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Two nurse sharks hover over a baited cage
Lesson Plan

How to Catch a Fish

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an adult and baby coelacanth specimens on display
Overview

Coelacanth

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A Pontoh pygmy seahorse
Slideshow

10 Things You Never Knew About Seahorses

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a coelacanth fish specimen
Photo

Coelacanth Specimen

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A weedy seadragon
Photo

Weedy Seadragon

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ear bones of a grouper fish
Photo

A Grouper's Ear Stone

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An Arctic cod rests in an ice-covered space.
Photo

Arctic Cod Beneath the Ice

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Photo of the head of a leafy seadragon
Photo

Leafy Seadragon

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Two bright blue mandarine fish mating
Photo

Mating Mandarin Fish

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Scientists believe orange roughy (Hoplostethus atlanticus) live 150 years or more.
Photo

Orange Roughy

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A wrought iron butterflyfish being cleaned by a small wrasse in the waters of Japan's Ogasawara Islands.
Photo

Butterflyfish and Wrasse

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This queen parrotfish scrapes algae from Caribbean reefs with its parrot-like beak.
Photo

Queen Parrotfish

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