Ecosystems

  1. Ecosystems

    Streamers could save birds from hooks

    A test on active longline fishing boats finds that an inexpensive array of streamers can reduce accidental deaths of seabirds by more than 90 percent.

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  2. Ecosystems

    Wanted: Reef Cleaners

    Nearly 18 years after a near total die-off of algae-grazing urchins in the Caribbean, those herbivores are poised for a comeback—which could help save area corals.

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  3. Ecosystems

    Marine plankton put nitrogen in a fix

    New genetic analyses of tropical marine microorganisms hint that some species are converting significant amounts of atmospheric nitrogen into nutrients, helping to fortify the base of the ocean's food pyramid.

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  4. Ecosystems

    Fish stocking may transmit toad disease

    Hatchery-raised trout can transfer a deadly fungus to western toads, bolstering the view that fish stocking may play a role in amphibian population declines.

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  5. Ecosystems

    Parrot survey finds poaching but also hope

    The largest review yet of wild parrot nesting finds poaching worrisomely frequent but also sees cause for hope in the efects of a U.S. protection law.

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  6. Ecosystems

    Hurricanes’ full havoc yet to be felt

    When Hurricanes Dennis, Floyd, and Irene pummelled North Carolina in the fall of 1999, they delivered a three-punch sequence that may, for years to come, disrupt fishing in the Atlantic Ocean.

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  7. Ecosystems

    Underwater Refuge

    Efforts are under way to greatly expand coastal no-fishing zones.

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  8. 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.

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