Fisheries News

June 13, 2025

Top Headlines

Cleaner Fish: Tiny Healers or Hidden Spreaders in Coral Reef Ecosystems?

June 12, 2025 — Reef "beauty salons" staffed by tiny cleaner fish aren t just for parasite removal they may also shape the microbial life of the entire ecosystem. A fascinating new study shows these bustling fish stations influence which microbes move around the ...

Eating an Array of Smaller Fish Could Be Nutrient-Dense Solution to Overfishing

June 3, 2025 — To satisfy the seafood needs of billions of people, offering them access to a more biodiverse array of fish creates opportunities to mix-and-match species to obtain better nutrition from smaller ...

Discovery Offers New Insights Into Skin Healing in Salmon

May 27, 2025 — Scientists have discovered cells in the skin of Atlantic salmon that offer new insights into how wounds heal, tissues regenerate, and cellular transitions support long-term skin ...

Megalodon: The Broad Diet of the Megatooth Shark

May 26, 2025 — Contrary to widespread assumptions, the largest shark that ever lived -- Otodus megalodon -- fed on marine creatures at various levels of the food pyramid and not just the top. Scientists analyzed the zinc content of a large sample of fossilized ...

Something's Fishy Here

May 21, 2025 — In nature, ecosystems are tightly linked through the flow of organisms, detritus, and nutrients across boundaries arbitrarily imagined by humans. These systems are deeply in tune with seasonal changes, fostering a harmonious ebb and flow of ...

Natural Algal Communities Can Inhibit Aquaculture Pathogens

May 21, 2025 — Antimicrobial resistance is a growing issue in aquaculture. Researchers discovered that combinations of bacteria from live-feed microalgae are capable of inhibiting ...

Why Europe's Fisheries Management Needs a Rethink

May 22, 2025 — Every year, total allowable catches (TACs) and fishing quotas are set across Europe through a multi-step process -- and yet many fish stocks in EU waters remain overfished. A new analysis reveals that politically agreed-upon catch limits are not ...

Toothache from Eating Something Cold? Blame These Ancient Fish

May 21, 2025 — New research shows that dentine, the inner layer of teeth that transmits sensory information to nerves inside the pulp, first evolved as sensory tissue in the armored exoskeletons of ancient ...

Shrinking Nemo: Clownfish Survive Heatwaves by Shrinking

May 21, 2025 — Clownfish have been shown to shrink in order to survive heat stress and avoid social conflict, research ...

The Kids Are Hungry: Juvenile European Green Crabs Just as Damaging as Adults

May 12, 2025 — Scientists have found that juvenile European green crabs can do as much damage as adults to shellfish and native sea plants, calling into question current methods to eradicate the invasive ...

New Ancient Fish Species Earliest Known Salmon Ancestor

May 9, 2025 — The Arctic landscape during the Cretaceous Period may have been dominated by the dinosaurs, but the rivers and streams held something more familiar. Alaska's fresh waters 73 million years ago were teeming with the ancient relatives of today's ...

Sulfur Runoff Amplifies Mercury Concentrations in Florida Everglades

May 8, 2025 — Sulfur from sugarcane crops is flowing into wetlands in the Florida Everglades, creating toxic methylmercury, which accumulates in fish, a new study ...

Latest Headlines

updated 12:56pm EDT

Scottish Shrimp Study Illuminates New Potential for Bait-Less Fishing

May 8, 2025 — Fishing pots fitted with LED lights catch significantly more shrimp and fish, new research ...

Triassic Fossil Reveals Nature's Best Jaw for Hunting Fast Fish

May 7, 2025 — Newly discovered species of extinct fish shows striking similarities to unrelated modern-day predators, suggesting certain traits have emerged multiple times and remained consistent over hundreds of ...

Biological 'Clocks' Key to Muscle Health and Accelerated Aging in Shift Workers

May 5, 2025 — Muscle cells contain their own circadian clocks and disrupting them with shift work can have a profound impact on aging, according to new ...

How Are They Biting? High Speed Video Reveals Unexpected Jaw Movements in Reef Fish

May 5, 2025 — Some reef fish have the unexpected ability to move their jaws from side to side, biologists have discovered. This ability -- which is rare among ...

Chip-Shop Fish Among Key Seabed Engineers

Apr. 28, 2025 — Many of the fish we eat play a key role in maintaining the seabed -- and therefore our climate, new research ...

Designer Microbe Shows Promise for Reducing Mercury Absorption from Seafood

May 1, 2025 — Scientists inserted DNA-encoding methylmercury detoxification enzymes into the genome of an abundant human gut bacterium. The engineered bacterium detoxified methylmercury in the gut of mice and ...

Juvenile Salmon Roam Between Salt and Fresh Water While Exploring Coast and Rivers, New Research Finds

Apr. 30, 2025 — The well-known salmon life cycle has long been described as going only one way at a time. Juvenile salmon hatch and swim down rivers to the ocean, ...

Tackling Parasite Devastating Fish Farmers Around the World

Apr. 22, 2025 — At the heart of the Amazon researchers are investigating a mysterious parasite which is devastating fish farms around the ...

Drug Pollution Alters Salmon Migration

Apr. 10, 2025 — Study reveals commonly detected environmental levels of clobazam -- a medication often prescribed for sleep disorders -- increased the river-to-sea migration success of juvenile salmon in the wild. ...

Climate Cost of Global Trawling Still Uncertain

Mar. 25, 2025 — The amount of carbon released by seabed fishing worldwide is uncertain and must be urgently investigated, researchers ...

New Study Shines a Light on the Mechanics of Bioluminescence in the Rare Fish Vinciguerria Mabahiss

Mar. 26, 2025 — Evolving roughly 27 different times in the long history of fish, bioluminescence -- the biological production of light -- is one of the flashier survival tools used for luring prey, communication, ...

Chimpanzees Act as 'Engineers', Choosing Materials to Make Tools Based on Structural and Mechanical Properties

Mar. 24, 2025 — Researchers have discovered that chimpanzees living in Gombe Stream National Park in Tanzania employ a degree of engineering when making their tools, deliberately choosing plants that provide ...

Introduced Pacific Oysters Provide Biodiversity Benefits in Port River

Mar. 24, 2025 — The introduction of exotic species can pose significant challenges in the sustainable management of coastal ecosystems, yet researchers have found that Pacific oysters introduced to the Port River in ...

Southeast Asia's Fisheries Benefit from Small-Scale, Multispecies Capture

Mar. 21, 2025 — Despite decades of warnings about overfishing, Southeast Asia's capture fisheries have proven remarkably ...

Restored Stream Supports New Wild Salmon Run

Mar. 20, 2025 — A new study documents Putah Creek-origin salmon, meaning some salmon returning to the restored creek in the fall to spawn were actually born there. The study carries broader implications for other ...

Threatened by Warming Waters, Brook Trout May Be Able to Adapt to Hotter Weather

Mar. 18, 2025 — Brook trout may have a genetic trick up their scales when it comes to adapting, with limitations, to heatwaves that threaten their existence. Scientists have known for years that brook trout -- an ...

Sharks Are Dying at Alarming Rates, Mostly Due to Fishing. Retention Bans May Help

Mar. 14, 2025 — Nearly one-third of sharks are threatened with extinction, mostly due to fishing. While mandated releases are helpful, researchers discovered that they aren't enough to stabilize shark ...

Brown Trout Proven to Successfully Navigate Beaver Dams

Mar. 13, 2025 — A groundbreaking study has revealed that brown trout can successfully navigate beaver dams -- obstacles which were previously thought to pose a significant barrier to their ...

New Species of Killifish from Kenya Already Critically Endangered

Mar. 12, 2025 — A critically endangered new species of killifish sampled from an ancient forest in Kenya in 2017 and 2018 has now been described. Nothobranchius sylvaticus, from the Latin meaning 'pertaining to ...

Children Who Lack Fish in Their Diets Are Less Sociable and Kind, Study Finds

Mar. 11, 2025 — Children who consumed the least amounts of seafood at 7-years-old were likely to be less 'prosocial' at ages 7 and 9 years than those who regularly consumed seafood, according to a new ...

'Fishial' Recognition: Neural Network Identifies Coral Reef Sounds

Mar. 11, 2025 — Researchers combine acoustic monitoring with a neural network to identify fish activity on coral reefs by sound. They trained the network to sort through the deluge of acoustic data automatically, ...

Adaptability of Some Coral Reef Fish to Rising Temperatures

Mar. 6, 2025 — Researchers have found that reef fish from the Arabian Gulf, the world's hottest sea, exhibit a higher tolerance to temperature fluctuations compared to those from more thermally stable coral ...

Drone Captures Narwhals Using Their Tusks to Explore, Forage and Play

Feb. 28, 2025 — Using drones, 17 distinct behaviors of narwhals were captured in the wild. Findings reveal complex behaviors of the Arctic's iconic whale never seen before. This highly gregarious whale uses its ...

Feeding Anemone: Symbiote Fish Actively Feed Hosts in Wild

Feb. 26, 2025 — A research team observing anemonefish in the field found they engage in interesting feeding behavior with their host sea ...

Fish Teeth Show How Ease of Innovation Enables Rapid Evolution

Feb. 26, 2025 — It's not what you do, it's how readily you do it. Rapid evolutionary change might have more to do with how easily a key innovation can be gained or lost rather than with the innovation ...

Humans Inherited Their Flexible Joints from the Earliest Jawed Fish

Feb. 25, 2025 — The efficient architecture of our joints, which allows our skeletons to be flexible and sturdy, originated among our most ancient jawed fish ancestors, according to a new ...

Some Animals Cooperate With Members of Other Species

Feb. 25, 2025 — Some animals are capable of cooperating with members of other species. An interdisciplinary team explores the cognitive underpinnings of such cross-species collaborations, opening up a new ...

Lifestyle Choices During Pregnancy Can Impact Child's Motor Development Up to the Age of 5-6 Years

Feb. 25, 2025 — A healthy diet in early pregnancy supports the child's motor development at the age of 5-6 years. Higher maternal body fat mass, on the other hand, has an adverse effect on the child's ...

Siamese Fighting Fish Need More Space in Pet Shops, Study Shows

Feb. 25, 2025 — Scientists have found Siamese fighting fish are typically kept in containers just one-quarter the size they need to thrive, challenging decades of retail practice in the ornamental fish industry ...

How Young Salmon Navigate a Gauntlet of Danger En Route to the Sea

Feb. 24, 2025 — New research uncovers the survival strategy juvenile Chinook salmon adopt to migrate to the ocean, providing insight on how to conserve the threatened ...