Olympia oysters, whose native range runs from Baja California to southern Alaska, are being enlisted as ecological engineers ...

Long-term monitoring isn’t sexy,” says one source. But this data is how we know what is happening to the planet.

Biodiversity After 28 Years, Alameda Creek Opens Up To Fish The final barrier is falling. It's a watershed moment.

When ranchers leave the land, what version of nature takes over? The park and The Nature Conservancy have ambitious restoration plans.

Here to stay? Mats of Eurasian watermilfoil clog waterways in the Tahoe Keys, on Lake Tahoe’s south side. It can regrow from a wisp. (Sonya Bennett-Brandt) Biodiversity What Lies Beneath Can we keep ...

Yellow-bellied sapsucker (Kyle Tansley) Biodiversity A Sapsucker Superspecies Is Evolving In Our Midst The family tree for these woodpecker family members has gotten rather complicated.

Conservation How Local Conservationists Are Planning for the Trump Era Prop. 4’s $10 billion for climate adaptation is one blessing. Another is money that can’t be unspent.

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 ...

For the first time in history, black bears are living in North Bay counties, occupying an ecological niche once filled by grizzlies.

Scientists have schlepped up some silvery blue butterflies, Glaucopsyche lygdamus, from the Monterey area to the Presidio, to stand in for their extinct cousin. (Gayle Laird, California Academy of ...