Seventy years ago, Spanish anglers welcomed an American predator into their waters for sport; today, the largemouth bass is spreading through ecosystems and threatening native wildlifeBrought to Spain in 1955 for recreational fishing, the largemouth bass has transformed into an invasive species wreaking havoc on local eco...
05 Sep, 2026, 09.27 PM IST
In 2003, Florida's Manatee County acquired 482 acres of farmland for restoration. 5 years later, Robinson Preserve opened, and today 135 acres of coastal habitat are restored fueling $32.7 million in economic activityAt Robinson Preserve, restoration specialists designed protected water features that made it harder for larger predatory fish to reach juve...
03 Sep, 2026, 11.11 PM IST
In 2003, scientists targeted invasive fish in the Grand Canyon. By 2006, Rainbow Trout fell from 90% to less than 10% of the catchFor four consecutive years, scientists actively removed invasive fish species from the Colorado River. This strategic initiative led to a n...
03 Sep, 2026, 07.33 PM IST
In 2024, Florida scientists found a hidden trail left behind by invasive snakes — their DNA can linger in water and soil even after they disappearA 2024 study by Florida scientists found that invasive snakes can be detected through traces of DNA left behind in water and soil. The new ...
03 Sep, 2026, 06.59 PM IST
In 1892, engineers began the Chicago Canal to divert sewage using 42 million cubic yards of earth; more than a century later, it may help Asian carp reach the Great LakesIn 1885, Chicago undertook the monumental task of reversing its river flow to safeguard drinking water by rerouting sewage from Lake Michig...
02 Sep, 2026, 03.30 PM IST
Maryland spent $12 million on a fish lift in 1991 to move American shad past Conowingo Dam; decades later, annual runs remained far below the 2 million-fish targetMaryland invested $12 million in a fish lift to help migrating shad overcome the Conowingo Dam. This technological solution proved ineffect...
02 Sep, 2026, 03.10 PM IST
In 2020, DC's DOEE restored 500 feet of stream at Branch Avenue Park. Six years later, a site where the streambed had eroded by more than 15 feet was transformed, opening parkland for peopleA stream restoration project transformed a degraded parkland section in southeast Washington, DC. This initiative improved habitat and reso...
02 Sep, 2026, 01.44 AM IST
In 2012, Cleveland Metroparks surveyed Beecher’s Brook after Ohio listed the Chagrin River as impaired, then restored 350 feet. 8 years later, fish scores improved againBeecher's Brook restoration project removed a fish passage barrier and enhanced habitat. This work led to marked improvements in fish and m...
01 Sep, 2026, 08.33 PM IST
In 2000, San Diego sank the 366-foot HMCS Yukon off Mission Beach; from 2015 to 2020, nine divers recorded 237 observations across 58 marine speciesThe HMCS Yukon, a Canadian warship, was intentionally sunk near Mission Beach to foster a new artificial reef. Initial research from 2004 i...
01 Sep, 2026, 02.20 PM IST
In 2009, Key West sank the 523-foot Vandenberg in 140 feet of water; one year later, REEF monitoring had documented 123 fish species on the former shipIn 2009, the retired missile ship Gen. Hoyt S. Vandenberg was deliberately sunk near Key West, giving rise to a significant artificial reef...
01 Sep, 2026, 01.10 PM IST
In 2015, California EPMT discovered Japanese knotweed along Lagunitas Creek. 2 years later, treatment cut knotweed by 93% on National Park Service land, a major gain nowJapanese knotweed can spread quietly along waterways, making an early discovery especially valuable. In 2015, California’s Early Detection ...
31 Aug, 2026, 09.40 PM IST
In 2008, Colorado's Curecanti National Recreation Area started screening watercraft for invasive mussels at Blue Mesa. 10 years later, the reservoir remained completely mussel-freeIn 2008, Colorado’s Curecanti National Recreation Area began screening boats and watercraft for invasive mussels at Blue Mesa Reservoir. Th...
31 Aug, 2026, 08.20 PM IST
In 2014, Arizona used fish poison to clear an invasive fish from Virgin River after mechanical removal methods failed. Then the red shiner came backFor years, conservationists waged a relentless battle against the invasive red shiner in the Virgin River. Initial rotenone treatments show...
31 Aug, 2026, 05.11 PM IST
In 2009, Illinois treated a six-mile canal with more than 1,800 gallons of fish-killing poison — and found just one invasive carpTo address the menace of invasive Asian carp, Illinois officials deployed rotenone in a canal, leading to the recovery of numerous fish; ho...
30 Aug, 2026, 05.03 PM IST
In 2016, NYSDEC and partners removed Shapp Pond Dam after 50 years of blocking migratory fish. 4 years later, restored habitat showed significant gains in stream health and wildlifeThe removal of the Shapp Pond Dam in Dutchess County, New York, helped restore aquatic connectivity and improve stream habitat along the Ea...
28 Aug, 2026, 11.25 PM IST
In 1970s, silver carp were brought to the US for aquaculture. Now the jumping fish threaten a $20 billion Great Lakes industryInvasive silver carp are rapidly approaching the Great Lakes, raising alarm over potential ecological and economic damage. The recent detec...
24 Aug, 2026, 07.12 PM IST
In 2002, a Maryland angler caught a huge fish he had never seen before. The discovery sparked panic, inspired horror movies and the species became one of America's most notorious invasive fishA strange fish caught in a Maryland pond in 2002 soon became the center of a nationwide invasive species scare. The discovery of the northe...
22 Aug, 2026, 07.41 PM IST