through March.  This extended rainy season is a very welcome change after at least...

Fish in the Bay – February 2023, Freshwater Flushing Continues.

Cold rain continued to fall as Atmospheric Rivers blew in from the ocean throughout January and February, and even through...

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 – December 2022 – Rain & Brown Water

We trawled in cold and intermittent rain on December 10th and 11th.   This seasonal weather change is a very good...

Fish in the Bay – November 2022 – Sturgeon Alert!

The disastrous San Francisco Bay Red Tide of August 2022 is now fading into memory.  The most crushing long-lasting effect...

October Report – Big Bass & Guitarfish Month.

In response to concerns about fish kills from the July-September Red Tides in Central and South San Francisco Bay, I...

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 – April 2022, Part 2: Supplemental Report – The Bestiary.

Random observations from April trawls in Lower South San Francisco Bay.  These were a series of Facebook posts that didn’t...

Fish in the Bay – October 2021: Longfins Returned. Non-native Silversides & Shimofuris were still out of control.

Trawl map. The results from October trawls were a mix of good and bad news on several levels.   Bay-side...

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...