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The razorback sucker, thought to have disappeared from the Grand Canyon in the 1990s, has been rediscovered there by researchers, who believe conditions are right for naturally reproducing populations. (Photo courtesy the Bureau of Reclamation)

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So long, sucker? Not so fast

Endangered razorback sucker makes comeback

Researchers have found evidence that razorback suckers, once thought to have disappeared from the Grand Canyon, have moved upriver from Lake Mead and are successfully reproducing in the canyon, the Interior Department announced this week.