A swirling school of barracuda in deep blue water

Species field guides for divers

Know what you’re looking at, before you roll in.

Field guides to remote dive destinations: the sharks, rays, fish and birds you are most likely to meet, where and when to look for them, and how to tell the lookalikes apart.

Barracuda school, Malpelo · photo Megan Applegate

Destinations

Each guide covers one destination in depth, with a photo and reference links for every species.

More destinations to come.

About the guides

Each guide brings together published dive reports, species references such as FishBase and the Smithsonian’s Shorefishes of the Tropical Eastern Pacific, and REEF fish survey data from the destination. Sources are linked on every page, so each fact can be checked.

Underwater photos marked “Megan Applegate” were taken on dives at the destination. Other photos are credited on the page where they appear.