A translucent and red jellyfish floating in dark blue, deep ocean water.

Deep Sea

Deep-sea Corals Overview

Did you know that corals not only grow in coastal reefs but in the deep ocean as well? This overview dives into everything to know about deep-sea corals.

Read More

Featured Content

Meet the Tiny Bacteria That Give Anglerfishes Their Spooky Glow

A close up profile of an adult anglerfish female from the Linophryne family collected in the northern region of the Gulf of Mexico. © 2016 DEEPEND/ Dante Fenolio

The Gulf of Mexico: A Deep-Sea Treasure Trove of Fishes

A deep sea anglerfish called a dreamer

Are You An Educator?

At Smithsonian Ocean, we have lesson plans, activities, and resources to help you engage your students in the wonders of our oceans.
see all lesson plans see deep sea lesson plans

Deep Sea Articles

When Art Meets Science: Exhibition Inspired by Bioluminescence

A photo of a 2011 installation by artist Shih Chieh Huang, featuring his illuminated creations made from everyday objects.

Optimism in the Deep Sea - Connecting Corals, Museums, and Ocean Managers

Bright bubblegum coral sits on a brown, hard substrate.