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A Pholas dactylus clam illustration.
Photo

The Borer of Holes

These clams (Pholas dactylus) are dazzling to see.  From their encased homes,...
The loco (Concholepas concholepas, often called the Chilean abalone, although it isn’t actually an abalone) is found along the entire coast of Chile.
Photo

The Loco of Chile

The loco (Concholepas concholepas, often called the Chilean abalone, although it...
Juvenile Clam with Tentacles
Photo

Spaceship Mollusk

No, this is not an alien spaceship from another world—it is a baby file clam...
A close-up of tiny teeth on the common whelk's radula.
Photo

A Snail's Rainbow Radula

This abstract image is a close-up of the tiny teeth that cover the radula of a...
A couple inches wide and up to ten feet long, the bobbit worm stays hidden under tropical sands with just its five antennae poking out—waiting for prey to swim by.
Photo

The Bobbit Worm

There aren't any mummies or zombies buried under the seafloor: instead the ocean...
Pearl oysters create pearls when a hard particle is coated with calcium carbonate (nacre) after entering the oyster.
Photo

Pearls of Wisdom

When hoping to discover a pearl, looking inside one of the oysters you slurp may...
White abalone
Photo

White Abalone In Danger

White abalones are slow-moving, algae-eating mollusks. Rapid overharvesting since...
Giant clams are one of the many wonders of coral reefs. They can grow up to five feet wide, weigh over 400 pounds, and live for 100 years!
Photo

Restocking Giant Clams

Giant clams are one of the many wonders of coral reefs. They can grow up to five...
Various perspectives of a paper nautilus shell.
Photo

Nautilus Shell

A chambered nautilus shell. ...
A transparent ctenophore with two long tentacles.
Photo

Arctic Ctenophore with Long Tentacles

Dryodora glandiformis is a ctenophore found in Arctic and Northern European waters,...
A translucent arctic comb jelly.
Photo

Arctic Comb Jelly

The Arctic comb jelly or sea nut (Mertensia ovum) is commonly found in the surface...
Flame shells live in enormous colonies, but hidden in nests.
Photo

Orange-Tentacled Flame Shell

A colony of 100 million flame shells (Limaria hians) was discovered in Scotland in...

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