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A refugium tank at the St. Lucie County Aquarium. This tank acts as a safe space to grow corals before transferring them to a larger tank. You can see several staghorn coral colonies - it has a branching structure and the white tips indicate healthy, new g
Photo

Tank at St. Lucie County Aquarium

A refugium tank at the St. Lucie County Aquarium. This tank acts as a safe space to...
Explore the different cultures of the territory between the Arctic and Pacific oceans. The area is home to over 150,000 Indigenous residents, whose diverse languages and cultures are both a link to history and the foundation for contemporary lives.
Photo

Smithsonian Alaska Native Collections

Explore the different cultures of the territory between the Arctic and Pacific...
A stormy sea lashes the village of Shismaref, Alaska, where the coastline has eroded 30–90 m (100–300 ft) in the past 30 years.
Photo

Shismaref, Alaska

A stormy sea lashes the village of Shismaref, Alaska, where the coastline has...
The first known filter feeder is a large shrimp-like creature called Tamisiocaris borealis. The feather-like structures on its head were used to rake plankton from the sea.
Photo

The First Filter Feeder

Today, filter feeders like clams, sponges, krill, baleen whales, fishes, and 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...
An adult leatherback turtle makes its way back to shore from the ocean.
Photo

Female Leatherback Turtle Crawls From The Sea To Nest

"Leatherback turtles are the oldest, deepest-diving and widest-ranging of all sea...
A female manatee and her calf are captured on film foraging in seagrass off the coast of Brazil.
Photo

Female Manatee Foraging with a Calf on Her Back

"Wild manatees in Belize are not used to humans. Living miles offshore in...
An Illustration of small tentacled fossils.
Photo

Ancient Entoproct Community

For a long time, scientists thought that some small tentacled fossils were early...
This jellyfish fossil is from the Cambrian period, more than 500 million years ago.
Photo

Fossil Jellyfish

How long have jellyfish lived in the ocean? This jellyfish fossil is from the...
Smithsonian researchers with fossil whale skulls from the group Monodontidae
Photo

Smithsonian Scientists Describe a New Fossil Whale

Monodontids, the group of whales that includes living belugas and narwhals, are...
X-ray image of a longnose butterflyfish
Photo

X-Ray Image of a Longnose Butterflyfish

The clearly pictured spines, rays and snout make identifying this longnose...
A school of grooved razorfish seen in x-ray imaging.
Photo

X-Ray Image of Grooved Razorfish

An X-ray image of grooved razorfish (Centriscus scutatus). Razorfish are encased in...

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