By Mark Jarosz The Andean catfish lives in rivers and streams so mostly fresh water. They found a lot of Andean catfish in Ecuador. They eat Fish, frogs, snails, algae. They mostly eat what they can get so like small fish and algae and there things The Andean catfish is hunted by people ,fish, and lost of there land Well I cant find any Diseases for the Andean catfish Well it affects the environment because it has to do with the migration of some animals. Because when the andean catfish go to migrate some there fish migrate with them What is being done to protect this organism well it is being under protect watch by the U.S the number of this organism will go up if we stop taking there land and start killing some of the brides that are killing them How did they become endangered or extinct? They become endangered or extinct because of Pollution, fishing and habitat loss