Turtle Island Restoration Network is a leading advocate for endangered marine wildlife in the Eastern Tropical Pacific.

From starting nesting beach programs in Central America that prevent egg poaching to creating a National Wildlife Refuge in Nicaragua to protect the most important nesting beach for olive ridley sea turtles, we’re committed to saving oceans and marine wildlife in the Eastern Tropical Pacific.

Action Alerts

August 19, 2026

From Seed to Forest: Mapping the Journey of 10,000 Redwoods

August 12, 2026

Introducing a New Chapter for the 10,000 Redwoods Program

Our Campaigns

Cocos Island Dive Expeditions

November 9, 2018

Save the Leatherback

November 9, 2018

Hammerhead Shark Photo ID Project

May 30, 2018

End Longline Overfishing

project exerpt test

Create the Cocos-Galapagos Swimway

May 23, 2018

Protect Nesting Beaches

May 23, 2018

Take Action!

October 20, 2025

Hawai‘i’s Reefs Under Threat Again, Submit Testimony to Board of Land and Natural Resources

July 23, 2025

This Shark Week, Turtle Island Restoration Network Calls for Action to Protect the Ocean’s True Stars

May 22, 2025

You Can Help the Biodiversity Crisis, Protect the Cocos-Galapagos Swimway

Eastern Tropical Pacific Updates

Cocos Expedition 2026

| 2026, Cocos Island, Cocos Island Research Expedition, Cocos-Galapagos Swimway, Conservation, Eastern Tropical Pacific, Endangered/Threatened Species, Marine Biodiversity, Marine Mammals & Seabirds, News, Sea Turtles, Sharks, Videos | No Comments
The 36-hour crossing from Costa Rica's port town of Puntarenas to Cocos Island had exceptionally calm seas, a beautiful sunset, and occasional pods of bottlenose dolphins riding the bow of…

Dive into Conservation, Join Us at Cocos Island: Discount Offer Due to Cancellation

| 2026, Cocos Island, Cocos Island Research Expedition, Conservation, Eastern Tropical Pacific, Endangered/Threatened Species, Headquarters, Sea Turtles, Sharks, Turtles, Upcoming Events | No Comments
DISCOUNT OFFER DUE TO CANCELLATION Dive into Conservation: Join Us at Cocos Island June 25 - July 5, 2026 Team up with Turtle Island Restoration Network on a research-driven expedition to Cocos Island…

TIRN Invites Divers and Ocean Enthusiasts to Join 2026 Cocos Island Expedition

| 2026, Cocos Island, Cocos Island Research Expedition, Cocos-Galapagos Swimway, Conservation, Eastern Tropical Pacific, Endangered/Threatened Species, Hammerhead ID Project, Headquarters, Marine Biodiversity, Marine Mammals & Seabirds, News, News Releases, Other Locations, Sea Turtles, Sharks, Turtles | No Comments
For Immediate Release, February 5, 2026 Contact: Todd Steiner, Founder & Special Projects, TSteiner@seaturtles.org   Laurel Irvine, Communications Manager, LIrvine@seaturtles.org Turtle Island Restoration Network Invites Divers and Ocean Enthusiasts to Join…

Cocos Island Expedition Announced for Spring 2026

| 2026, Cocos Island, Cocos Island Research Expedition, Cocos-Galapagos Swimway, Eastern Tropical Pacific, News, Other Locations, TIRN, Upcoming Events | No Comments
We are extremely excited to share that we will be headed back to Cocos Island National Park and World Heritage Site this coming June 2026, and you have the opportunity to…

Costa Rica’s Green Reputation Doesn’t Apply to Its Turquoise Waters

| 2025, Cocos Island, Conservation, Eastern Tropical Pacific, Endangered/Threatened Species, Entanglement, Human-Wildlife Conflicts, Leatherback, Longlines, Marine Biodiversity, Marine Mammals & Seabirds, Save the Leatherback, Sea Turtles, Sharks, Turtles, Uncategorized | No Comments
This summer I attended the United Nations Ocean Conference, co-hosted by France and Costa Rica, with a clear purpose: to urge Costa Rican President Rodrigo Chaves Robles to finalize protection…

This Shark Week, Turtle Island Restoration Network Calls for Action to Protect the Ocean’s True Stars

| 2025, Climate Change, Cocos Island, Cocos-Galapagos Swimway, Conservation, Eastern Tropical Pacific, Endangered, Endangered/Threatened Species, Entanglement, Human-Wildlife Conflicts, Leatherback, Leatherback, Longlines, Marine Biodiversity, News, News Releases, Save the Leatherback, Sea Turtle, Sea Turtles, Sharks, Sharks - Action | No Comments
Photo by Kaylam-Pratt on a TIRN Cocos Island Expedition trip. For Immediate Release, July 23, 2025 Contact: Todd Steiner, Founder & Special Projects, TSteiner@seaturtles.org    This Shark Week, Turtle Island Restoration Network…