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LAKE ERIE FISH BEHAVIOR
In 1870, he read about Crater Lake in Oregon in a newspaper containing his lunch. After 17 years of his tireless efforts to save America's deepest lake, it became a National ParkIn 1870, William Gladstone Steel came across a newspaper story about Crater Lake in Oregon while the paper was being used to wrap his lunch...
In 2011, USGS researchers began studying Lake Erie's fish and seasonal hypoxia across a multi-year project. 15 years later, the findings showed fish crowding areas near 2–3 mg/L oxygen, revealing an unexpected shift at the edges of low-oxygen zonesLake Erie’s seasonal hypoxia is changing where fish gather. For years, scientists watched oxygen levels fall and fish move around the lake....
Empty sea shells are Dolphins’ hunting weapon: Scientists document rare ‘shelling’ tactic in Queensland; study offers clues to how calves learn itResearchers documented a rare dolphin foraging tactic called shelling in Queensland. This behavior involves using sea snail shell to captur...
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...
This ocean parasite kills a fish's tongue and ten takes its place; what makes the tongue-eating louse so differentA parasite enters fish through gills and replaces their tongues. This isopod, Cymothoa exigua, attaches to the tongue stump and functions a...
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 ...
Jackie the Big Bear eagle dies: Why millions are heartbrokenBald eagle Jackie, an internet celebrity, died after weeks of intensive treatment. Thousands of viewers mourned the bird they watched for y...
Quote of the Day by Carl Jung: ‘The healthy man does not torture others - generally it is the tortured…’ - Swiss psychiatrist on the unhealed pain’s crueltySuffering can profoundly alter how individuals perceive themselves and others. Unresolved pain often influences how people treat those arou...
Jackie the famous Big Bear eagle has died; What happens to her body next could help native American tribesJackie, the adored bald eagle and internet icon, has left us at the age of fourteen. Her remains will be sent to a federal program aimed at...
15 dead, 27 missing after overloaded ferry capsizes in ZimbabweAn overloaded ferry capsized on Zimbabwe's Lake Kariba, killing at least fifteen people. Seventy-seven individuals were rescued and brought...
Hidden in Uganda's swamps, this 4-foot-tall bird looks like a living dinosaur, complete with a fearsome hooked bill and a machine-gun-like call; scientists still don't fully understand its strange evolutionUganda’s shoebill is one of Africa’s strangest birds, standing up to 140 centimeters tall with a huge hooked bill built for catching large ...
In 1963, federal engineers completed Glen Canyon Dam in Arizona for water storage and power, which turned the Colorado River colder and disrupted native fish reproductionGlen Canyon Dam altered the Colorado River's temperature and flow significantly. This change negatively affected the endangered humpback ch...
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...
In 1970s American bald eagles were saved from brink of extinction, decades later California's internet sensation, social media viral species Jackie dies. Officials announce cause of deathAmerican bald eagles teetered on the brink of extinction until the pesticide DDT was banned in the 1970s and other protections were establi...
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...
5ft tall, 7ft wingspan and a striking black-and-white body: IAS officer shares video of black-necked stork. Why is this giant bird ‘Near Threatened’?IAS officer Sanjay Kumar recently shared a video of the black-necked stork, highlighting its impressive height of nearly 5ft and wingspan e...
Louisiana's decades-old Christmas tree recycling program is quietly helping restore thousands of acres of wetlandsDiscarded Christmas trees are now rebuilding Louisiana's eroding coastlines. These trees are bundled and flown by helicopter into fragile m...
In 1969, California biologist Phil Pister carried endangered Owens pupfish across hazardous terrain in two buckets; in 2024, a seventh refuge population was establishedIn a dramatic rescue in 1969, biologist Phil Pister painstakingly transported the last of the Owens pupfish through challenging landscapes ...
In 1922, California introduced mosquitofish to eat mosquito larvae; within four years, they were in 30 counties and were later linked to native-species declinesIn 1922, California introduced mosquitofish in hopes of controlling mosquito populations. Although they were initially viewed as a solution...
Human-like sense of social punishment: In 2010, fish shocked scientists by punishing bad behavior at feeding timeMale cleaner fish punish females for eating preferred food. This behavior occurs even when males are not directly harmed. Researchers recre...