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NATIVE FISH POPULATIONS
Blue crabs were first found in Italy's Adriatic in 1949; 74 years later, they exploded, cut clam output 90%, and pushed 160 km up the Po River- In 1985, the first invasive lionfish was spotted off Florida after aquarium releases; within decades, it had spread across much of the Caribbean and US Atlantic coast, devastating reef fish that had no natural defense against it
- In 1988, cargo ships accidentally brought zebra mussels to the US in their ballast water, and they devastated the Great Lakes, but a 2026 study finds that after 20 years in Kansas lakes, they barely changed the fish or the water
- In 1960, Spain planted an invasive tree thinking it was a great idea, and now it's hammering local birdlife because the ecosystem can't keep upNew research from Spain reveals a stark difference in birdlife between native forests and eucalyptus plantations. While species numbers rem...18 Jun, 2026, 04.03 PM IST
- From pet to pest: A 2026 experiment reveals that releasing goldfish into lakes triggers a full ecosystem regime shift, and no lake type is immuneReleasing pet goldfish into local waters causes extensive ecological damage. These fish grow large, stir up sediment, consume prey, and out...15 Jun, 2026, 04.06 PM IST
- Northern water snake size explained: Why this harmless snake can look massiveNorthern water snakes are common in eastern North America. These snakes are harmless and not venomous. Many people mistake them for dangero...22 May, 2026, 05.22 PM IST
- 8 fascinating things you probably didn't know about the rat snakeDiscover the surprising intelligence and ecological importance of rat snakes, America's original pest control. These non-venomous constrict...13 May, 2026, 01.38 PM IST
- Conservancy of Southwest Florida sets record with over 6,300 pounds of Burmese Pythons removed in landmark seasonThe Conservancy of Southwest Florida has removed a record 6,300 pounds of Burmese pythons this season, bringing their total to over 40,000 ...11 Jun, 2025, 12.35 AM IST
- Swimming deep inside the Great Lakes with 150 teeth, a serrated tongue, and a ruthless hunger, this ‘vampire’ could destroy the entire ecosystemCanadian and US agencies are collaborating to combat the invasive sea lamprey in the Great Lakes, aiming to protect the $5.1-billion fisher...28 May, 2025, 06.28 AM IST
- This monster fish survives on land and has no natural hunters. Experts want it immediately killed if seenThe northern snakehead, an invasive fish native to Asia, is rapidly spreading across U.S. rivers and lakes, posing a major threat to native...11 Apr, 2025, 08.42 PM IST
- Most money for endangered species goes to a small number of creatures, leaving others in limboSince the passage of the Endangered Species Act, over 1,700 species in the US have been listed as threatened or endangered. However, there ...30 Dec, 2023, 04.11 PM IST
- Devil fish, capable of walking on land, is now spread to 65% water bodies in Telangana, AndhraThe armoured sailfin catfish, known as the Rakashi or devil fish, has been found in 65% of water bodies in the Eastern Ghats region of Indi...04 Sep, 2023, 02.08 PM IST
- US: Woman found dead after encounter with grizzly bear on trail near Yellowstone National ParkMontana wildlife authorities issued a warning last week about confirmed grizzly sightings in the state, advising campers and visitors to be...25 Jul, 2023, 02.49 AM IST
- Australian town witnesses fish 'rained from sky', locals claim 'blessing from Lord', say reportsLajamanu local and Central Desert councillor, Andrew Johnson Japanangka said in a statement that a huge storm was heading up to his communi...23 Feb, 2023, 04.53 PM IST
- Warming rivers in US West killing fish, imperiling industryHundreds of thousands of young salmon are dying in Northern California's Klamath River as low water levels brought about by drought allow a...26 Jul, 2021, 07.52 PM IST
- Extinction Watch: Steller Sea Lions are known for disntinctive vocal airingsHistorically, Steller sea lions were plentiful throughout the coastal North Pacific Ocean. But their numbers started declining as they were...01 Jun, 2020, 11.54 PM IST
- Extinction watch: Purple hazeGeorgia aster is currently found in five US counties in Alabama, 15 in Georgia, nine in North Carolina and 14 in South Carolina. It was onc...31 Mar, 2020, 12.44 AM IST
- Fish to water, fishermen to surfing trainerGlobal tourists flock to sea-facing villages near Chennai, lured by skills of fishermen-trainers.28 Feb, 2015, 11.06 AM IST
- Amphibians in troubled waters on home turfIndia has the sixth largest number of endemic species of amphibians that are under threat.18 Aug, 2013, 06.28 AM IST
- Indian delicacies favourite among SingaporeansFreshly cooked chicken fried in carefully ground masala, not to mention taste makers including coriander and asofteoda have become the flav...06 Jul, 2008, 09.30 PM IST
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