Learn from expert photographer Alex Mustard how to capture the good side of the charismatic, sometimes fickle green turtle.

Whether you're a beginner or an experienced photographer, these tips and tricks will help you create stunning images of these underwater wonders.

Freshwater photography is a low-cost and convenient way to build your underwater photography skills. When the ocean is far, or conditions are rough, check out your local rivers and streams for new inspiration.

Groupers have been a favorite fish since the pioneering days of diving. Widespread in the tropics and subtropics, they are slow-moving, curious and intelligent, and many are highly colored. Their big eyes and rubbery lips give them a cartoonish charisma. Groupers are long-lived and can become so infatuated with divers that they follow them closely— much to the enjoyment of any shooter. Such big personalities deserve the best photographic treatment.

Underwater photographer Patrick Webster encourages viewers to take a closer look at creatures while diving or even in their favorite photos.

Underwater photographer Brent Durand explores what it means to be a dive community. With input from the public, he will explore how our connection as divers is far stronger than our differences in location or profession. Topics he'll cover include travel, family diving, conservation, community and everything in between.

Fish are always on the move, darting in and out of focus. While portraits can be challenging, these tips will help you take photographs that truly stand out.

There are two strategies for adding lenses and ports to your interchangeable-lens camera system: traditional lenses with domes, and wide-angle conversion lenses. This guide will help you choose the right one for you.

Clownfish can still win an underwater photo contest if you can create a standout image. Here's how to pull it off.