Scientists find success at repelling invasive carp by playing annoying sounds at them

Scientists find success at repelling invasive carp by playing annoying sounds at them

By Eleanor Lindenmayer

Source: Tri States Public Radio

5/22/2024

Credit: Will Budnick / USGS

For the last two years, researchers on the Mississippi River have been studying the effectiveness of underwater acoustics as an invasive carp deterrent.

Halfway through the study, the results are promising.

Marybeth Brey, a research fish biologist with the Geological Survey and Christa Woodley, a research biologist with the Army Corps of Engineers, co-lead the project.

They designed and installed a 16-speaker soundbar at Lock 19 in the Mississippi River, a section of the river between Keokuk, Iowa, and Hamilton, Illinois.

There are four types of invasive carp in the Mississippi, brought in intentionally in the late 60s and early 70s.

Mississippi River

Carp, Silver

Continue...

News Id		Source	Stamp	country
1	Audit shows just one in three Canadian fisheries is healthy	Canada's National Observer	2024-11-18	US
2	New aquaculture species makes a splash in Australia	thefishsite	2024-11-20	AU
3	Doomsday fish, rumored to bring bad omens	Fox News	2024-11-20	US
4	Why Canadas decision to lift a ban on cod fishing in Newfoundland	theconversation	2024-11-14	CA
5	My arms were pumping: Fisherman reels in 11kg, 95cm monster catch on boys trip	9news	2024-11-15	AU
6	I Speak for the Fish: How Native Americans are saving lake sturgeon	greatlakesnow	2024-11-18	US
7	The fight to keep grass carp out of the Great Lakes	The Narwhal	2024-11-19	CA
8	An Environmental Group Files Intent to Sue a Salmon Farmer for Pollution	Associated Press	2024-11-16	US
9	A new chapter for Scotlands oldest independent fish farm	thefishsite	2024-11-19	UK
10	Fish biologists collaborate to track pioneering Klamath River salmon	(Jefferson Public Radio	2024-11-03	US
11	Use simple vegetable as fishing bait to get perfect catch every time	express	2024-11-04	UK
12	Redfish harvesters call on Ottawa to reverse decision requiring observers for each trip	CBC News	2024-11-04	CA
13	Amazing sight witnessed by Aussie fisherman for first time in 15 years	yahoo	2024-11-05	AU
14	Rare albino fish caught in Satun canal sparks ethical debate	thethaiger	2024-11-05	UK
15	Right to fish and hunt in Florida passes	wptv	2024-11-05	US
16	Alaska Rep. Mary Peltola will be absent from House floor to prepare fish for winter storage	msn	2024-08-19	US
17	New York isnt doing enough to protect ancient Atlantic sturgeons, lawsuit argues	gothamist	2024-11-05	US
18	Angler lands massive fish in Minnesota	foxnews	2024-11-15	US
19	100 million fish rescued and released in Cambodias crackdown on illegal fishing	thestar	2024-11-08	KH
20	Sinister truth behind 678kg fishing haul from Aussie river	yahoo	2024-11-08	AU
21	Goldfishs recovery going swimmingly after operation	BBC News NI	2024-11-08	UK
22	My £25,000 koi carp have been murdered by a local poison killer	dailymail	2024-11-06	UK
23	15,800-Year-Old Sketches Reveal People Were Fishing With Nets Much Earlier Than Thought	iflscience	2024-11-06	GE
24	NASA Satellites Reveal Abrupt Drop in Global Freshwater Levels	nasa	2024-11-15	US
25	Fishermen set out to catch halibut... and net a US nuclear submarine	dailymail	2024-11-14	UK