Study finds schools of fish can make less noise than a solitary swimmer

Study finds schools of fish can make less noise than a solitary swimmer

Source: Science X

4/13/2024

Study finds schools of fish can make less noise than a solitary swimmer

Credit: Phys.org

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 vehicles.

"It's widely known that swimming in groups provides fish with added protection from predators, but we questioned whether it also contributes to reducing their noise," said senior author Rajat Mittal. "Our results suggest that the substantial decrease in their acoustic signature when swimming in groups, compared to solo swimming, may indeed be another factor driving the formation of fish schools."

Continue...

News Id		Source	Stamp	country
2476	Switching from sturgeon – a look at global salmon and trout roe consumption	The Fish Site	2022-10-22	US
2477	Clean Water Act at 50: Environmental Gains, Challenges Unmet	Associated Press	2022-10-17	US
2478	Tiny Tennessee Fish Protected, but US Has Yet to Say Where	Associated Press	2022-10-21	US
2479	Владимирская макала	Охотники.ру	2022-10-21	RU
2480	Award-winning — plastic-eating robo-fish is finally here to rid our waters of waste	interestingengineering	2022-10-22	US
2481	Neurotoxic predatory	aked-science	2022-10-20	US
2482	Thousands of salmon found dead as Canada drought dries out river	theguardian	2022-10-05	CA
2483	Worry, uncertainty felt at Little Campbell Hatchery as lack of rain holds up fish returns	surreynowleader	2022-10-17	CA
2484	Why volunteers scoop thousands of fish out of Alberta irrigation canals each year	msn	2022-10-19	CA
2485	Otters kill over 40 koi & fishes leaving Bukit Timah resident	mothership	2022-10-03	SG
2486	Loons are harassing anglers by stealing fish off their hooks	bangor daily news	2022-10-03	US
2487	Rare all-black fish caught in East Tennessee river	cbs42	2022-10-05	US
2488	Agreement heralds a new chapter in char farming	The Fish Site	2022-10-19	CA
2489	Азарт рыбалки рождает союзников	Охотники.ру	2022-10-19	RU
2490	‘River of fish’ making its way in desert is something you mustn’t miss	odishatv	2022-10-09	IN
2491	Where can the biggest bass be caught in Northeast Tennessee?	wjhl	2022-09-23	US
2492	Woman catches super rare ‘gold’ fish in her backyard pond	nypost	2022-10-07	US
2493	Snail Darter declared officially recovered, ending decades-long conservation effort	wjhl	2022-10-04	US
2494	Florida freediver catches pending world record fish with spear	usatoday	2022-10-05	US
2495	600 dinosaur-like fish to be released into the Tennessee River	newschannel9	2022-10-05	US
2496	Which fish are best to catch when it gets cold in Tennessee?	wjhl	2022-09-30	US
2497	Invasive fish could eradicate Tennessee bass species	wjhl	2022-10-04	US
2498	Scientists Track Eels to Their Ocean Breeding Grounds in World-First	sciencealert	2022-10-19	EU
2499	Yale researchers create a new amphibious turtle robot with shape-shifting limbs	interestingengineering	2022-10-16	US
2500	B.C. First Nations seek action on sturgeon deaths, after court blamed declines on dam	globalnews	2022-10-13	CA