Search

Showing results for

Content type

Article Type

Topics

Tags

Adult green sea turtles spend most of their time grazing in seagrass meadows.
Photo

Green Turtle in Seagrass

View Image
The Amazon River carries all the rainwater that lands in the Amazon rainforest, covering some 2.1 million square miles, into the ocean. And with it, it carries vital nutrients like phosphorus, nitrogen and silicon.
Photo

Where the Amazon Meets the Ocean

View Image
Convict surgeonfish are the roaming sheep of the reef but, instead of noshing on grass, they feed on algae.
Article

Helpful Herbivores

Read the Full Article
Seagrasses are flowering plants that can form dense underwater meadows and are an important shallow water habitat.
Overview

Seagrass and Seagrass Beds

Read the Full Overview
Sargassum forms dense clumps up to the size of a beach ball that slowly rotate as they drift.
Article

Too Much of a Good Thing—the Atlantic Sargassum Belt

Read the Full Article
Relatively slow moving, juvenile plane-head filefish Monacanthus hispidus (Monacanthidae) travel along with the algae. They pick off and eat small animals as they move around in the rotating sargassum ball. Adult filefish only grow to be about 11
Article

A World Adrift: Life in the Sargassum

Read the Full Article
Pink crustose algae covers the surface of a rock.
Article

Microbes Help Corals Pick a Home and Settle Down

Read the Full Article
Horizontal bands of color represent different species of lichen that have adapted to the conditions at different heights above sea level.
Article

Seaside Lichens

Read the Full Article
Intense volcanic CO2 vents in Ili Ili Bua Bua, Normanby Island, Papua New Guinea.
Slideshow

Will Coral Reefs Survive Acidification?

See the Full Slideshow
a heat map showing a thick band from Africa, across the northern coast of South America and into the Gulf of Mexico
Photo

The Sargassum Belt

View Image
Kelps are large, brown algae that grow along coasts around the world, especially in cooler regions.
Article

What is a Sea Vegetable?

Read the Full Article
Close-up photograph of translucent coral polyps, showing the symbiotic algae living inside.
Slideshow

Zooxanthellae and Coral Bleaching

See the Full Slideshow