The Mekong giant catfish is a large freshwater fish species are grey to white in color and lacking stripes , no scales, and lived in the Mekong River between China, Laos, Myanmar, and Thailand. Food for Mekong giant catfish in nature is the various types of plants, such as moss. The Mekong giant catfish can grow up to 3 meters. (98 feet) and heavy 150-200 kilograms ( 330-440 pounds) within 5 years.