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How To Identify Grooved Brain Coral

Sharpen your coral identification skills with these tips on how to ID grooved brain coral.

How to Identify Pillar Coral

Sharpen your coral identification skills with these tips on how to ID pillar coral.

How to Identify the Boulder Brain Coral (Colpophyllia Natans)

Learn how to identify the boulder brain coral, or *Colpophyllia Natans*, underwater with these ID tips.

How to Identify Elkhorn Coral (Acropora Palmata)

Strengthen your marine-ID skills by learning how to identify the most common coral species.