Invasion of the New Zealand Mud Snail
The scientists and volunteers with the Coho and Steelhead Monitoring Program don’t yet have to deal with New Zealand mud snails. Barely larger than a grain of rice, this snail...
Wildlife
In the Wake of the Oil Spill
Not long after the cargo ship Cosco Busan ran into the Bay Bridge last November, it was clear that the resulting spill was only the beginning of a much longer...
Naturalist’s Notebook: A Six-Step Fluke of Nature
Intrepid naturalist Jack Laws finds a fluke of nature in six not-so-easy steps.
Shifting Sands
At the mouth of Tomales Bay, sand dunes and seasonal wetlands coexist uneasily with California's largest coastal campground. The dunes at Lawson's Landing, home to rare butterflies and plants like...
The Grunion’s One-Night Stand in the Sand
Solstice is nigh, the tide is high, the full moon illuminates the midnight beach, and before us, thousands of glimmering fish wiggle out of the surf to spawn in the...
Ask the Naturalist: Why Do Dragonflies Swarm?
What causes dragonflies to take flight in swarms of thousands or millions?
A Big Year for Rare Species
From Mori Point in Pacifica to Lands End in San Francisco and all the way up to Tomales Bay, the Golden Gate National Recreation Area (GGNRA) forms a patchwork of...
Taking the Heat
Though we may not be able to detect it on a day-to-day basis, climate change has come to the Bay Area and is already leaving its mark on local ecosystems:...
Birds of a Different Feather, Flocking Together
Meander through an oak woodland, or even a wooded suburban area, on a winter day, and you're likely to experience something strange about our winter woodland songbirds: You may not...
Allen’s Hummingbirds in Town
Starting in February in coastal areas, keep an eye out for a change in your local hummingbirds. Our resident Anna’s will be sharing the stage with the Allen’s flying in...
