Search results for aquatic ecology

Paleontology & Fossils Sep 12, 2024

A 149 million-year-old pterosaur is Britain's largest flying animal—scientists prove it from a finger bone

Scientists have estimated the size of an extinct flying reptile called a pterosaur, based on fragments of a fossil finger bone discovered in southern England in June 2022. These results reveal it to be the largest British ...

Plants & Animals Sep 10, 2024

Managing aquatic plants: Why doing nothing is also an option

Aquatic plants in lakes and rivers are important refuges for animals, bring oxygen into the water and remove nutrients. However, they are not universally popular: some people find them a nuisance when swimming or doing water ...

Environment Sep 6, 2024

A chemical cocktail of micropollutants amplified effect of algal toxins in 2022 mass fish mortality event: Study

Tons of dead fish, mussels and snails were seen floating on the Oder River (Germany) in early August 2022. It soon became clear what was causing the environmental disaster in the German-Polish border river: a mixture of excessive ...

Ecology Sep 5, 2024

Aquatic invasive species are more widespread in Wisconsin than previously thought

A report on more than 40 years of research on Wisconsin lakes is highlighting some of the lessons scientists have learned about aquatic invasive species, including that far more ecosystems are playing host to non-native species ...

Ecology Aug 28, 2024

Study shows pollution affects the growth and behavior of aquatic organisms

Research at the University of Jyväskylä, Finland, reveals that size-based selection, as happens in fishing, may impact the stress tolerance of fish, which in turn has a significant impact on the condition and coping of fish ...

Ecology Aug 27, 2024

Urban wildfires disrupt streams and their tiny inhabitants—losing these insects is a warning of bigger water problems

A tiny, vibrant world thrives along the rocky bottom of most streams. As sunlight filters through the water, mayfly nymphs, no larger than your fingernail, cling to algae-coated cobbles. Their brushlike mouthparts scrape ...

Plants & Animals Aug 27, 2024

Antidepressant pollution is rewiring fish behavior and reproduction, biologists reveal

An international study led by biologists from Monash University and the University of Tuscia has revealed how long-term exposure to pharmaceutical pollutants is dramatically altering fish behavior, life history, and reproductive ...

Bio & Medicine Aug 22, 2024

CeO₂ nanoparticles: A double-edged sword for aquatic algal life

A new study reveals significant alterations in growth, photosynthetic activity, and gene expression of freshwater algae due to cerium oxide nanoparticles. This research highlights the complex interactions between these microscopic ...

Ecology Aug 22, 2024

Lakes don't sleep in winter! There's a world living under ice

In cold-winter regions where air temperatures remain below zero, a layer of ice blankets lakes for several months.

Plants & Animals Aug 22, 2024

Into the blue: How baleen whales have adapted over the past 50 million years

The largest dataset of cetacean genes ever collated has helped Flinders University scientists deep dive into the blue to fathom the triumph of baleen whale evolution.

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