Plastic nanoparticles affect behavior and fat metabolism in fish
Nanoparticles have many useful applications, but also raise some potential health and ecological concerns.
Bio & Medicine
Feb 22, 2012
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Page 9 - News tagged with aquatic food
Switching senses: Biologists find that leeches shift the way they locate prey in adulthood
(PhysOrg.com) -- Many meat-eating animals have unique ways of hunting down a meal using their senses. To find a tasty treat, bats use echolocation, snakes rely on infrared vision, and owls take advantage of the concave feathers ...
Plants & Animals
Nov 1, 2011
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Mercury in Bay Area fish a legacy of California mining
Mercury contamination, a worldwide environmental problem, has been called "public enemy No. 1" in California's San Francisco Bay.
Environment
Jan 25, 2011
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Aquatic food web tied to land: Some fish are made out of maple leaves
A distant relative of shrimp, zooplankton are an important food source for fish and other aquatic animals. Long characterized as algae feeders, a new study published this week in the Proceedings of the National Academy of ...
Plants & Animals
Jan 21, 2011
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Antidepressants make shrimps see the light
(PhysOrg.com) -- Rising levels of antidepressants in coastal waters could change sea-life behaviour and potentially damage the food-chain, according to a new study.
Ecology
Jul 13, 2010
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Fish food fight: Fish don't eat trees after all, says new study
(PhysOrg.com) -- What constitutes fish food is a matter of debate. A high-profile study a few years ago suggested that fish get almost 50 percent of their carbon from trees and leaves, evidence for a very close link between ...
Ecology
Nov 24, 2009
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Mighty diatoms: Global climate feedback from microscopic algae
Tiny creatures at the bottom of the food chain called diatoms suck up nearly a quarter of the atmosphere's carbon dioxide, yet research by Michigan State University scientists suggests they could become less able to "sequester" ...
Ecology
Mar 17, 2009
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Climate change reduces nutritional value of algae
Micro-algae are growing faster under the influence of climate change. However, the composition of the algae is changing, as a result of which their nutritional value for other aquatic life is decreasing. And because algae ...
Ecology
Mar 11, 2009
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A Zen discovery: Unrusted iron in ocean
Iron dust, the gold of the oceans and rarest nutrient for most marine life, can be washed down by rivers or blown out to sea or - a surprising new study finds - float up from the sea floor. The discovery, published online ...
Earth Sciences
Feb 8, 2009
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