Smallmouth buffalo
Fish
The smallmouth buffalo is one of the longest-lived fishes, capable of living more than a century. They are a catostomid fish species native to the major tributaries and surrounding waters of the Mississippi River in the United States, as well as... Wikipedia
Scientific name: Ictiobus bubalus
Mass: 45 lbs (Adult)
Conservation status: Least Concern (Population stable)
Family: Catostomidae
Class: Actinopterygii
Order: Cypriniformes
Source: Encyclopedia of Life