The Mekong River is no stranger to some American guys who spent time there under not ideal circumstances. But it is and always has been an important river in this world. Here, in this great Nature series, we find ourselves involved with a man who is trying to preserve this gigantic fish and we get a look at his progress. This fish is amazing – huge – up to 600 pounds huge (250Kg). Here is a bit on the man, his children’s book on this amazing catfish and a study of human inroads into Nature and what we try to do to lessen the strain..