Many divers associate triggerfish with territorial behavior and occasional attacks on unsuspecting fins. While some species have certainly earned that reputation, the triggerfish family is far more diverse than many…
Old Friends, New Names The latest edition of Nudibranchs of the Coral Triangle is now available. This update incorporates numerous taxonomic changes, newly described species, and revised scientific names published…
Among the many unusual sea slugs of the Indo-Pacific, species of the genus Oxynoe are some of the most perfectly adapted to life among green algae. Their shape, texture, and…
Cave Corals in the Coral Triangle Most underwater photography tends to focus on well-known subjects such as nudibranchs. However, marine life offers a much wider range of forms worth documenting…
From March 28 to April 4, the first Dahab Sea Slugs Census took place in the Red Sea. Divers and nudibranch enthusiasts from several countries joined the project. They spent…
Algae cell with Ercolania endophytophaga sea slug INSIDE. Note eggs spirals. Close-up of Ercolania inside cell A Different Kind of Underwater Life Some divers are surprised to discover a sea…
Bright nudibranchs are among the most loved creatures on coral reefs. But many reef flatworms imitate them surprisingly well. Here is a simple guide to telling them apart underwater.
Underwater Macro Is More Than Nudibranchs Paguritta sp. undescribed, Gorontalo Paguritta vittata The Paguritta hermit crab is one of the most overlooked subjects in underwater macro photography. While divers often…
I’ve seen Bargibant’s pygmy seahorse many times — the red ones, and the rarer orange or yellow forms. And every time, they struck me as oddly child-like. Not in a…
Why are they so beautiful if no one ever sees them?That’s a question I often ask myself after encounters with especially elegant and cryptic marine creatures. Pinctada Clam Shrimp -Conchodytes…