Caught by American Jeff Corwin on the Mae Klong river 2009 . Several fishermen spent nearly two hours reeling in the massive ray . Guinness Book of World Records lists Mekong giant catfish , weighing up to 660lbs , as 'world 's largest freshwater fish '
Caught by American Jeff Corwin on the Mae Klong river earlier this week . Several fishermen spent nearly two hours reeling in the massive ray . Guinness Book of World Records lists Mekong giant catfish , weighing up to 660lbs , as 'world 's largest freshwater fish '