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Fish

Lucy Hughes holds a piece of MarinaTex.

This Bioplastic Made From Fish Scales Just Won the James Dyson Award

British product designer Lucy Hughes has invented a biodegradable plastic made from fish offcuts

A two-month-old filefish collected in the survey surrounded by plastic bits.

New Research

Newly Identified Fish Nurseries Are Choked With Plastic

Larval fish congregate in surface slicks, which contain plankton—and 126 times more plastic than surrounding waters

Cool Finds

These Newly Discovered Shrimp Call a Whale Shark’s Mouth Home

Found in a whale shark off Okinawa, hundred of amphipods were living it up in the giant fish’s gills

By collecting images and GPS data from citizen divers, scientists can get a better sense of the health of the entire Great Barrier Reef.

Massive Citizen Science Effort Seeks to Survey the Entire Great Barrier Reef

Only about 1,000 of 3,000 individual reefs have been documented, but the Great Reef Census hopes to fill in the gaps

A humpback whale, not involved in the study, shows off its pecs.

Watch Humpback Whales Scoop Fish Into Their Mouths Using Their Fins

With the help of a drone and other new technologies, researchers were able to study the whales from a bird’s-eye view

A northern snakehead caught in the Potomac River in 2004.

An Invasive Fish That Can Breathe and Move on Land Has Been Found in Georgia

Officials have issued blunt instructions to anyone who spots a northern snakehead: ‘Kill it immediately’

Three green sea turtles, Chelonia mydas, on a coral reef, Heron Island, Great Barrier Reef, Australia.

Coral Reefs Face the Dual Threats of Ocean Acidification and Erosion

As coral tissues die off, the exposed calcified skeleton becomes vulnerable to organisms that eat away at the dying reefs

Fishless filets are on the rise.

Move Over Fake Meat, It’s Time for Veggie Seafood

Here are six companies bringing you animal-free fish products, from tomato-based sushi to “Fysh Sauce”

Electrophorus voltai, a newly discovered species of electric eel, pictured swimming in the Xingu River, a southern tributary of the Amazon.

Smithsonian Researchers Triple the Number of Electric Eel Species, Including One With Record-Setting Shock Ability

It’s literally shocking news

Fishermen in Milwaukee during the salmon run.

Milwaukee’s Secret Salmon Runs

In the spring and fall, watch huge salmon fly up two rivers in Milwaukee to spawn with the city as a backdrop

Trending Today

Here’s How That Internet-Famous ‘Fish Tube’ Works

The cheap, efficient pneumatic tubes may be a good solution for helping salmon and other migratory species move past dams

New Research

Little, Transparent Fish Show Sleep Is at Least 450 Million Years Old

Imaging of sleeping zebrafish reveal their pattern of Zzz’s is similar to that of mammals and other animals, meaning snoozing has been around a long time

The coffinfish can inflate its body volume by up to 30 percent upon inhaling a significant quantity of water

New Research

Coffinfish Can Hold Their Breath for Up to Four Minutes on the Ocean Floor

This evolutionary adaptation may help the deep-sea dwellers conserve energy or defend against predators

A 14-inch goldfish caught downstream of a wastewater treatment plant in the Black Rock Canal of New York’s Niagara River

Giant Goldfish Shows Why You Should Never Flush Fish Down the Toilet

Invasive goldfish threaten the livelihood of native species, growing unchecked by predators and monopolizing habitats’ limited resources

The robot is a bit slow moving at about 1.5 body lengths per minute. But the new design shows promise for future hybrid systems.

Engineers Built a Robotic Lionfish With an Energetic Bloodstream

The robo-fish pumps energy-packed liquid through vein-like tubes to move its fins and swim for hours

The tough little egg made it all the way through the digestive system of a coscoroba swan like this one.

New Research

A Swan Swallowed This Fish Egg, Pooped It Out—and Then 49 Days Later, It Hatched

The new study is one of the first to demonstrate fish egg dispersal via avian fecal matter

New Research

Nanoscale Structures Give Dragonfish Their Terrible, Invisible Teeth

Crystals in the enamel and an unusual interior structure render the giant teeth invisible, making the fish one of the deep seas’s most fearsome hunters

The prehistoric school seems to adhere to the laws of attraction and repulsion, with members maintaining enough distance between neighbors without straying too far from the group

Cool Finds

Did This Fossil Freeze a Swimming School of Fish in Time?

The 50-million-year-old slab of limestone suggests that fish have been swimming in unison for far longer than previously realized

New Research

Twice as Many Fishing Vessels Are Chasing Fewer Fish on the World’s Oceans

Since 1950, the number of boats has gone from 1.7 million to 3.7 million, even though fish stocks have crumbled

This Prehistoric Fish Makes a Great White Look Like a Goldfish

Meet Dunkleosteus, perhaps the fiercest fish that ever existed

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