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FRESHWATER BIOLOGY
Cleaner-looking lakes are not always better; as freshwater turns brown across North America and Europe, trout, bass, perch and whitefish decline- 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
- Fish are adapting to rivers shaped by dams and barriers, and that may be changing how man-made rivers function over time
- Namami Gange: Industrial pollution flowing into Ganga down nearly 60 per cent since 2017Industrial pollution in the Ganga has significantly decreased by almost 60 percent since 2017. This achievement is credited to the Namami G...09 Jun, 2026, 09.53 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
- ‘Zombie Worm’ awakens after 24,000 years: Scientists revive a frozen worm that can survive freezing, starvation and even reproduce without partner‘Zombie Worm’ revived by scientists: A 24,000-year-old microscopic worm, a bdelloid rotifer, has been revived from Siberian permafrost, ast...13 May, 2026, 04.34 PM IST
- In 1871, a farmer left five cows on a remote island, 130 years later, scientists studied their DNA and found something that stunned themFive cows left on Amsterdam Island in 1871 became a feral herd of 2,000, a remarkable survival story. A 2024 genetic study revealed their m...12 May, 2026, 06.35 PM IST
- Scientists discover ancient Antarctic fish fossil with a perfectly preserved skullA remarkable fish fossil from Antarctica offers a clear view of early evolution. Koharalepis jarviki, a 380-million-year-old specimen, reve...11 May, 2026, 09.20 AM IST
- A microscopic creature frozen for 24000 years in Siberia somehow came back to lifeAstonishingly, scientists in Siberia revived microscopic rotifers from permafrost, dormant for nearly 24,000 years. These resilient creatur...08 May, 2026, 05.31 PM IST
- Cocaine pollution in rivers may be affecting salmon behaviour more than scientists expectedResearch reveals cocaine and its metabolite, benzoylecgonine, significantly alter salmon behavior, causing increased travel distances and p...08 May, 2026, 04.05 PM IST
- Scientists have discovered that cocaine-powered super salmon live longer and swim faster than normal salmonScientists found Atlantic salmon exposed to cocaine swam further and lived longer. This study highlights how drugs in waterways change aqua...25 Apr, 2026, 01.33 PM IST
- These Tiny Fish Are Climbing Waterfalls And Scientists Are Still Figuring Out WhyBiologists in Brazil recently documented thousands of bumblebee catfish, Rhyacoglanis paranensis, climbing waterfalls in the Aquidauana Riv...14 Apr, 2026, 06.37 PM IST
- How Bumblebee Catfish Defy Gravity: The Secret of Brazil’s Waterfall ClimbersTiny bumblebee catfish in Brazil's Aquidauana River exhibit remarkable climbing behavior, ascending four-meter waterfalls to reach safe spa...03 Mar, 2026, 09.56 PM IST
- Fossil Coral in the Amazon Basin Confirms Ancient Seaway During the MioceneFossil coral and marine remains unearthed deep within the Amazon rainforest reveal that parts of the basin were once submerged by shallow o...01 Mar, 2026, 11.09 PM IST
- What is biodiversity and why does it matter?23 May, 2024, 09.55 AM IST
- The world's oldest flowering plant may be 130-million-year-oldScientists have identified a 125 mn- to 130 mn-year-old freshwater plant, a contemporary of dinosaurs, as one of earliest flowering plants ...18 Aug, 2015, 06.39 PM IST
- Western Ghats endemic ornamental fish has multiple lineage.A study done by researchers has revealed that there is morphological and genetic evidence to show the presence of multiple evolutionary dis...10 Dec, 2013, 09.33 PM IST
- India exported 1.5 million endangered fishes: ReportIndia exported more than 1.5 million threatened freshwater fishes in the last seven years affecting the future of the country's aquatic div...27 Jun, 2013, 01.37 PM IST
- Kerala mud snake genetically related to Chinese water snakeLinking it to a chance migration through the coastal waters between China and India, researchers have found that Kerala’s mud snakes are ge...08 Jan, 2013, 06.24 PM IST
- Three wildlife reserves from India added to UNESCO's listThe reserves at Simplipal in Orissa, Norkek in Meghalaya and Panchmarhi in Madhya Pradesh are added to the list on Wednesday bringing the t...27 May, 2009, 02.39 PM IST
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