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TERRITORIAL FISH SPECIES
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...- In 2024, scientists found that clownfish use white stripes to spot rivals; the fish attacked most when intruders matched their three-stripe patternClownfish are anything but friendly when it comes to defending their homes, showcasing a fierce loyalty to their anemone habitats. They hav...
- For years, a Florida family used their 24,300 acres of land for hunting. In 1989, their decision to part with the ranchland helped save one of America's rarest big catsOnce the prominent Collier family, the biggest private landowners in Florida, used their vast acres of land for hunting and sport. However,...
- Earlier this year, Los Angeles made 8 trips to Encino Reservoir searching for one endangered bird; they found none, but 60 wildlife species emerged before a 10-acre solar project moved aheadCity biologists made eight separate field trips to Encino Reservoir searching for one endangered songbird. They found zero Least Bell’s vir...
- The hidden owl war: An invasive owl is conquering ancient forests, putting the threatened northern spotted owl at even greater riskInvasive barred owls are occupying ancient forests vital for northern spotted owls. These aggressive competitors concentrate in the exact h...
- 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...
- For more than 400 years, the Gulf of Maine has anchored New England's fishing heritage; today, warming waters are bringing black sea bass into one of the planet's fastest-warming marine ecosystemsOcean warming allows black sea bass to expand their range northward. These fish mature faster in colder northern waters, impacting assessme...
- In 1910, Beavers nearly disappeared from the US. Today they are reshaping rivers againNorth America's beaver population faced near extinction due to the fur trade. Fashion changes and conservation efforts allowed their number...
- In 1935, an Australian entomologist shipped 102 cane toads from Hawaii to fight crop beetles; 2,400 were released before anyone tested the planAustralian scientists introduced toxic cane toads to control sugar cane pests in 1935. These toads failed to eat the target beetles and spr...
- In 1976, a scientist began dancing like a crane every day; the chick it helped produce became an ancestor to 178 endangered birdsA whooping crane named Gee Whiz died at age thirty-eight, leaving behind many offspring. His mother, Tex, imprinted on humans and required ...
- In 2016, when river dams trapped Japan's giant salamanders, scientists came up with an unusual solution: building custom ladders instead of removing the damsResearchers in Japan developed special ladderways for giant salamanders to cross river dams. These step-type structures with side walls pro...
- 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 RiverAmerican blue crabs, famed for their presence in coastal cuisine, are now making an alarming, unprecedented journey deep into Italy's Po Ri...
- Inside the Brain of a Fish That Changes Sex: The Hidden Survival TrickSome fish in oceans and reefs possess a remarkable ability to change their sex. This adaptation, known as sequential hermaphroditism, helps...
- 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...
- World's largest fish at Vizag beach, guided back to sea
- Extinction watch: The little-known Juan Fernández fur sealFur seals in general have thick insulating fur that protects the skin from cold water, they have small ear flaps on the side of their head,...
- India's first technology park for ornamental fishes to come up in Chennai in three monthsThe Marine Products Export Development Authority (MPEDA), a nodal agency of the Union Commerce and Industry Ministry, has been a part of th...
- Nine fishermen held for illegal fishingSea patrolling has been stepped up within Gahirmatha marine sanctuary water territory in view of the annual mass nesting season of endanger...
- Bombay duck is dying in Maharashtra, blame overfishingOverfishing together with climate change is altering the kind and amount of fish found on the Maharashtra coast.
- Marine important bird areas programme in IndiaIndia has one of the longest shorelines in the world and many marine species of birds are found in the Indian seas and on the coastal areas.
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