你知道有种淡水鱼类所发出的电力是标准美国插座的五倍吗?鱼类生物学家赞伯霍根前往巴西的亚马逊抓电鳗,赞伯想知道电鳗电击的强度是不是跟它们的大小成正比,为此他必须请亚马逊渔夫,帮忙追踪捕捉这种神出鬼没的鱼类。Biologist Zeb Hogan is in search of some of the largest fish on earth. Using many methods of fishing to catch the giant fish he is in search of and Often finds himself in exotic environments.