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A crab sits on a coral with a sponge covering its head
Photo

A Sponge Crab's Updo

The sponge on this crab's back is more than a stylish accessory. The sponges are...
The MV Hanse Explorer
Photo

Aboard the MV Hanse Explorer

Scientists aboard the MV Hanse Explorer have to fit a lot of scientific equipment...
Tiny sponge spicules.
Photo

Sparkling Sponge Spicules

These sparkling sponge spicules are microscopic needle-like structures that many...
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...
A vaquita swims at the the water's surface.
Photo

The Vanishing Vaquita

The small vaquita (Phocoena sinus), a type of porpoise, usually only reaches...
A close-up image of Johnson's seagrass growing in sand.
Photo

Johnson's Seagrass

Johnson's seagrass (Halophila johnsonii) is the lone ocean plant species...
The staghorn coral is listed as Threatened under the U.S. Endangered Species Act. It is one of 22 coral species listed.
Photo

Staghorn Coral

Staghorn (seen here) and elkhorn corals are listed as Threatened under the U.S....
Only 2,000 individuals of the endangered short-tailed albatross remain after the species was hunted for its feathers in the 1940s.
Photo

Short-tailed Albatross

In the 1940s the short-tailed albatross population plummeted from tens of millions...
White abalone
Photo

White Abalone In Danger

White abalones are slow-moving, algae-eating mollusks. Rapid overharvesting since...
Goliath grouper during the annual spawning event in Jupiter, FL.
Photo

Goliath Grouper

The Goliath grouper, (Epinephelus itajara), is found in shallow tropical waters and...
Once common in the West Indies, the Black Capped Petrel (Pterodroma hasitata), which breeds in high Caribbean mountains, is now on the endangered species list.
Photo

Black-Capped Petrel

Once common in the West Indies, the Black Capped Petrel (Pterodroma hasitata),...
How Many Nights of Hanukkah? A harp has its own place in holiday music, but we also think this sponge looks like a super-sized menorah! This newly-discovered carnivorous sponge (Chondrocladia lyra) was found using robotic submersibles operated by the
Photo

Harp Sponge

This newly-discovered carnivorous sponge (Chondrocladia lyra) was found using...

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