Search

Showing results for

Language

Content type

Article Type

Topics

Tags

a stack of plates covered in algae on a reef
Video

What is DROP?

Watch the Video
a fuzzy brown sea anemone cover the coral
Photo

Corallimorphs

View Image
Colorful Christmas tree worms
Photo

A Forest of Christmas Tree Worms

View Image
A screenshot from video showing illustrations of ancient coral reefs.
Video

Coral Reefs Changing Over Time

Watch the Video
On a healthy coral reef, fish (as well as many other organisms) thrive. Not only are reefs beautiful, but they are also critical to ocean health and human livelihoods.
Photo

Healthy Coral Head

View Image
Coral reefs provide food for swarms of fish, both large and small.
Photo

Coral Reef in the Florida Keys

View Image
Overfishing and sedimentation have heavily impacted this reef off the coast of Guam.
Photo

Coral Reef in Distress

View Image
Dr. J. Murray Roberts photographed these living polyps from the Mingulay Reef Complex off Scotland in aquaria in 2010.
Photo

Lophelia Pertusa Coral Polyps

View Image
This black coral is more than 4,200 years old. Named for the color of their skeletons, black corals come in many colors.
Photo

How old is black coral?

View Image
Dr. Stephen Cairns, a Smithsonian research zoologist, studies deep-water corals.
Photo

Dr. Stephen Cairns

View Image
A comparison of an undisturbed Oculina coral reef and one that has been devastated by trawling.
Photo

Undisturbed vs. Trawled Reef

View Image
Smithsonian zoologist Dr. Steve Cairns named and described this deep-sea coral species, Stephanocyathus paliferus, now preserved at the National Museum of Natural History.
Photo

Corals at the Smithsonian

View Image