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Australia's Great Barrier Reef sees sharp decline in coral cover in 2 regions
Australia's Great Barrier Reef has suffered the largest decline in coral cover in two of its three regions over the last year, research released on Wednesday showed, following a mass bleaching of its corals that was among the worst on record.
Coral reefs are recognized as important habitat for preserving the diversity of ocean species, but scientists now say reefs are important sources of new species, as well.
Researchers said on Thursday they found fossils of the oldest-known animal-made reef in Namibia, built by a small, filter-feeding seabed creature called Cloudina 548 million years ago.
Harmful bleaching of the world’s coral has grown to include 84% of the ocean’s reefs in the most intense event of its kind in recorded history, the International Coral Reef Initiative ...
Researchers said on Thursday they found fossils of the oldest-known animal-made reef in Namibia, built by a small, filter-feeding seabed creature called Cloudina 548 million years ago.
Nearly two-thirds of all shark and ray species that live among coral reefs are threatened with extinction, according to a new study from Simon Fraser University researchers. They found sharks and ...
The reef is the most northern known coral reef in the entire Pacific Ocean, it said. Du Preez said she clearly recalls the excitement when they first discovered the reef. “It’s quite ...
More information: Vincent Raoult et al, Coral bleaching and mass mortality at Lizard Island revealed by drone imagery, Coral Reefs (2025). DOI: 10.1007/s00338-025-02695-w ...
Coral reefs are sometimes dubbed the “rainforests of the sea” because they support so much ocean life. They also play a vital role protecting coastlines from storm surges and erosion.
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