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5 Ways You Can Protect the Reefs (Without Getting in the Water)
When you picture saving the ocean, you probably imagine scuba divers planting coral fragments or researchers living on a boat for weeks at a time. But the reality of ocean conservation is a lot closer to home. You don’t need to be a marine biologist, a diver, or even live near the coast to make a massive impact. At GuardianBlu, we know that everything is connected. The health of our most vulnerable reef ecosystems is heavily influenced by the choices we make on land every sin

Steven DeRoch
19 hours ago3 min read


So You Want to Be a "Guardian"? The Citizen-Scientist Pipeline
Emblem for 2026: A Guardian Symbol for Southeast Asia, Representing Unity and Protection for the Region.

Steven DeRoch
Jul 155 min read


The Silent Threat: How Overfishing is Smothering Vietnam’s Coral Reefs (and What We’re Doing About It)
Writing to you today directly from the shores of Nha Trang Bay, Vietnam—where the water is warm, the energy is high, and our partnership with Avatar Ocean Academy at Vega City is in full swing. Our team is currently submerged in the incredible work of mapping out the 120-meter pilot reef. But as we look beyond the boundaries of our immediate project, we are forced to confront a harsh, empirical reality. Nha Trang Bay is suffocating. While the media often points to global warm

Steven DeRoch
Jul 44 min read


Scientific Symbiosis in Ngwe Saung: GuardianBlu’s New Partnership in Myanma
The ink is dry, the coordinates are locked, and our next major international mission is officially underway. As GuardianBlu continues to expand its footprint as a US-based non-profit, we are thrilled to announce a formal partnership with Marine Conservation Myanmar (MCM)! Through a newly signed Memorandum of Understanding (MOU), GuardianBlu is stepping in to provide the high-level scientific validation, technical data modeling, and educational scaffolding that MCM needs to

Steven DeRoch
Jul 33 min read


The Science Behind the Shield: Welcoming Harriet Brown, MSci, to the GuardianBlu Team
When we transitioned from an alliance of elite freelance divers under ProDVA to a dedicated non-profit organization, we made a promise to ourselves and our partners: every single drop of sweat we put into the ocean would be backed by bulletproof, peer-reviewed science.

Steven DeRoch
Jun 273 min read


Timing is Everything: The Origin of Our Vietnam Partnership with Avatar Ocean Academy
In the life of any organization, there are moments of transition where the path ahead suddenly becomes crystal clear. For GuardianBlu, that moment came right as we were navigating our separation from ProDVA to become a US-based non-profit. Just as we were packing up our gear, stepping into our new identity, and preparing to launch our mission of public-interest marine conservation, an incredible invitation arrived from Southeast Asia. Avatar Ocean Academy (AOA), located insid

Steven DeRoch
Apr 143 min read
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