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The State of Our Reefs: Why Phu Quoc’s Coral Needs Us Now
The ocean around Phu Quoc is struggling. We all know it. But looking at the actual data makes it hit differently. Back in 2016, a massive bleaching event ripped through these waters. The average bleached coral ratio hit 28.2 percent here. That was severely worse than other areas along the coast. And it hasn't really stopped. Coastal Region (2016) Bleaching Ratio Phu Quoc Coast 28.2% Ninh Hai Coast 5.6% Con Dao Islands 3.8% The 30-Day Blueprint: Building a Sanctuary on the Sea

Steven DeRoch
Jul 296 min read


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
Jul 283 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
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