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Sediment Core Close-Up
These deep-sea sediment cores were drilled from beneath the seafloor, and hold...
Dugongs, along with manatees, make up a group of marine mammals called sirenians or...
Dr. Martha Nizinski holds a specimen of a fan sponge (Phakellia sp.) collected at a...
The branches of a primnoid coral in the genus Calyptrophora provide a habitat for...
Diving in Guam
Dr. Valerie Paul is studying chemical defenses that may protect coral reefs from...