A herring in the North Sea, a crab in the Wadden Sea or an anemone fish on a coral reef… biologists like to think in terms of individual species that all have their own place within food webs in ecosystems across the world. ...
Ecology
Sep 12, 2023
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45
In the ocean, both natural and human-driven factors may cause ecosystems to undergo transformations. Such changes, whether sudden or gradual, can affect the food web by causing redistribution of prey upon which seasonal predators, ...
In a new study published in the Proceedings of the National Academy of Sciences, authors Gabriel Gellner and Kevin McCann from the University of Guelph and SFI External Professor Alan Hastings (UC Davis) invert a classical ...
Ecology
Jul 25, 2023
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26
At midnight, researchers aboard the vessel John Le Conte—an old 37-foot diesel-powered salmon trawler—dropped a net into icy cold waters.
Earth Sciences
Jul 23, 2023
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170
Riparian deforestation has a profound effect on stream ecosystems. The reduction in canopy cover caused by deforestation can increase light intensity and excessive nutrient loads in streams. However, the combined effects ...
Ecology
Jul 21, 2023
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7
Around the globe, forests are facing unprecedented challenges. They're grappling with wildfires, diseases, droughts and deforestation. The survival of these great forests hinges on their ability to regrow—and for many trees, ...
Plants & Animals
Jun 29, 2023
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60
Overfishing is driving coral reef sharks towards extinction, according to a global study out Thursday that signals far greater peril to the marine predators than previously thought.
Ecology
Jun 16, 2023
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123
Spanning about one-third of Florida's East coast, the Indian River Lagoon has faced frequent harmful algal blooms in recent years. Among them, Pseudo-nitzschia spp., algae that produces the neurotoxin domoic acid.
Plants & Animals
Jun 15, 2023
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3
An international research team led by Faviel A. López-Romero from the Department of Paleontology at the University of Vienna investigated how the jaw shape of sharks has changed over the course of evolution. They conclude ...
Plants & Animals
May 16, 2023
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489
Increasing either temperature or nutrients can hurt ecosystems by destabilizing food webs, which are all of the interconnected food chains that make communities behave the way they do. When temperature and nutrients increase ...
Ecology
Apr 26, 2023
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8
