Eptatretus bischoffii is a common hagfish of the genus "Eptatretus". Eptatretus&colon; Greek, epta = seven + Greek, tretos = with holes. The Pacific hagfish ("Eptatretus stoutii") is a species of hagfish. A related species, the Gulf hagfish ("Eptatretus springeri"), occurs in the Gulf of Mexico. Eptatretus is a large genus of hagfish. Eptatretus minor is a bathydemersal and non-migratory hagfish of the genus "Eptatretus".