Toxic Metals Are Piling Up in Brazil’s Freshwater Fish, Review Finds
A systematic review of 52 studies finds that mercury, lead, cadmium, and chromium routinely exceed safety limits in Brazilian freshwater ...
Tag: freshwater fish
Zebrafish Reveal How Low-Level Ammonia Pollution Silences Natural Behaviour
A repeated-exposure study finds adult zebrafish tolerate less than 1 mg/L of un-ionized ammonia under low-oxygen conditions, with playing, feeding ...
Fishers’ Memories Could Rescue the World’s Most Endangered Aquatic Species
A systematic review of sixty studies shows that fishers' local ecological knowledge can reconstruct population declines, map habitat loss, and ...
Dark Dads and Light Cheats: A South African Goby Reveals Three Male Breeding Strategies
A study of the River Goby in South Africa's Sundays River Valley provides the first evidence that males of the ...
Hidden Nematodes Reveal the Parasite Secrets of an Argentine Mountain River
The first ecological survey of endohelminth parasites in fishes of an Argentine Salí-Dulce tributary reveals a nematode-dominated community of six ...
Radioactive Fish in Vietnam’s Red River Reveal Surprising Health Risks
A new study of ten fish species from Vietnam's Red River finds that natural radionuclide levels pose negligible risk to ...
Silver nanoparticle toxicity in fish hinges on surface coatings and eco-coronas
A new review finds that the surface coatings of silver nanoparticles and the natural eco-coronas that form in freshwater jointly ...
Oxygen and Monsoon Cycles Shape Fish Diversity in Bangladesh River
A survey of Bangladesh’s Old Brahmaputra River found that seasonal water chemistry and flooding strongly shape fish diversity, with dissolved ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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