Notarius biffi
Notarius biffi is a species of catfish in the family Ariidae. It was described by Ricardo Betancur-Rodríguez and Arturo Acero Pizarro in 2004. It inhabits marine and brackish waters in El Salvador, Honduras, Costa Rica, and Nicaragua, at a depth range of. It reaches a maximum standard length of. The IUCN redlist currently lists the species as Least Concern.