8,271 results
8,271 results for: Fish
- Ecosystems
Return of the Wetlands? Restoration possible for some Iraqi marshes
Field studies conducted in Iraq last year suggest that some of the region's ecologically devastated marshes could be returned to health.
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Cytoplasm affects embryonic development
The DNA in a fertilized egg's mitochondria may play a pivotal role in the organism's growth.
- Humans
Student Scientists to Watch: With diverse ideas, young talents win big in annual competition
With science projects by 40 of the nation's brightest high school students arrayed before them last week, judges had the task of weighing the merits of undertakings as diverse as the study of deep-sea volcanism and the development of a promising new antibiotic.
- Earth
Breeding Parasites Along with Fish: Do sea lice from salmon farms spread far?
Marine parasites known as sea lice spread readily from farmed salmon to passing wild fish, according to a controversial study conducted in British Columbia.
- Animals
Fish Din: Reef clamor attracts young fish settlers
When looking for a home, young fish seem to prefer a reef that's alive with the sounds of shrimp and fish rather than a quieter environment.
- Earth
Blowflies shed mercury at maturity
Blowflies that absorb mercury from fish carcasses they feed on as larvae rid themselves of much of that toxic metal when they become adults.
- Ecosystems
Mangrove Might: Nearby trees boost reef-fish numbers
Coastal mangroves give an unexpectedly important boost to reef fish.
- Ecosystems
Bird Dilemma: More seabirds killed when boats discard fewer fish
A long-term study of great skuas shows that when fishing fleets discard less fish, birds that scavenge for waste make up for the loss by increasing attacks on other seabirds.
- Physics
New supergas debuts
A cloud of ultracold potassium atoms, manipulated by means of a magnetic field, has coalesced into a new super form of matter called a fermionic condensate.
- Anthropology
Linguists in Siberia record dying tongues
Researchers trekking through remote Russian villages have identified and interviewed some of the last remaining speakers of two Turkic languages.
- Health & Medicine
Gene transfer puts good fats in mammals
Scientists have used a worm gene to genetically engineer mice whose tissues are unusually rich in the heart-healthy fats found mainly in fish.
- Animals
Jungle Genes: First bird genome is decoded
Researchers have unveiled a draft of the first bird genome to be sequenced, a vintage chicken.
