Massive sea urchin populations are destroying Hawaii's coral reefs faster than they can naturally rebuild themselves.

If you could walk the ocean floor off the coast of Cape Arago in Oregon in the summer, you’d find yourself in the mysterious green depths of a forest of kelp. Look up, and youd ...

Scientists found a delicious solution to an invasive species problem — eating long-spined sea urchin roe could save Tasmania's kelp forests.

This study measured the growth rate of coral reefs in Honaunau Bay, Hawaii, using on-site data gathering and aerial imagery. Researchers found that the reefs are being eroded by sea urchin populations ...

The National Fish and Wildlife Foundation has awarded a three-year, $1.56 million grant to the Confederated Tribes of Siletz ...

World Otter Day highlights how these playful animals serve as crucial indicators of healthy aquatic ecosystems.

The Erie Otters denied the Saginaw Spirit a three-game comeback to win the teams' Ontario Hockey League playoff series. They did so with another kind of rally during Saturday's fifth game at ...