Low river discharge reduces the likelihood of young Atlantic salmon reaching the North Sea. Fewer salmon reach the Haringvliet sluices, and their passage takes longer, making them more likely to fall prey to predators. Using ...
Plants & Animals
Aug 3, 2026
0
18
Evolution, the process through which animals and other living organisms change their inherited traits over time, typically unfolds slowly over thousands or even millions of years. Some species, however, can adapt at a faster ...
Coho salmon released by recreational anglers are far more likely to survive when handled without a landing net, according to new research. In salmon fisheries where anglers may be required to release salmon that are undersized, ...
Ecology
Jul 29, 2026
0
20
The Canadian government is proposing sweeping changes to accelerate industrial development and reduce environmental oversight. These proposed legislative, regulatory and policy reforms could significantly diminish the government's ...
Ecology
Jul 29, 2026
0
5
It wouldn't make much sense to prohibit people from shooting a threatened woodpecker while allowing its forest to be cut down, or to bar killing endangered salmon while allowing a dam to dry out their habitat.
Ecology
Jul 13, 2026
0
22
Beavers are widespread in estuaries and tidal wetlands in the Pacific Northwest of the United States, demonstrating that they are not restricted to rivers and streams, Gregory Hood at the Skagit River System Cooperative, ...
Plants & Animals
Jul 8, 2026
0
14
A new study published in the Journal of Helminthology by researchers from the Estonian University of Life Sciences and the Swedish University of Agricultural Sciences, together with collaborators from Greenland and the Faroe ...
Plants & Animals
Jul 7, 2026
1
15
Wormlike parasites cause crickets to jump into streams, where the fatty insects nourish endangered fish. Ayano Medo and Takuya Sato sought to characterize the flow of eicosapentaenoic acid (EPA)—a nutritious long-chain omega-3 ...
Plants & Animals
Jul 7, 2026
0
10
Researchers have taken over 120,000 images of salmon lice larvae in seawater and used them to train AI models. The models were much faster and more accurate than experienced biologists at identifying the parasites that feed ...
Ecology
Jul 4, 2026
0
80
A new study published in Movement Ecology describes how migratory fish passed through the Haringvliet Sluices before the introduction of Kierbeheer (the partial opening of the Haringvliet Sluices to allow limited saltwater ...
Ecology
Jul 3, 2026
0
12
