video

Science in a Time of Crisis: Assessing the Impacts

Part 6 of a 6-part series describing WHOI's efforts to understand the scope and...

video

Visit the Line Islands with Reef Ecologist Dr. Stuart Sandin

A number of questions have inspired marine ecologist Stuart Sandin to...

slideshow

Zooxanthellae and Coral Bleaching

Tiny plant-like organisms called zooxanthellae live in the tissues of many animals,...

Photo

Unhealthy Coral Reef, Kiritimi, Line Islands

Algae has overtaken this coral reef off heavily populated Kiritimati, or Christmas...

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What Is Coral? A Coral Polyp and Zooxanthellae

What are corals? Corals themselves are animals. But tropical reef-building corals...

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Coral Reef on Gangga Island, Indonesia

Corals, sponges, and algae are the major components of most coral reef communities....

Photo

Encrusting Pink Algae and a Seastar

Like pink paint, crustose coralline algae covers the surface of the rock in a thin...

Personal Perspectives

Coralline Algae: The Unsung Architects of Coral Reefs

Stare at a tide pool and you will often see a crust of pink coating the bottom. No,...

Photo

Pink Coralline Algae

Many species of pink coralline algae cover a reef surface in the Southern Line...

Personal Perspectives

Helpful Herbivores

When snorkeling in the Kahekili Herbivore Fisheries Management Area (KHFMA) in West...

Photo

Surgeonfish: Indicators of a Healthy Reef

Convict surgeonfish (Acanthurus triostegus) are the roaming sheep of the reef but,...

Personal Perspectives

The Big Five of the Ocean: Exploring the Waters of East Africa

When we think "Africa," we think of the "Big Five"—lions, elephants, leopards,...