Ocean Defenders Alliance - Hawaii Island

10/16/2026

THIS COMING WEDNESDAY!!!! We need volunteer divers!

Edit! Air tanks offered by Big Island Scuba Repair!

09/25/2026

Canceled due to Hurricane Nolo

09/17/2026

We got our permit! Please join us for this annual event for Kawaihae South Harbor Cleanup! We absolutely need shore support as well as divers for this event! If anyone has a kayak and is willing to man it while the cleanup is happening, watching for divers and boats for safety, please let me know!! I need an accurate headcount for this event so please, please sign up with Kay as soon as possible! Free tank rental at Kohala Divers Ltd. This briefing will start at 9 AM at South Harbor so please arrive early to get your tanks and start to set up your gear. We will be splashing no later than 9:30 AM. Spread the word! Let's get a lot of volunteers!

09/14/2026

It's that time again! Namaka Advanced Boat Cleanup along the Northern Coastline with Ocean Defenders Alliance and Kohala Divers Ltd.!! This boat will sell fast and spaces are limited! These are live boat cleanups and the sites are known for high currents and lower visibility. We will most likely be doing maintenance cleanups unless something is spotted sooner. Gloves are a requirement and dive buddies can be assigned day of. Advanced Certification Required or Previous Cleanup experience required. Call Kohala Divers Ltd. or message or email Kay to reserve your spot today! $75 Donation! Mahalo!!

09/13/2026

TOMORROW!!! Come out!!!

09/10/2026

Check out our back-to-back Tire days!

11 tires. Two days. More than 700 pounds removed from Kailua Bay! 🌊...

09/01/2026

Our Kailua Pier needs cleaning!
We need topside and underwater help!!!

08/29/2026

Anyone available to help this weekend??

Aloha kakahiaka, sharing a kāhea from Guy Enriques for help at Punaluʻu this weekend if you are interested / avail.

- Punalu’u Beach Cleanup, this Sunday 8/30, meet at 10:00am at the Lei Stand.
- Bring: good gloves, hat, sun glasses, sunscreen, rakes of all kinds, picks, old tarps to drag sticks, pickup truck (if can) to haul debris short distance, and last but not least is a good attitude and a smile 😊🤙🏽

(If you live outside of the area - carpooling is suggested as traffic has been heavy in Kaʻū lately.)

07/12/2026

4 spots left on Kona Honu Divers’s cleanup boat this Tuesday! Certified divers needed. Call to sign up! 808-324-4668

07/06/2026

Upcoming ODA CLEANUPS!
- Hilo Ocean Adventures is hosting their first ODA cleanup this Sunday July 12th!!! DM for more info
- Kona Honu Divers boat charter July 14 still has a couple seats! Call 808-324-4668 to sign up (certified divers only, advanced and prior cleanup experience required).