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ray species
Marine Species In the Water

Marine Species: Know Your Ray Species

There are lots of different kinds of rays in the sea, but can you identify them? Get to know your rays with this handy guide.

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splendid toadfish
Marine Species In the Water

Marine Species: Splendid Toadfish

There are many reasons to dive Cozumel, but a chance to spot the endemic splendid toadfish is one of the most compelling.

Caribbean Coral Identification
Marine Species In the Water

Basic Caribbean Coral Identification Part II: Soft Corals

You won’t look at the reef as a mere backdrop once you know some basic Caribbean coral identification. Today we look at soft corals.

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Hardest to Spot Marine Creatures
Marine Species In the Water

Top Five Hardest to Spot Marine Creatures

Many of our favorite underwater critters are well camouflages. Which are the hardest to spot marine creatures? Here are our pics for the top five — happy hunting!

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New stuff

More Than 2,000 Sharks Die in San Francisco Bay

Scientists are trying to explain a massive die-off of leopard sharks, Pacific angel sharks, and brown smooth-hound sharks in the San Francisco Bay.
by Thomas Gronfeldt
Trimix Diving

Introduction to Trimix Diving

In the third installment of our series on technical diving, we’re moving away from beginner-level courses and into the world of trimix diving.       
by Guest Author Yvonne Press
TUSA

TUSA Joins the Dive Computer “Elite Fleet” through Deepblu Connect

International scuba company TUSA has become the latest company to integrate Deepblu Connect to its flagship dive computer.
by Press Release
Niue

New Marine Parks Protect Enormous Part of Pacific

The nations of Niue and Chile combine to create vast marine protected areas in the Pacific
by Thomas Gronfeldt