8,299 results
8,299 results for: Fish
- Earth
Toxic Leftovers: Microbes convert flame retardant
Bacteria can break down a common flame retardant into more-toxic forms.
- Earth
Alaskan coral beds get new protection
To protect cold-water corals, huge areas of Alaskan waters will be off limits to trawls and other fishing gear that typically scrape the seafloor.
- Earth
Macho Moms: Perchlorate pollutant masculinizes fish
Perchlorate, a compound best known as a component of rocket fuel, can disrupt sexual development in fish.
- Ecosystems
Fish as Farmers: Reef residents tend an algal crop
A damselfish cultivates underwater gardens of an algal species that researchers haven't found growing on its own.
- Earth
Grand Canyon fish seem to be rebounding
The population of humpback chub, an endangered fish found only in the Colorado River and its tributaries, may be stabilizing in some sections of the Grand Canyon.
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Is a Galápagos finch caught in a split?
An inland population of one of the famed Galápagos finches may become a new textbook example of the way in which two species emerge from one while still living together.
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Wasting Deer: Deer saliva and blood can carry prions
Saliva alone can transmit a brain-destroying disease from one animal to another.
- Ecosystems
Worthless waters
The biological riches of the oceans will be spent within decades if current trends continue.
- Health & Medicine
L’Chaim: Wine compound lengthens mouse lives
A constituent of red wine appears to increase the life spans and boost the well-being of mice that haven't followed the healthiest of lifestyles.
- Paleontology
Early tetrapod likely ate on shore
The skull structure of Acanthostega, a semiaquatic creature that lived about 365 million years ago, suggests that the animal fed on shore or in the shallows, not in deep water.
- Earth
Farm salmon spread deadly lice
In the Pacific Northwest, sea lice that spread from cultivated salmon to their wild counterparts have become major parasites affecting the wild population.
- Earth
Sharks, dolphins store pollutants
Florida's top aquatic predators are rapidly accumulating high concentrations of brominated flame retardants and other persistent toxic chemicals.
