Fish News

January 6, 2025

Top Headlines

Jan. 2, 2025 — An ancient brain circuit, which enables the eyes to reflexively rotate up as the body tilts down, tunes itself early in life as an animal develops, a new study ...

Coral Reef Nightlife Becomes More Predatory With Artificial Light

Dec. 18, 2024 — Artificial light can wake sleeping fish and attract predators, changing nighttime coral reef communities, according to new research using novel underwater infrared ...

New Study Highlights the Correlation Between Live Corals and Fishing Yields

Dec. 19, 2024 — A new study examines the correlation between fish yield and live coral habitats. Researchers analyzed the yields of nine fisheries dependent on Australia's Great Barrier Reef from 2016 to 2020. Results show that substantial losses could occur if the ...

'Bad' Bacteria Can Trigger Painful Gut Contractions; New Research Shows How

Dec. 17, 2024 — A new study shows how one kind of bacteria, Vibrio cholerae, triggers painful intestinal contractions by activating the immune system. The research also finds a more general explanation for how the gut rids itself of unwanted intruders, which could ...

Latest Headlines

updated 8:46am EST

Salmon Genes Unlock Secrets of Puberty and Evolution

Dec. 17, 2024 — A study shows how a single gene in Atlantic salmon can dramatically influence the timing of puberty -- a key factor for salmon life cycle and ...

Researchers Explore Carbon Capture in Fish Farms to Address Climate Change

Dec. 17, 2024 — Scientists are exploring a new model for carbon capture in low-oxygen aquatic environments, such as fisheries, that will help address rising global temperatures and could potentially be ...

Discouraged Zebrafish Help Reveal How Ketamine Works in the Brain

Dec. 17, 2024 — By taking advantage of a 'giving up' behavior exhibited by zebrafish, the ability to image the fish's entire brain, and a unique virtual reality system, a team of researchers found where ketamine ...

Uncovering Hidden Consequences of Catch-and-Release Sport Fishing

Dec. 12, 2024 — In an effort to conserve sensitive species of fish, some sport fishing is entirely catch-and-release, meaning that the fish are returned to the water once brought ashore. However, too much fishing ...

Unique Motor Control System of Anglerfish's Specialized 'Fishing Rod' Discovered

Dec. 12, 2024 — Researchers have uncovered in anglerfish a specialized motor neuron population for the first dorsal fin used for 'fishing'. When the first dorsal fin ...

A Low Omega-6, Omega-3 Rich Diet and Fish Oil May Slow Prostate Cancer Growth

Dec. 13, 2024 — A new study offers new evidence that dietary changes may help reduce cancer cell growth in patients undergoing active surveillance, a treatment ...

Climate and Land Use Change Threaten Traditional Food Sources in Russia's Far East

Dec. 13, 2024 — The distribution of traditional wild food sources in the Republic of Sakha could change significantly, affecting the diets and incomes of Indigenous ...

Study Breaks the Silence on How Fish and Lizards Regenerate Hearing

Dec. 9, 2024 — A new study has identified key gene regulators that enable some deafened animals -- including fish and lizards -- to naturally regenerate their hearing. The findings could guide future efforts to ...

Overfishing Has Halved Shark and Ray Populations Since 1970

Dec. 12, 2024 — A new analysis reveals that overfishing has caused populations of chondrichthyan fishes -- sharks, rays, and chimaeras -- to decline by more than 50 per cent since 1970. To determine the ...

Surveys Show Full Scale of Massive Die-Off of Common Murres Following the 'Warm Blob' in the Pacific Ocean

Dec. 12, 2024 — Colony surveys of common murres, an Alaskan seabird, show the full effects of the 2014-16 marine heat wave known as 'the blob.' Analysis of 13 ...

How Helicopter Parenting Protects Baby Reef Fish

Dec. 12, 2024 — Researchers have discovered a rare example of 'great fish parenting' with a common coral reef species found to actively protect their young by eating ...

Bighorn Sheep Face Death by Avalanche in Sierra Nevada Range

Dec. 10, 2024 — Snow cover in the Sierra Nevada is expected to shrink overall as the climate warms, but avalanche frequency could remain the same or even increase at high elevations. That's bad news for bighorn ...

Climate Change Impacting Freshwater Fish Species

Dec. 9, 2024 — Freshwater fish populations that dwell nearer the poles are outperforming their equatorial counterparts, researchers have ...

How Do Marine Food Webs Respond to Increasing Alkalinity?

Dec. 6, 2024 — To mitigate climate change, human-made carbon dioxide (CO2) emissions must be reduced as quickly and drastically as possible. Additionally, some of the CO2 already emitted needs to be safely removed ...

How Did Humans and Dogs Become Friends? Connections in the Americas Began 12,000 Years Ago

Dec. 4, 2024 — A new study sheds light on how long humans in the Americas have had relationships with the ancestors of today's dogs -- and asks an 'existential question': What is a ...

Climate Change Could Bring More Severe Bacterial Infections, Including in Corals

Dec. 2, 2024 — Could the fungal apocalypse of The Last of Us have roots in reality? A new study shows that climate warming can potentially make bacterial and fungal infections deadlier for cold-blooded animals like ...

DNA Engineered to Mimic Biological Catch Bonds

Dec. 2, 2024 — In a first-of-its-kind breakthrough, a team of researchers has developed an artificial adhesion system that closely mimics natural biological interactions. Their research focuses on understanding how ...

Deep-Sea Marvels: How Anglerfish Defy Evolutionary Expectations

Dec. 2, 2024 — A groundbreaking study sheds light on the extraordinary evolution of anglerfish, a group of deep-sea dwellers whose bizarre adaptations have captivated scientists and the public alike. The research ...

Animal Products Improve Child Nutrition in Africa

Dec. 2, 2024 — The consumption of milk products, eggs and fish has a positive effect on childhood development in Africa. This has been demonstrated in a recent study. The researchers used representative data from ...

Under-Ice Species at Risk as Arctic Warms

Nov. 26, 2024 — 'Specialist' lifeforms that live under Arctic sea ice are at risk as the ice retreats, new research ...

Early Mesoamericans Trapped Fish Far Earlier Than Previously Thought

Nov. 22, 2024 — Archaeologists have collected data which indicates the presence of a large-scale pre-Columbian fish-trapping facility. Discovered in the Crooked Tree Wildlife Sanctuary (CTWS), the largest inland ...

New Model Can Help Understand Coexistence in Nature

Nov. 18, 2024 — Different species of seabirds can coexist on small, isolated islands despite eating the same kind of fish. A researcher has been involved in developing a mathematical model that can be used to better ...

Decline in West African Coastal Fish Stocks Threatens Food Security and Livelihoods

Nov. 16, 2024 — Fish stocks along the West African coast have declined significantly over the past five decades, threatening food security and the livelihoods of the fishing communities that depend on them, ...

The Blue-Green Sustainable Proteins of Seaweed May Soon Be on Your Plate

Nov. 13, 2024 — The protein in sea lettuce, a type of seaweed, is a promising complement to both meat and other current alternative protein sources. Seaweed also contains many other important nutrients, and is grown ...

Pioneering Research Shows Sea Life Will Struggle to Survive Future Global Warming

Nov. 13, 2024 — A new study highlights how some marine life could face extinction over the next century, if human-induced global warming ...

'Drowning' Mangrove Forests in Maldives Signal Global Coastal Threat

Nov. 12, 2024 — Researchers have found evidence that mangrove forests -- which protect tropical and subtropical coastlines -- are drowning in the Maldives. Their finding indicate that rising sea level and a climate ...

Oceanographers Record the Largest Predation Event Ever Observed in the Ocean

Oct. 29, 2024 — In the largest predation event ever recorded, researchers observed capelin shoaling off the coast of Norway, where a swarm of cod overtook them, consuming over 10 million fish in a few hours. The ...

Climate, Dead Zones and Fish: Solving a 'Wicked Problem' in Lake Erie and Beyond

Oct. 28, 2024 — A research collaboration has developed a simple model to help inform the complex decision-making that goes into managing water quality and fishery output in Lake Erie and similar ...

A Natural Climate Change Laboratory in Japan Reveals the Adaptation Dynamics of Fishers

Oct. 25, 2024 — A new scientific study reveals the complex relationship between the impacts of climate change and the adaptive responses of coastal fishers in the southern coasts of ...

Invasive Silver Carp Reduce Movement in Chicago-Area Water

Oct. 25, 2024 — Invasive silver carp have been spreading throughout the Mississippi River Basin since their introduction a half-century ago. Yet, try as they might, the fish have not advanced beyond a particular ...