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two brittle stars in a tank
Article

Brittle Star Splits

Splitting your body in two is a feat only a few animals can complete, and now...
January 2020
dead coral from disease
Article

Sickness in the Sea: A Coral Plague Hits Florida

Florida corals had a rough 2014. During that year higher than normal ocean...
August 2019
A Honduran small-scale fisherman on a boat setting out to fish.
Article

Clever Measures Track Fishing Pressures

Imagine taking a few measurements from a freshly caught fish and from that small...
August 2018
a bull shark in a net
Article

How Climate Change is Impacting Shark Mothering

As any mother knows, ensuring the safety of your kids is a tough job. For bull...
July 2018
Walter Adey and the NMNH coral reef tank
Article

The Evolution of a Reef Aquarium

In the late 1970s, Walter Adey, a paleobiologist and coral reef researcher at the...
October 2017
A nudibranch showing a closeup of their fleshy, tentacle-like growths, called cerata.
Article

How Sea Slugs Steal the Defenses of Their Prey

Not all slugs (snails without shells) are slimy brown pests found in your backyard...
January 2014
The whitish spots on this fish are individual parasitic trematode worms.
Article

Marine Parasites: Crazy…and Really Cool!

Marine parasites may be small in size, but they can be present in very high numbers...
December 2012
Giant Pacific Manta Ray, Roca Partida Sea Mount, Revillagigedos Islands, Mexico
Article

Tagging and Tracking Animals Underwater

How do we know where ocean animals swim day and night? Scientists are getting...
May 2012
Large numbers of grey reef sharks were observed at Jarvis Island, an uninhabited Pacific island, during the 2010 Pacific RAMP expedition of the NOAA Ship Hi'ialakai.
Article

Reef Sharks Repelled by People

Reef sharks rarely get any love. These sharks, comprising several species, loiter...
April 2012
A photo of an oyster cage, out of the water, covered in sea squirts.
Article

Alaska Vulnerable to Invasive Species from Warmer Waters

Alaska’s pristine coastline is ripe for an influx of invasive marine species such...
September 2011
Freshly cut dorsal fin from a scalloped hammerhead shark held by fisherman with knife.
Article

Shark Finning: Sharks Turned Prey

Sharks have been feared hunters ever since people first observed them swimming in...
August 2013
The dwarf lantern shark sits in a human hand.
Article

5 Reasons to Revere, Not Fear, the Shark

Over the years, sharks have gotten a bad rap as bloodthirsty man-eaters. We...
September 2011

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