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A close-up image of a fossil shark jaw with teeth.
Article

Shark Teeth Tell Great White Shark Evolution Story

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Large container ships at port, discharging ballast water in the Port of Oakland
Article

Reducing the Risk of Transporting Invasive Species

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Boats docked in a Chesapeake Bay harbor
Article

Rapa Whelks: Invaders of the Chesapeake Bay

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an illustration of two surf ducks
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Surf Duck

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an illustration of a white pelican
Photo

American White Pelican

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an illustrators representation of what a megalodon shark would look like
Photo

The Megatooth

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A 3D representation of a paleontological dig site with fossils colorized
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An Ichthyosaur Gravesite

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a graphic of 10 illustrated fish
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Salmons of the World

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a woman with short black hair and a long necklace of pearls sits in front of a microscope and holds a small button coral
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Dr. Joan Murrell Owens

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a fringed fossil feather star
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Ancient Crinoid

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a boat sets a gillnet
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Gillnet

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A ship pulls a trawl.
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Midwater Trawl

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