Senegal looks to aquaculture as fish stocks dwindle
The Senegalese town of Kayar sits on the doorstep of the vast Atlantic Ocean, but it is a farm located further inland that provides part of its fish production......»»
Using suction cups inspired by fish to listen in on whale conversations
In their ambitious goal to understand and ultimately communicate with sperm whales, research scientists from Project CETI have enlisted the help of unlikely collaborators—clingfish......»»
Invasive Pacific oyster proliferation during Blob marine heat wave portends similar events as seas warm
Pacific oysters, non-native to the United States but farmed in the U.S. for aquaculture, are an invasive species. During the Pacific Blob heat wave in the mid-2010s, as sea temperatures in Washington state's Puget Sound rose to 3°C above average, th.....»»
Citizen scientists contribute vital information about 35 seahorse species
Thanks to diligent observers, seahorses, those enigmatic and charismatic fish, are not only being discovered in new habitats and expanded geographic ranges, they are also being found at new ocean depths. While their capacity for male pregnancy has lo.....»»
Scientists discover methods to regulate carbon storage in humus layer of forest in north China
It is estimated that 30% of the world's terrestrial carbon stocks are found in the boreal forest, 60% of which is below ground. Organic soil horizons contain about one-third of the soil carbon. Therefore, the stability of boreal soils is critical to.....»»
How many zebrafish constitute a school? "Three," say physicists
Physicists are also interested in fish—above all when they are researching the formation of structures. A research team from Heinrich Heine University Düsseldorf (HHU) and the University of Bristol (United Kingdom) has examined the schooling behav.....»»
Better phosphorus use can ensure its stocks last more than 500 years and boost global food production, study shows
More efficient use of phosphorus could see limited stocks of the important fertilizer last more than 500 years and boost global food production to feed growing populations......»»
Court upholds California rules to protect fish, but Newsom wants lenient Delta approach
A Sacramento judge upheld a decision by California's water regulator to cut back agricultural and municipal water use from the San Joaquin River. The decision could lend support for future regulations in the rest of the Sacramento-San Joaquin River D.....»»
Feds want grizzly bears back in Washington"s North Cascades
The National Park Service and U.S. Fish & Wildlife Service published a final series of proposals Thursday calling for reintroducing grizzly bears to the North Cascades......»»
Researchers surprised by penned fish responses to robots
Norway leads the world when it comes to the use of robots in the aquaculture sector. But how do these robots actually impact on the fish? Cyberneticist Eleni Kelasidi is surprised by just how much......»»
Illegal Trawlers Are No Match for Undersea Sculptures
Trailing weighted nets across the seabed wrecks fish stocks and kills carbon-capturing seagrasses—but one fisherman’s sculpture project has turned the tide......»»
Largest fish in Missouri"s records caught in Lake of the Ozarks: A 164-pound "dinosaur"
A fisherman on the Lake of the Ozarks brought ashore a world-record paddlefish Sunday that weighed more than 164 pounds—the biggest paddlefish ever caught and the largest fish of any kind in Missouri's record books......»»
Smelling danger in the water: Schreckstoff mystery solved after 86 years
Researchers led by Yoshihiro Yoshihara at the RIKEN Center for Brain Science in Japan have solved a fishy mystery dating back to 1938: What is the schreckstoff—or alarm substance—that fish smell when their shoal-mates are injured?.....»»
Adagio in sea: Coral larvae "settle near sounds of healthy reefs"
Audio recordings of healthy reefs—an underwater chorus of fish songs and crackles from snapping shrimp—may help efforts to restore coral ecosystems harmed by climate and human impacts, scientists said Wednesday......»»
Darwin"s Galapagos island species, protected yet still at risk
Industrial fishing boats hover menacingly on the edges of Ecuador's Galapagos Marine Reserve, where schools of multicolored fish and hammerhead sharks frolic in the protected Pacific waters......»»
Diverse habitats help salmon weather unpredictable climate changes, says study
Restored salmon habitat should resemble financial portfolios, offering fish diverse options for feeding and survival so that they can weather various conditions as the climate changes, a new study shows......»»
Insights into water flow and fish passage through dams offer options for meeting energy, environmental needs
Hydropower dams provide reliable renewable energy, but they also have a direct impact on the environment, especially fish. Adjusting the amount of water spilling over a dam can help fish successfully navigate dams. But spilling more water means less.....»»
Removing Washington salmon barriers surges to $1M a day, but results are murky
The coho salmon has already conquered the Ballard Locks fish ladder, swum 17 miles through urban Seattle waterways and powered through a tunnel under nine lanes of Interstate 405......»»
Bald eagles eat prairie dogs? Researchers underscore relationship between raptors and rodents in the Great Plains
We all know that bald eagles like fish. Few of us, however, picture them soaring over grasslands seeking out prairie dog snacks. In a paper published in the Journal of Raptor Research, lead author Courtney Duchardt and co-authors make the case that p.....»»
Research reveals traits that make fish prey tasty to tuna
A cross-border science collaboration has yielded a global database that will help researchers understand how climate change is affecting ocean predators like the albacore tuna—which also happens to be an important food source for people around the.....»»
Fewer fish and more algae? Scientists seek to understand impacts of historic lack of Great Lakes ice
Michigan Tech University biologists have been observing a remote Lake Superior island's fragile wolf population every winter since 1958, but they had to cut this season's planned seven-week survey short after just two weeks......»»