File:646PoundCatfish.jpg

Two Thai fishermen with the 646-pound giant catfish they caught from the Mekong River in Chiang Khong district, Chiang Rai province, Thailand, May, 2005.

[AP Photo/World Wildlife Fund-National Geographic, Suthep Kritsanavarin, File], Copyright © 2007 The Associated Press. All rights reserved. Copyright © 2007 Yahoo All rights reserved.