bay pipefish

Fish in the Bay – March 2025. Baby Fishes & Interesting Oddballs

The Shaduary Shad population explosion ended by early March.  Only a small remnant of stragglers remained in the area.  Unfortunately,...

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 – May 2024, El Nino?

Relatively few fish overall.  May totals were generally not the lowest ever, but these numbers were reminiscent of low fish...

Fish in the Bay – April 2024, Part 2, Every Fish has a Season.

This is part two of the April report.  Part one covered “Baby Fish Month” which mainly pertains to the April...

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 – February 2024, Part2. Freshwater Flush, continued.

This is part two of the February blog.  The February flush and the resulting salinity drop scattered most of our...

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 – 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, 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 – 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...

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 – May 2022: Big Baby Fish Month!

As reported last month, the early April trawls captured “Traditional Baby Fish Month.”  But with only 721 babies, it was...

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 – March 2022: A Crazy & mixed up month!

March was an unusual month that we still have not completely figured out.  We are in the start of 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 – 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, 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 – 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 – 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 – October 2020: Anchovy Spawning & Silverside Tsunami Increase.

Trawl map annotated with Anchovies and Silversides. Anchovy spawning locations are circled in pink. Two major trends continued in October: ...

Fish in the Bay – August 2020: Red Ceramium, Tricolored Blackbirds, & more Spawning Anchovies.

Hello again.  This is a bit of an “odds and ends” clean up post.  I was unable to join the...

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 – May & June 2020, part 2: Fishes of June, plus a bonus worm.

This is part two of a combined May – June report.  Part one examined the massive Crangon shrimp recruitment explosion...

Fish in the Bay – March 2020: Spring Spawns – Part 1

I am social-isolating and self-sheltering to maximum extent possible. Yet another naturally-mutated virus popped up and potentially threatens to mow...

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...

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