About

Joe Eaton lives in Berkeley and writes for the San Francisco Chronicle and Estuary News.

Contributions

It’s Fun! It’s Science! It’s a Bioblitz!

July 10, 2014 by Joe Eaton

On the last weekend of March, 9,000 people armed with binoculars, butterfly nets, cameras, and smartphones, spread out over an ...

No Comments

Bioblitz Turns Up Ancient Find in the Presidio

June 24, 2014 by Joe Eaton

One of the most unexpected finds of the March Golden Gate National Parks bioblitz, at El Polin Springs in the Presidio, was a freshwater sponge, one of the most ancient forms of animal life.

1 Comment

Ocean Acidification: Making Sense of Crabs and Skeptics

October 09, 2013 by Joe Eaton

Like other aspects of climate science, ocean acidification (OA) science has created much debate, particularly when it comes to its impact on hard shelled sea creatures such as crabs.

5 Comments

Ocean Acid Trip: The Hidden Harm of Climate Change

October 07, 2013 by Joe Eaton

Seawater has historically been alkaline, but is increasingly becoming less so. What does this mean for the ocean ecosystem in general? And along the California coast in particular? We’re just beginning to figure that out.

2 Comments

The Smallest Sandpipers

January 15, 2013 by Joe Eaton

Our two local sandpipers are cute as buttons, hard to tell apart, and eat primordial ooze. What's not to love?

No Comments

Planet Fungi

September 27, 2012 by Joe Eaton

It may be safely said that there are two kinds of people: those who notice mushrooms and those who don’t. ...

3 Comments

Bat Rays in San Francisco Bay

May 15, 2012 by Joe Eaton

What’s the cutest fish in the sea? To some biologists, it’s the bat ray, which cruises along the floor of local bays and estuaries, chomping on clams and other creatures. Maybe it’s time to make bottom-feeder a term of endearment! Springtime is breeding time for these friendly fish.

1 Comment

The Color of Flight

April 01, 2011 by Joe Eaton

From migrating monarchs to giant yellow swallowtails to tiny pygmy blues, butterflies are endlessly enthralling. For folks like retired East Bay Regional Parks naturalist Jan Southworth and artist Liam O'Brien, what started as an interest in colorful insects became a passion for creating nectar gardens and protecting habitat to sustain butterfly populations in San Francisco, the East Bay, and beyond.

No Comments

A Squabble of Gulls

October 01, 2010 by Joe Eaton

Gulls don’t inspire the awe that a golden eagle or red-tailed hawk does. Or the affection we feel for hummingbirds. But the Bay Area’s dozen gull species  are true survivors: Adaptable, voracious predators, they breed by the thousands in the South Bay and at the Farallones, and it takes some determined biologists to keep an eye on them.

1 Comment

Rafting Time for Diving Ducks

January 01, 2010 by Joe Eaton

The great rafts of ducks on San Francisco and Tomales bays, mostly surf scoter, greater and lesser scaup, and canvasback, are a wintertime spectacle. Scoter flocks can range from many hundreds to a few thousand birds. Why do they form these aggregations?

3 Comments

 
 
12
 
 
Fall 2014 Reader Survey