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.....»»
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.....»»
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......»»
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......»»
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.....»»
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.....»»
Mojave desert tortoise officially joins California"s endangered list
The California Fish and Game Commission has formally recognized the Mojave desert tortoise as endangered......»»
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......»»
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......»»
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.....»»
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......»»
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......»»
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......»»
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......»»
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.....»»
West Africa"s falling fish stocks: Illegal Chinese trawlers, climate change and artisanal fishing fleets to blame
Average fish catches by traditional fishing communities along the west African coast have declined significantly over the past three decades......»»
3D mouth of an ancient jawless fish suggests they were filter-feeders, not scavengers or hunters
Early jawless fish were likely to have used bony projections surrounding their mouths to modify their mouth shape while they collected food......»»
Study finds schools of fish can make less noise than a solitary swimmer
New findings by Johns Hopkins University engineers working with a high-tech simulation of schooling mackerel, offer insight into why fish swim in schools and promise for the design and operation of much quieter submarines and autonomous undersea vehi.....»»
As fish deaths increase at pumps, critics urge California agencies to improve protections
Powerful pumps that supply much of California's population with water have killed several thousand threatened and endangered fish this year, prompting a coalition of environmental groups to demand that state and federal agencies take immediate steps.....»»
Impact of climate change on marine life shown to be much bigger than previously known
Fish and invertebrate animals are far more affected by warmer and more acidic seawater than was previously known. This is the conclusion of a study co-led by NIOZ marine biologist Katharina Alter, based on a new analysis method published in Nature Co.....»»
NOAA researchers discover new fish species
Dr. Katherine Bemis of NOAA Fisheries' National Systematics Laboratory and her collaborators recently described a new fish species: Emmelichthys papillatus, or the papillated redbait. Its discovery was published in the journal ZooKeys......»»