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a red lionfish
video

Lionfish on the Loose

The majestic and highly predatory red lionfish (Pterois volitans), native to the...
Mon, 09/14/2015 - 09:06
A squat lobster and blackbelly rosefish find shelter on a Lophelia pertusa coral reef off the southeastern United States.
overview

Deep-sea Corals

It may be the last place you’d expect to find corals—up to 6,000 m (20,000 ft)...
April 2018
X-ray image of a winghead shark
slideshow

X-Rays of Fish Reveal Diversity

Scientists in the Division of Fishes at the Smithsonian's National Museum of...
Thu, 12/17/2009 - 18:00
Twin-spot snappers are curious top predators on Pacific coral reefs, eating a variety of fishes, shrimps, crabs, and snails among others, and are usually around 2.5 feet long.
Photo

Curious Bohar

The twin-spot snapper (Lutjanus bohar) is one of the more curious predators in the...
The long toothy rostrum or “saw," which gives the smalltooth sawfish its common name, is clearly seen in this X-ray image.
Photo

X-Ray Image of a Smalltooth Sawfish

The long toothy rostrum or “saw” gives sawfish their common name. They use the...
Jaw of the goblin shark
Photo

The Goblin Shark

The goblin shark (Mitsukurina owstoni) is one of the creepier fish out there! It...
Red hot magma and ash erupt from an underwater volcano.
Photo

An Underwater Volcanic Eruption

A volcanic eruption of superheated magma (some 2,200 degrees Fahrenheit) from the...
Superheated magma slowly leaks from a crack in the seafloor.
Photo

Superheated Magma Underwater

Superheated magma, about 2,200 degrees Fahrenheit, glows orange as it slowly leaks...
The frogfish is an expert hunter and can eat fish in 6 milliseconds.
Photo

The Frogfish

Frogfish are skilled hunters and some species are capable of blending into local...
Map of volcanoes of Central America and within the Caribbean Sea.
Photo

Central American and Caribbean Sea Volcanoes

This map shows volcanoes of Central America and within the Caribbean Sea. The red...
The fins of the frogfish are perfect for creeping around in the algae and stalking unsuspecting prey.
Photo

Frogfish Histrio histrio

The Sargassum frogfish Histrio histrio (Antennariidae) is a small but...
The Sargassum frogfish is a small but voracious predator - it can ingest animals up to it’s own size!
Photo

Sargassum Frogfish

The sargassum frogfish Histrio histrio (Antennariidae) is a small but...

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