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Mission Blue Butterfly

Two mission blue butterflies face opposite each other.
New seeding approach changes game for Mission blues

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Small blue butterfly with two rows of white-rimmed black dots on the underside of its wings, drinking from a flower
Lupine and butterfly nets: Step-by-step on how we're helping save endangered Mission blue butterfly

A look at the painstaking work that goes into preserving habitat for the federally endangered Mission blue butterfly.

Park Rangers Takeo Kishi, left, and Jasmine Reinhardt at Muir Woods.
Best Bay to Breakers costume ideas if you love parks and the outdoors

So you’re running Bay to Breakers and you still don’t have a costume idea? How about paying homage to the parklands you love in and around the city? Here are some easy costume ideas that will signal to everybody that right after this run, you’re ready for a hike.

Small blue butterfly with two rows of white-rimmed black dots on the underside of its wings, drinking from a flower
Mission Blue Butterfly

Remaining populations of Mission blue butterfly are found in only a few locations around the San Francisco Bay area.

Milaga Ridge
Milagra Ridge

Home to the mission blue butterfly, Milagra Ridge has been the focus of intensive Park Stewardship restoration and monitoring in San Mateo County.

Oakwood Valley
Oakwood Valley and Alta Avenue

Just north of the Marin Headlands, Oakwood Valley features a hiking trail loop that winds through native grassland and the largest stand of oak and bay forest in the Golden Gate National Parks. The Parks Conservancy's Park Stewardship program works hard to protect these valuable resources by engaging the community and volunteers in restoration efforts.

MAHE_170504_ATB_235_2x1.jpg
Wolfback Ridge

The Park Stewardship program has focused on removing invasive plants to restore the Mission Blue butterfly habitat at this site in Marin County.

Mission Blue Butterfly
Mission (Blue) Impossible: A Rescue Plan for Endangered Butterflies

In April 2016, a team of scientists hatched a daring plan to save some endangered mission blue butterflies from a Milagra Ridge site ravaged by a plant pathogen. See how—and why—they relocated a couple of endangered butterflies to another spot on Milagra.

Small butterfly with open, bronze-colored wings, becoming blue towards her abdomen
Where in the Parks Can You Find the Mission Blue?

It’s mission blue butterfly season in the Golden Gate National Parks, and you can catch a glimpse of this endangered species at Milagra Ridge. Learn about this diminutive butterfly—and the plant upon which its survival depends.

Mission blue butterfly (Icaricia icariodes missionensis)
Five Lessons I Learned from the Mission Blue Butterfly

This winter the Golden Gate National Parks will be planting over a thousand lupines, the host plant of the endangered mission blue butterfly. As we prepare for this restoration work, a Park Stewardship manager reflects on the big lessons he’s learned from this little butterfly.