Obsessed with fish? From the regular to the extraordinary, the common to the rare, we love seeing fish swim in the ocean.

As a reddish dawn broke over the tiny, coral-rich Greek archipelago of Fournoi, Manolis Mytikas's wooden fishing boat slowly ...

Coral reefs around the world are in trouble. Sea urchin populations are skyrocketing, which is threatening some reefs in ...

The hard version of coral polyps produces limestone that is used to form layer after layer of a rigid coral skeleton. Groups ...

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

A group of volunteers in Hawai'i recently worked to eradicate invasive jellyfish from a historic local fishpond.

The Center for Biological Diversity is suing the military for details on a proposal to build a rocket test site in a remote ...

OUTRIGGER guests and visitors can celebrate World Ocean Month with once-in-a-lifetime opportunities to care for the ocean and ...

A newstudy published in PLOS ONEwarns that Hawaiian coral reefs are facing a major ecological tipping point. Researchers from ...

President Donald Trump has signed an order stripping protections from the Pacific Islands Marine Heritage National Monument ...

Exploring the underwater world through snorkeling provides a unique window into colorful marine life and exquisite coral ...

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 ...