eliminate

In 2004, Phillip Island launched a campaign to eliminate foxes after nine of its 10 little-penguin colonies had vanished; alongside habitat restoration, the surviving colony grew from 12,000 to 40,000 birds

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In 2004, Phillip Island launched a campaign to eliminate foxes after nine of its 10 little-penguin colonies had vanished; alongside habitat restoration, the surviving colony grew from 12,000 to 40,000 birds

Phillip Island’s little penguins once faced a crisis that threatened to erase much of their presence from the island. By the 1980s, nine of its 10 penguin colonies had disappeared, while the final colony on the Summerland Peninsula was also under pressure from introduced predators, habitat loss and human activity. According to Phillip Island Nature … Read more

Alaska used rotenone to eliminate invasive pike from an entire lake; the pike vanished, and 6,836 Arctic char were later stocked to rebuild the native fishery

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Alaska used rotenone to eliminate invasive pike from an entire lake; the pike vanished, and 6,836 Arctic char were later stocked to rebuild the native fishery

In a remote corner of Southcentral Alaska, state biologists carried out a dramatic restoration: they treated an entire lake with rotenone, a plant-derived piscicide, to wipe out an invasive population of northern pike. After the treatment, post-surveys confirmed the pike were gone. The next step was rebuilding what had been lost. In June 2013, the … Read more