Oceanography
How Does a Coral Reef Ecosystem Work?
A coral reef ecosystem is a network of corals, algae, fishes, invertebrates, microbes and physical processes that recycle energy and nutrients in nutrient-poor tropical…
Reef
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Articles about Reef
252 published items.
Oceanography
Why Are Coral Reefs Important?
Coral reefs matter because their physical structure and biological productivity support diverse marine communities and provide services to people. Their value is ecologi…
Oceanography
What Is Coral Bleaching?
Coral bleaching happens when stressed corals lose or expel much of the symbiotic algae living in their tissues. Because those algae provide color and a major share of th…
Animal world
Dogs hunt sharks to survive on deserted island
Dadu was stranded on one of the world's most remote islands for nearly a year and survived on an unlikely food source: sharks.
Oceanography
Unique creatures at the bottom of Van Phong Bay
At the bottom of Van Phong Bay there are thousands of creatures, many of which have strange shapes and eye-catching colors.
Animal world
One crab can poison more than 40,000 mice, so why are crabs poisonous? Where does the poison come from?
Crabs are often a delicacy on people's dinner tables. Their meat is soft, sweet, and has a mild flavor. However, not all crabs are safe to eat, especially some types of…
Oceanography
Nearly 50% of tropical coral species are at risk of extinction
Rising ocean temperatures are fueling mass bleaching of coral reefs around the world, putting many species at risk of extinction.
Oceanography
World's largest coral reef discovered near Solomon Islands
At 34m wide and 32m long, the newly discovered coral reef in the Pacific Ocean is three times larger than the previous record holder, Big Momma Reef in American Samoa.
Oceanography
Wind is the main cause of coral bleaching on the Great Barrier Reef
Australian researchers have confirmed that wind patterns played a major role in causing severe coral bleaching on Australia's Great Barrier Reef.
Oceanography
US ship becomes world's largest artificial reef
Once the largest passenger ship in the US, the SS United States could be sunk as an artificial reef, bringing economic and environmental benefits.
Oceanography
Devil-faced fish - The most dangerous fish in the world
The devil-faced fish is recognized by Guinness World Records as having the largest venom gland of any other fish.
Oceanography
The super-speed camera records the mantis shrimp's punch as fast as a bullet
Mantis shrimps are famous for possessing club-like claws that can deliver fatal blows to everything from hard-shelled prey to the thick glass of an aquarium.
Oceanography
What Are Coral Reefs and How Do They Form?
Coral reefs are biological structures built mainly by colonies of tiny coral animals that secrete calcium carbonate skeletons. Over many generations, those skeletons acc…
Discover science
The block of gold is more than 72kg, the world's largest ever found
The block of gold found by two British people more than 100 years ago in Victoria weighs 72kg, is 0.6 meters long and nearly 0.3 meters wide.
Oceanography
The world is experiencing mass coral bleaching
Coral reefs around the world are experiencing mass bleaching due to the climate crisis causing ocean temperatures to rise, two scientific agencies announced on April 15.