This event is in the past.It took place on September 8, 2026 at Clarke Beach Park.

Bat Nights 1
Parks & Gardens
Bat Nights 2

Bat Nights

July 28 at 8:30pm - September 8

At Clarke Beach Park

Mercer Island

🍿Small snacks provided
🔦Bring a headlamp
👶All ages welcome

Channel your inner naturalist and count bats at sunset. This community science program gets you exploring the park after dark while contributing to real research. No experience needed, just curiosity and a headlamp.

Community science
Family-friendly
After-dark adventure
Nature observation
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