Catalina Island Marine Institute Outdoor Science School

Catalina Island Marine Institute (CIMI) at Toyon Bay is a unique outdoor science school providing an exciting outdoor educational experience for students from public and private schools in grades 4 through 12. It is one of three outdoor science schools on Catalina Island operated by the nonprofit corporation, Guided Discoveries.

Our focus on hands-on experiential science, utilizing state of the art labs and equipment, increases science literacy and environmental stewardship. CIMI’s expert instructors guide students through island terrestrial biology, marine biology labs and field activities designed to stimulate minds, build character, develop social skills, and most importantly, create excitement about science.

During our three- and five-day programs students and teachers participate in a variety of hands-on labs and field activities.

Labs and Field Activities

  • Snorkeling
  • Fish
  • Sharks, Rays & Skates
  • Invertebrates
  • Marine Mammals
  • Plankton
  • Algae
  • Ocean Kayaking (5-day trips only)
  • Hike
  • Astronomy
  • Campfire
  • Night Snorkel

The Toyon Bay Campus

The campus features comfortable dormitory accommodations and fantastic indoor and outdoor dining facilities. Additionally, the site contains state-of-the-art laboratories, classrooms, aquariums, display areas, and recreational facilities that are well integrated with the natural beauty of Catalina Island’s land and sea environments.

  • Private Cove & Pier
  • Dorms
  • Dining Hall
  • Science Labs
  • Touch Tanks & Aquariums
  • Beach Amphitheater
  • Snorkeling Gear
  • Kayaks (five day program only)
  • Recreational Field
  • Volleyball Courts
  • Gaga Pitt
  • Climbing Wall


“CIMI at Toyon Bay provides a unique and exciting program environment that’s the perfect way to enhance any student’s education.

By focusing on hands-on experiential science, and utilizing our state of the art labs and equipment, we strive to increase science literacy. Our expert instructors use the natural land and sea environments of beautiful Catalina Island to stimulate minds, and most importantly, to create excitement about science.

During our three or five day programs, students and teachers have the opportunity to gain first-hand experience of the diverse Southern California flora and fauna found in the ocean that surrounds Catalina Island.”

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