An artist reconstruction of Wufengella bengtsoni. (Image credit: Illustration made by Roberts Nichol

Narwhals are enigmatic marine mammals, fascinating us with their unique appearance and secretive lif

Reefscape in Kaneohe Bay, Hawai'i, with snorkeler. Credit: Mariana Rocha de Souza Corals live symbio

View 2 Images Back in July, we heard how orcas were hunting great white sharks in South Africa, scar

 All images © Ghost Net Collective, shared with permission courtesy of JGM Gallery A fishing net th

Seagrass, less commonly known than its aquatic cousin seaweed, is often overlooked in providing a su

Earth’s oceans are absolutely terrifying, especially when you stop to think about how unexplored it

These sharks mapped more than 35,500 square miles of seagrass, which has extraordinary carbon-storin

An octopus unscrews the lid of a jar to get hold of the crab inside, in an aquarium in Denmark (Pict

Sylvia Earle talks to CNBC's Tania Bryer at the One Young World summit about the need for collective

A version of this story originally appeared at the environmental news site Mongabay by staff writer

Sea level rise and increased storm events caused by climate change are accelerating erosion along th