There are many different habitats underwater. These include seagrass meadows, kelp forests, intertidal zone, estuary zone, reefs, and the pelagic zone. Find out more about these habitats. Science Trek ...

The footage revealed surprisingly diverse habitats like sponge gardens, coral reefs, and kelp reefs. Videos from seals, dolphins, and sea lions can help scientists map uncharted parts of the ocean.

Oceans are salty because rivers carry minerals like sodium and chloride from rocks on land, gradually adding salt over ...

Sharks are a remarkable, diverse group of ocean-dwellers that inhabit marine ecosystems all over the world. From the massive, gentle giant whale shark to the bioluminescent dwarf lantern shark, there ...

Cameras and tracking instruments were glued to small pieces of neoprene that were then glued to the fur of the sea lions. Image: Nathan Angelakis. The world’s seabeds are little explored, and the ...