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How fish got their spines

In the movie "A Fish Called Wanda," the villain Otto effortlessly gobbles up all the occupants of Ken`s fish tank. Reality, however, is more daunting. At least one unfortunate fan who re-enacted this scene was hospitalized with a fish stuck in the th.....»»

Category: topSource:  physorgJul 5th, 2021

NOAA reports continued drop in overfishing

In a report released May 2, NOAA Fisheries announced that 2023 saw a record low for the number of fish stocks subject to overfishing. The annual "Status of the Stocks" report is an assessment of the 506 stocks and stock complexes managed by NOAA Fish.....»»

Category: topSource:  physorgRelated NewsMay 3rd, 2024

Scientists advance research of harmful PFAS chemicals and their impacts

A bemused fishmonger at a seafood market in Portsmouth, N.H., weighed and packaged a dozen filets of fish and three lobster tails for his unusually exacting customers, Dartmouth researchers Celia Chen, Guarini, a research professor of biological scie.....»»

Category: topSource:  physorgRelated NewsMay 3rd, 2024

Why do male chicks play more than females? Study finds answers in distant ancestor

Play is widespread, but far from ubiquitous, across the animal kingdom. Especially common in mammals, play is also known to occur in taxa as diverse as birds, fish, octopuses, and even insects. But what is its function, given that natural selection n.....»»

Category: topSource:  physorgRelated NewsMay 2nd, 2024

Marine sharks and rays "use" urea to delay reproduction, finds study

Urea—the main component of human urine—plays an important role in the timing of maturation of sharks, rays and other cartilaginous fish......»»

Category: topSource:  physorgRelated NewsMay 1st, 2024

Mass fish die-off in Vietnam as heat wave roasts Southeast Asia

Hundreds of thousands of fish have died in a reservoir in southern Vietnam's Dong Nai province, with locals and media reports suggesting a brutal heat wave and the lake's management are to blame......»»

Category: topSource:  physorgRelated NewsMay 1st, 2024

Umami-rich scrap fish and invasive species can liven up vegetables, says gastrophysicist

Greening the way we eat needn't mean going vegetarian. A healthy, more realistic solution is to adopt a flexitarian diet where seafoods add umami to "boring" vegetables. University of Copenhagen gastrophysicist Ole G. Mouritsen puts mathematical equa.....»»

Category: topSource:  pcmagRelated NewsApr 26th, 2024

Feds greenlight return of grizzly bears to Washington"s North Cascades

The National Parks Service and U.S. Fish & Wildlife Service filed a decision April 25 outlining a plan to capture three to seven grizzlies from other ecosystems in the Rocky Mountains or interior British Columbia and release them in the North Cascade.....»»

Category: topSource:  informationweekRelated NewsApr 26th, 2024

Steelhead trout, once thriving in Southern California, are declared endangered

Southern California's rivers and creeks once teemed with large, silvery fish that arrived from the ocean and swam upstream to spawn. But today, these fish are seldom seen......»»

Category: topSource:  physorgRelated NewsApr 24th, 2024

Reintroduced gray wolf found dead in Larimer County, Colorado

One of 10 gray wolves reintroduced to Colorado in December was found dead in Larimer County, the U.S. Fish and Wildlife Service confirmed......»»

Category: topSource:  physorgRelated NewsApr 24th, 2024

Study finds climate change is helping tropical fish invade Australian ocean water

A University of Adelaide study of shallow-water fish communities on rocky reefs in south-eastern Australia has found climate change is helping tropical fish species invade temperate Australian waters. The work is published in the Journal of Animal Ec.....»»

Category: topSource:  marketingvoxRelated NewsApr 23rd, 2024

Laser-treated cork absorbs oil for carbon-neutral ocean cleanup

Oil spills are deadly disasters for ocean ecosystems. They can have lasting impacts on fish and marine mammals for decades and wreak havoc on coastal forests, coral reefs, and the surrounding land. Chemical dispersants are often used to break down oi.....»»

Category: topSource:  physorgRelated NewsApr 23rd, 2024

Mojave desert tortoise officially joins California"s endangered list

The California Fish and Game Commission has formally recognized the Mojave desert tortoise as endangered......»»

Category: topSource:  theglobeandmailRelated NewsApr 22nd, 2024

Why zebrafish can regenerate damaged heart tissue, while other fish species cannot

A heart attack will leave a permanent scar on a human heart, yet other animals, including some fish and amphibians, can clear cardiac scar tissue and regrow damaged muscle as adults......»»

Category: topSource:  physorgRelated NewsApr 19th, 2024

Respiratory stress response that stunts temperate fish also affects coral reef fish

Coral reef fish, like the fish in other marine and freshwater ecosystems, are likely to reach smaller maximum sizes and start reproducing earlier with smaller and fewer eggs as climate change continues to warm up the ocean......»»

Category: topSource:  marketingvoxRelated NewsApr 18th, 2024

Disease-resistant strains of carp provide advancements in aquaculture, enhance gefilte fish quality

A new study led by Prof. Lior David from the Faculty of Agriculture at the Hebrew University investigated the infectivity of disease-resistant and susceptible fish by examining their roles as shedders (infecting) and cohabitants (infected) in various.....»»

Category: topSource:  physorgRelated NewsApr 17th, 2024

Reproductive success improves after a single generation in the wild for descendants of some hatchery Chinook salmon

Researchers who created "family trees" for nearly 10,000 fish have found that first-generation, wild-born descendants of hatchery-origin Chinook salmon in an Oregon river show improved fitness......»»

Category: topSource:  physorgRelated NewsApr 16th, 2024

Salmon fishing off California"s coast banned for second year in a row

Salmon fishing off the coast of California will be banned for a second consecutive year, authorities said Wednesday, citing lower fish stocks impacted by drought and wildfires......»»

Category: topSource:  physorgRelated NewsApr 12th, 2024

Developing nutrient-rich fertilizer from toxic ammonia

Researchers have recently found out how to use algae to convert ammonia and nitrates into a nutrient-rich fertilizer or fish feed ingredients......»»

Category: topSource:  physorgRelated NewsApr 11th, 2024

Scientists are grasping at straws while trying to protect infant corals from hungry fish

South Florida researchers trying to prevent predatory fish from devouring laboratory-grown coral are grasping at biodegradable straws in an effort to restore what some call the rainforest of the sea......»»

Category: topSource:  physorgRelated NewsApr 11th, 2024

Smart vest turns fish into underwater spies, providing a glimpse into aquatic life like never before

Traditional techniques for observing fish behavior, largely dependent on vision-based systems, face substantial limitations, such as a confined range of observation and a limited duration of operation underwater. In response to these challenges, a re.....»»

Category: topSource:  physorgRelated NewsApr 10th, 2024