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Papahānaumokuākea Marine Debris Project and Hawaiʻi Sea Grant present

Marine Debris Hack-a-Thon 2025

Saturday, December 13, 2025
6:00 – 8:30 pm
Waikīkī Aquarium

This free special event is open to all! Attend to cheer on the cutting-edge contestants, and enjoy an ocean-inspired night filled with fun, learning, and connection. Whether you’re passionate about our ocean, curious about innovation, or simply looking for a lively community event, we’d love for you to join us.

What to Expect:

  • Live music
  • Pūpū, drinks, and great company
  • Raffles
  • Interactive outreach by local environmental steward organizations
  • A chance to watch teams tackle real marine debris challenges and showcase creative solutions!

Let’s celebrate creativity, community, and our shared commitment to mālama i ke kai.

Poster with information on the Hack-a-Thon event with cute graphic of an octopus wielding cutting tools
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Hawaiʻi Sea Grant Events