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Bats of the Redwoods

Love them or hate them, bats are an important part of our ecosystem. They help control insect populations and even pollinate some flowers. And like all of us at Sempervirens Fund, they find solace in and spend a lot of time among the redwoods. Read on to learn what one researcher discovered about bats of the redwoods.

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San Vicente Creek: Restoring a Stronghold

Mill Creek had been blocked since early in the last century by a 12-foot-tall, 25-foot-wide dam a quarter mile upstream from its confluence with the main aquatic thoroughfare, San Vicente Creek. In September 2021, that dam was removed, giving Mill Creek another half mile of free flow. The story of removing Mill Creek’s dam is a story about the pieces that fit together to bring life and vitality to an ecosystem.

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San Vicente Creek Flow By Ian Bornarth

Mill Creek Dam and the San Vicente Watershed

An old dam has denied endangered Coho salmon their critical spawning ground and redwood forests their nutrients for over a century in the Santa Cruz Mountains. This is the story of bringing down a dam to restore the southernmost habitat for Coho and coast redwoods.

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The Life and Times of Pumas

Pumas thrive when they can range from mountain top to mountain top. Unfortunately, in the Santa Cruz Mountains, their range is interrupted frequently, making it difficult for the species to survive. In fact, only 40 pumas are known to be active in the region. We have a lot of work to do to protect and expand their habitat, but how do pumas develop and grow? Read about the life cycle of pumas and their families over time.

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Redwoods, Pumas, and People

Pumas (Puma concolor) are the native mountain lions and bobcats, also known as panthers, cougars, or catamounts. The extensive ranges pumas need for territory, hunting and breeding is one reason why it’s so important to have large intact habitats with connected wildlife corridors. Roads and new development that fragment habitat are the biggest threats to pumas.

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Restoring San Vicente Creek to Save Endangered Salmon

Restoring San Vicente Creek Saving Endangered Salmon Sempervirens Fund is helping save critically endangered coho salmon and threatened steelhead through the restoration of San Vicente Creek in San Vicente Redwoods in the Santa Cruz Mountains near the small coastal town of Davenport. Read on to learn about these critical regional efforts. Donate Now Caring for…

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Rain Sorcery: A Wyrd Hike with Newts

By Ryan Masters, Sempervirens Fund (Originally published Nov. 26, 2014 in Hilltromper) The eyes of a California Newt are black slits set into saffron orbs. Gaze into them and you will know why the trio of weird sisters in Macbeth treasured them for their cauldron. They are gnomish and implacable. They hold secrets only found…

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A marbled murrelet with brown feathers mid-flap taking off from the sea, by Kim Nelson and Dan Cushing

Ornithology Mystery Solved at Big Basin

Marbled murrelets sport mottled brown feathers during breeding season, which falls between mid-April and late September.(Photo credit: Oregon State University) For decades, the marbled murrelet vexed biologists and birders. Scientists hypothesized that the seabird nested on cliffsides (like other members of the auk family), on islands, or in burrows. Some theorized that marbled murrelets lived…

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125 Years Strong—Protect What’s Wild and Worth Saving

For 125 years, this community has fought to protect redwoods. Today, you can carry that legacy forward. Make a gift during our special anniversary match and it will go twice as far to protect, restore, and rewild redwood forests.

Double My Gift