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Marine Science & Technology Center at Highline Community College

Welcome to the Marine Science and Technology Center of Highline College


The MaST Center is the marine biology and aquarium facility of Highline.

Dedicated to expanding knowledge about the Puget Sound, the MaST Center serves as both teaching institute and public learning center.

Located 4 miles south of campus at Redondo Beach, the MaST Center lies halfway between Seattle and Tacoma with easy access to a huge diversity of nearby habitats.  The 2,500 square-foot facility offers public space, classroom, laboratories, offices, research areas with state-of-the-art equipment and an aquarium. The Aquarium holds 12 tanks totalling 3,000 gallons of flow-through seawater, and displays over 250 native Puget Sound marine species.

Location & Hours

Calendar of Events

Explore the Puget Sound, Underwater!

Observe Native PNW Marine Life

Get Involved