Oceans

Dolphins can tolerate freshwater for short periods of time, but they developed painful lesions after the storms as a result of prolonged exposure.

Fatal Skin Disease Outbreak in Dolphins Linked to Climate Change–Fueled Storm Surges

When the porpoises are exposed to freshwater after extreme weather, they develop grisly lesions that can lead to their deaths

The group’s identification also highlights how much of ocean life—even when it comes to the largest sea creatures—has yet to be discovered.

Scientists Eavesdrop on New Population of Blue Whales Singing in the Indian Ocean

Scientists have identified a previously unknown blue whale song, suggesting that a distinct population had long gone undetected

Projects that harness the public to make observations and report data about the health of our environment are growing. Anyone can join—no PhDs needed.

Twenty-Four Ways to Turn Outdoor Passions Into Citizen Science

Heading into the new year, consider collecting scientific data while skiing, hiking, surfing, biking and partaking in other adventures

From 1897 to 1906, a team led by biologist J. D. F. Gilchrist surveyed the fish of the Agulhas Bank off South Africa.

Scientists Recreate 1890s Fishing Surveys to Show How the Sea Has Changed

By retracing the steps of scientists working at the turn of the last century, modern researchers document how fish communities have been altered

An octopus in the Red Sea engaged in a collaborative hunt with several fish.

Watch Octopuses Sucker-Punch Fish

Researchers caught the eight-armed sea creatures in the Red Sea slugging fish during collaborative hunts

One specimen of the ultra-black fish species Anoplogaster cornuta.

Ten Scientific Discoveries From 2020 That May Lead to New Inventions

From soaring snakes to surfing suckerfish, nature is an endless source of inspiration

The Schmidt Ocean Institute’s submersible SuBastian, which was responsible for several discoveries in 2020, is retrieved from the water.

The Top Ten Ocean Stories of 2020

From the discovery of a giant coral reef pinnacle to a shocking estimate of plastics on the seafloor, these were the biggest marine moments of the year

Whales are especially vulnerable during the calving season since the mother-calf pairs float at the surface, raising their chances of encountering boats.

Biologists Celebrate the Births of Two Critically Endangered North Atlantic Right Whale Calves

With a population of around 366 whales, 'every individual counts' in coming back from the brink of extinction

A small hike in the water temperature triggers corals to dispel the algae, causing them to bleach and turn a ghostly shade of white.

Some Corals Can Survive Through Relentless Heat Waves, Surprising Scientists

The organisms can recover during a heat wave instead of afterwards, and scientists call it a 'game changer' for conservation of the species

Researchers caught an 81-year-old midnight snapper (Macolor macularis) like the one pictured here off the coast of Western Australia. The fish is the oldest coral reef fish ever discovered.

Researchers Catch Oldest Tropical Reef Fish Known to Science

Researchers caught the 81-year-old midnight snapper off the coast of Western Australia

The study suggests that the island is built from sediment generated by the surrounding coral reef, such as from crushed up dead coral, weathered shells and dried-up microorganisms.

This Pacific Island Is Both Sinking and Growing

Sediment produced by surrounding coral reefs has helped Jeh Island outrace rising sea levels

Marine mammals could contract the virus through their mucus membranes, like their blowholes, eyes and mouths.

Can Marine Mammals Catch Covid-19 via Wastewater? The Evidence Is Murky

Whales, and other species, may have the same cellular vulnerability to Covid-19 as humans, but experts say the risk of infection is incredibly low

Over the last 30 years, rainfall on Hawai'i's islands has decreased by 18 percent while the number of residents has doubled since the late 1950s, leading to a high demand for an already scarce resource.

Newly Discovered Underground Rivers Could Be Potential Solution for Hawai'i's Drought

The reservoirs could provide twice as much fresh water to tap into

A male bottlenose dolphin used in the study, seen here with electrocardiogram suction cups attached to monitor its heart rate.

Dolphins May Be Able to Control Their Heart Rates

New study finds trained dolphins slow their hearts faster and more dramatically when instructed to perform long dives than short ones

This discovery offers a new theory to how the world's most ferocious predator went extinct more than 3 million years ago.

Megalodons, the Ocean's Most Ferocious Prehistoric Predators, Raised Their Young in Nurseries

The fossils shed light on how these sharks were raised and what led to their ultimate demise

This year's top ten titles explore the cosmos, fear and cleanliness alongside narratives about owls, fish and eels.

The Ten Best Science Books of 2020

New titles explore the mysterious lives of eels, the science of fear and our connections to the stars

Papahānaumokuākea fosters reefs inhabited solely by species found nowhere else in the world, the only known marine area where all species are endemic.

Why National Marine Sanctuaries Are Another of America's Best Ideas

Chart the waters of America's 14 aquatic sanctuaries in this new offering from Smithsonian Books

Daphne, an autonomous solar-powered vessel developed by British Columbia–based Open Ocean Robotics, is part of a wave of new ocean robots designed to police illegal fishing.

A New Generation of Autonomous Vessels Is Looking to Catch Illegal Fishers

A design challenge has tech companies racing to build a robot that can police illegal fishing in marine protected areas

One of the oldest living organisms on Earth is a colony of Neptune grass in this vast meadow of the plant in the Mediterranean Sea.

Why Seagrass Could Be the Ocean's Secret Weapon Against Climate Change

A vast, mostly invisible ecosystem crucial to our life on Earth is in trouble, but efforts to save the 'prairies of the sea' are finally coming into focus

A remarkable abundance of wildlife reside on or around the territory's four islands, including endangered yellow-nosed albatross, sevengill sharks, rockhopper penguins and 11 species of whales and dolphins.

A Tiny Atlantic Island Just Protected a Giant, Pristine Stretch of the Ocean

Tristan da Cunha fully protected 90 percent of its waters, safeguarding its vibrant biodiversity

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