These chinooks are likely hatchery strays. But they are still an ecosystem boon—and flaming-bright symbols of restoration at work.

The first update to a local State of the Birds report in 14 years shows restoration working—and some puzzling declines.

The 2025 State of Our Estuary assessment, released this fall at a regional conference, takes the pulse of the San Francisco ...

The first attempts to restore Mendocino’s streams for coho and other salmon began in the 1960s. Decades of logging in the ...

On a waterlogged highway, cars drive into the sea. Truck cabs and bus windows poke up above the waves; sedans are fully submerged, burbling through the water like schooling fish. This is not a scene ...

A white-headed woodpecker stirs the dawn quiet, hammering at a patch of charred bark stretching 15 feet up the trunk of a ponderosa pine. The first streaks of sun light the tree’s green crown, sending ...

A money spider (Tenuiphantes sp.) balloons, under controlled conditions, from its daisy perch. You can see the trichobothria (leg hairs) and dragline silk in this picture. (Michael Hutchinson via ...

Audrey Fusco can’t help getting excited at the sight of one monarch butterfly these days. In the spring sun in Bolinas, one poses briefly on the spire of a tall purple flower, wings aglow in the ...

This piece was originally published in KneeDeep Times, a digital magazine featuring stories from the frontlines of climate resilience in the San Francisco Bay Area and beyond. The mud at Richmond, ...

Bay Nature has just opened nominations for our 2025 Local Hero Awards! Next spring’s event will mark our 15th annual Local Hero Awards and Bay Nature’s 25th anniversary as an organization. We look ...

A San Francisco crabber for 15 years, Nick Krieger arrived at the Bay Model Visitor Center in Sausalito a bit late after a morning of teaching surf lessons. He noticed that attendance was sparse, and ...

On a gray early March morning in Sonoma County, everything is dripping. Somewhere, out of sight, in hollow trees and rocky caves, tiny American black bear cubs nurse in the dark. Born at less than a ...