About 15 years ago, scientists from the Geological Survey of Canada were astonished to discover vast reefs, formed by colonies of hexactinellid glass sponges, growing deep in the Queen Charlotte Basin ...

Restoring boulder reefs provides vital habitat for marine animals and helps reduce coastal erosion in the face of climate ...

A city under the sea -- What is a coral? -- Reef builders -- How coral reefs form -- Where coral reefs grow -- Kinds of coral reefs -- Plants and coral reefs -- Coral reef feeders -- Coral reef ...

Cold-water corals (CWCs) have come under increasing pressure from human activities over the last decades. Of particular concern in Norway is the potential impact of open net pen aquaculture on CWC ...

Oysters once formed extensive reefs along much of Europe's coastline—but these complex ecosystems were destroyed over a century ago, new research shows. The paper, published in the journal Nature ...

Marine biologists in Venezuela are racing against the clock to stop an invasive species of soft coral that are ravaging reefs. Ana Yranzo Duque, a coral reef researcher at the Universidad Central de ...

Virtually all of Australia's shellfish reefs have disappeared, making them the country’s most threatened ocean ecosystem, scientists said Thursday, calling for more investment to rescue the important ...

At the end of the last ice age, billions of boulders and cobbles were left scattered over southern Scandinavia. Huge ice sheets had dragged the rocks from mountainous regions further north down to the ...