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Saturday, September 6, 2008 |
Saturday, September 6, 2008 |
Photo: Asian Catfish Migrates Hundreds of Miles, Rivals SalmonA new study suggests that the Southeast Asian catfish behaves like a salmon, traveling more than 600 miles (1,000 kilometers) from the ocean to the river to spawn. But conservationists warn that the species could be at risk due to a planned dam on the Mekong that might block its migration. Photograph by Zeb Hogan
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