Today's Catch

Hitchhiking Seahorses

Seahorses are hitchhikers. They can travel long distances across the ocean—farther than they can swim—by attaching themselves to floating seaweed and debris. Read 10 more facts you never knew about seahorses .
Seven of the newly discovered Starksia blennies, small fish with elongated bodies

Seven New Fish Discovered

Starksia blennies, small fish with elongated bodies, generally native to shallow to moderately deep rock and coral reefs in the western Atlantic and eastern Pacific oceans, have been well-studied for more than 100 years. It would have been...
The head of a turtle-headed sea snake.

A Turtle or a Sea Snake?

Like other sea snakes , the turtle-headed sea snake ( Emydocephalus annulatus ) has fangs and venom. But its venom is weak so, instead of defending with a bite, the species tends to react to danger by swimming back to a crack or crevice to hide. For...
Photograph of a translucent red-orange comb jelly against a black sea.

Red Mid-Water Comb Jelly

Like this ctenophore ( Aulococtena acuminata ), many animals that live in the midwater zone are red—making them almost invisible in the dim blue light that filters down from the sea surface. This small comb jelly snares prey with its two short...

Bite Size: Bull Shark Predation of Tarpon

Follow a journey with satellite tags placed on bull sharks and tarpon. Both of these large predatory fish are found in coastal in-shore ecosystems and the two species have similar diets. If given the opportunity, bull sharks will catch and consume...

Magellanic Penguin Parent and Chick

A parent Magellanic penguin ( Spheniscus magellanicus ) sits with its big chick. Magellanic penguins live in South America, breeding in colonies along the coasts of Chile, Argentina and the Falkland Islands, and some migrate north to Brazil. Parents...

Plastic Bag Bans Work

There is a huge amount of plastic trash floating in the ocean, which endangers wildlife that eats or gets tangled in it. Reducing the amount of plastic trash in the ocean doesn't seem that hard; people just need to use less plastic, such as...

What Makes Sponges Grow?

Sponges are animals that eat tiny food particles as they pump water through their bodies. They are very common on Caribbean coral reefs, and come in all shapes, sizes and colors. There is great variability in their size: some sponges are very small...
Audubon's Shearwater

Audubon's Shearwater

One of the smallest shearwaters in the Atlantic, Audubon's Shearwater ( Puffinus lherminieri ) is about the size of an American Robin. They breed on small islands in the Carribbean, and commonly forage around the floating Sargassum endemic to the...

Fish Swim Around Shipwreck

Fish swim around the wreck of the HMT Bedfordshire , an Arctic fishing trawler that was converted into an anti-submarine warship during World War II. Originally part of Great Britain's Royal Navy, it was sent to assist the United States Navy in 1941...

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