Contact with oil may make it harder for the fish to avoid additional exposure, creating a vicious cycle following offshore oil spills.
animals
Remote Landslide Puts Fraser River Salmon on Shaky Ground
An alliance of First Nations, provincial, and federal leaders worked with scientists, engineers, and emergency responders to rescue critical salmon stocks in western Canada.
Even Tardigrades Will Feel the Heat of Climate Change
Hardy tardigrades are much more vulnerable to heat than cold, but they show some signs that they could adapt over time.
Will Melting Sea Ice Expose Marine Animals to New Diseases?
Marine mammals previously separated by Arctic ice may have more opportunities to interact as water routes redefine habitats and species ranges.
Are Beavers Nature’s “Little Firefighters”?
It’s about dam time: Beavers are acknowledged for their firefighting skills in five recent blazes.
Human Brains Have Tiny Bits of Magnetic Material
Here’s the first map of the magnetic mineral magnetite in the human brain. Turns out that our brain stem may be full of it.
“Glass Pearls” in Clamshells Point to Ancient Meteor Impact
Research suggests that the spherical structures, smaller than grains of sand, may be microtektites, but additional investigations are needed to verify their identity.
As Arctic Sea Ice Disappears, What Happens to Ecosystems?
The northern Bering Sea is experiencing record-setting low winter sea ice levels, which are impacting plankton, fish, and other animals in the region.
Invasive Species Drive Erosion in Aquatic Environments
The daily activities of mammals, reptiles, crustaceans, and fish influence the physical environment, with invasive burrowing species causing particular disruption in aquatic environments.
Is Chicago Water Pollution Halting a Silver Carp Invasion?
Pollution is definitely not the solution to stopping invasive silver carp, researchers assert. But cleaner waters could affect the invasion front.