Want to kill invasive trout? Smother them with their dead.

Invasive lake trout arrived in Yellowstone National Park 25 years ago, quickly creating mayhem as they devoured native cutthroat trout and drove the system to the brink of ecological collapse.

In the war on Yellowstone National Park’s exotic lake trout, researchers are trying everything from nets to electrocution to suffocating eggs with dead fish.

LINK (via: National Geographic)

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