8,313 results
8,313 results for: Fish
- Paleontology
King of the ancient seas
Paleontologists discover fossilized skeleton of bus-sized marine reptile that had teeth with serrated edges.
- Ecosystems
Eels on the move
Study tracks European eels for the first 1,300 kilometers of their migration.
- Paleontology
Fish death, mammal extinction and tiny dino footprints
Paleontologists in Bristol, England, at the annual meeting of the Society of Vertebrate Paleontology report on fish fossils in Wyoming, the loss of Australia’s megafauna and the smallest dinosaur tracks.
- Space
Europa’s proposed ocean could be rich in oxygen
A proposed ocean on Jupiter’s moon Europa may receive about 100 times more oxygen than previously estimated.
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19264
Get real. When you were 4 years old, you understood it better. It goes like this: You dump the inkwell (toxic discharge from industry and sewage systems) into the goldfish bowl (ocean) and the fish all turn belly up and the bowl is without fish. The moneyed polluting industries, of course, would rather not get […]
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19292
I thought that the X and Y chromosomes determined gender in animals, but I see no mention of them in your article. Does this mean that on a genetic basis, males and females in these organisms are identical? Neil H. MurphyWalnut Creek, Calif. In a sense, yes, says Philip Hastings of the Scripps Oceanographic Institute […]
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19299
This article could leave the impression that the evolutionary significant unit (ESU) is the de facto concept employed for all listing decisions under the Endangered Species Act. In fact, the ESU has not been used in the vast majority of recent listing decisions under the act. Nor should it be. The act allows the National […]
- Earth
Snowpack chemistry can deplete ozone
Pollutants trapped in Arctic snow can be reactivated by sunlight when the sun returns to high latitudes in the spring, leading to ozone depletion in the snowpack and at low altitudes.
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Film solves mystery of sleepwalking coral
For the first time, bewildered researchers realized that a bootlace-size eunicid worm can move chunks of coral around, perhaps explaining how some coral reefs get started.
- Chemistry
For a better smile, have some wasabi
Chemicals in the Japanese condiment wasabi could help prevent tooth decay.
- Earth
Plastic debris picks up ocean toxics
Some plastics can accumulate toxic pollutants from water, increasing the risk that they might poison wildlife mistaking these plastics for food.
- Ecosystems
Fish Epidemic Traces to Novel Germ
A new mycobacterium, related to the one causing tuberculosis, is responsible for a mysterious epidemic sickening some of the Chesapeake Bay's most prized fish.
