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LAKE TROUT
Lake 223 acid rain experiment: Scientists added sulfuric acid to an Ontario lake for 17 years. The water recovered, but the fish didn’t- 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 again
- In 1998, New York listed Keuka Lake as impaired after DDT contamination. 16 years later, fish-tissue data led officials to remove the lake from the impaired waters list
- Beginning in 1877, Japan imported California rainbow trout for food and sport fishing; escaped fish later competed with native salmonids and disrupted their spawning groundsIn 1877, Japan imported rainbow trout from California for culinary and recreational purposes. However, these fish escaped their aquaculture...25 Aug, 2026, 03.36 PM IST
- A Scottish inventor patented an image-transmission machine in 1843. More than a century later, it would become the office fax machineA Scottish inventor patented an image-transmission machine in 1843. More than a century later, the technology would evolve into the fax mac...24 Aug, 2026, 08.17 PM IST
- Long before air conditioners, Americans used ‘white gold’ and other clever methods to keep themselves coolIn a time before air conditioning, Americans became innovative in their quest to stay cool. Architectural elements like high ceilings and s...21 Aug, 2026, 07.54 PM IST
- In 1990, Utah officials killed more than 99% of the fish in a 17,000-acre reservoir; years later, it became a top trout fisheryIn 1990, Utah wildlife officials took the bold step of using rotenone to eradicate over ninety-nine percent of the fish biomass in the rese...21 Aug, 2026, 05.22 PM IST
- In 1995, a Tasmanian fisherman found a dead carp. What followed was a four-decade operation to remove nearly 50,000 European fishA dead carp spotted in Tasmania's Lake Crescent in 1995 triggered a 28-year campaign to eradicate invasive European carp from Lake Crescent...21 Aug, 2026, 01.48 PM IST
- In 1905, a 13-year-old boy crawled through a tiny opening in Tennessee and discovered America’s largest underground lakeIn 1905, 13-year-old Ben Sands crawled through a narrow passage inside Tennessee’s Craighead Caverns and discovered a vast underground lake...15 Aug, 2026, 02.51 PM IST
- In 2014, Nevada agencies began poisoning 44 miles of waterway after hand-removal failed; they later released about 400 native troutThe recovery of a native trout population in a Nevada river spans fifteen arduous years, marked by extensive measures. After exploratory dr...14 Aug, 2026, 02.20 PM IST
- In 2023, Wyoming proposed a 972-megawatt renewable-energy battery beneath its mountains, with water pumped to a reservoir 1,000 feet higher. 3 years later, the project reached final federal environmental review, bringing the giant water battery closerWyoming is proposing a 972-megawatt pumped-storage energy project at Seminoe Reservoir that would use water as a giant rechargeable battery...14 Aug, 2026, 12.55 AM IST
- In 2000, the American West entered a megadrought that became its driest stretch in roughly 1,200 years. Years later, it left major lakes and reservoirs majorly depleted, with some losing enough water to expose miles of lakebedSeveral major North American lakes are experiencing significant water level declines. Drought, warming temperatures, and increased water de...13 Aug, 2026, 12.11 AM IST
- In 2012, anglers and biologists reported strange black tumors on catfish in a Vermont-Quebec lake. Years later, genetic testing revealed the shocking outcome: The tumors are a rare contagious cancer spreading between fishBrown bullhead catfish in Lake Memphremagog are showing unusual black tumors, raising concerns among researchers. Genetic studies indicate ...12 Aug, 2026, 08.06 PM IST
- From 1877, officials stocked over 33 million fish in Yosemite for anglers, altering fishless lakes and reducing habitat for native yellow-legged frogsYosemite's lakes, once fishless, received over 33 million stocked fish between 1877 and 1990. Introduced trout preyed on native species and...11 Aug, 2026, 04.55 PM IST
- A 7,000-year-old discovery in Norway shows Stone Age people were shaping ecosystems long before farmingAncient fish traps reveal Stone Age hunter-gatherers introduced brown trout into Norway's isolated Lake Tesse. These communities deliberate...07 Aug, 2026, 01.46 AM IST
- Aspiring young innovators gather at startup ecosystem summit in KashmirYoung entrepreneurs showcased innovative ideas at Srinagar's ASCEND-2026 startup summit. The event aimed to attract funding and foster econ...24 Jul, 2026, 07.14 PM IST
- Cleaner-looking lakes are not always better; as freshwater turns brown across North America and Europe, trout, bass, perch and whitefish declineFreshwater lakes across North America are turning a tea-like brown due to increased dissolved organic carbon, driven by climate change and ...22 Jun, 2026, 07.10 PM IST
- Arizona’s San Carlos Lake closes after catastrophic fish kill wipes out ‘approximately 100%’ of fish population; best alternatives for fishing and campingSan Carlos Lake in Eastern Arizona is now closed to all fishing and recreation. A massive fish kill has wiped out nearly the entire fish po...11 Jun, 2026, 07.41 AM IST
- 'King of Lake Ohrid': The fight to save a Balkan troutThe Lin Hatchery in Pogradec, Albania, is working to release the final batch of newly spawned "Ohrid Trout" into Lake Ohrid. The trout, an ...16 Nov, 2023, 02.21 PM IST
- This New Year, feast on Uttapams, Pongals and Vadas in OotyFor organic food lovers do visit the private farms closeby, indulge in activities such as harvesting, crop and cattle care and finish a lei...20 Dec, 2014, 04.42 PM IST
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