As of September 2016, the International Union for Conservation of Nature (IUCN) lists 9131 least concern fish species.
This is a complete list of least concern fish species and subspecies evaluated by the IUCN.
Chondrichthyes includes sharks, rays, skates, and sawfish.
There are 313 species and two subpopulations of cartilaginous fish assessed as least concern.
There are 8759 species, 34 subspecies, and one subpopulation of ray-finned fish assessed as least concern.
Species Subspecies Cypriniformes includes carps, minnows, loaches and relatives.
Trout-perch and its allies There are 707 catfish species assessed as least concern.
There are 102 species and one subspecies in the order Syngnathiformes assessed as least concern.