The toothless catfish, Anodontiglanis dahli, is a species of catfish (order Siluriformes) of the family Plotosidae. This fish originates from northern Australia, including Fitzroy, Daly, East Alligator, Roper, Mitchell, and Archer Rivers, in lentic and lotic freshwater habitats. It grows up to about 40.0 centimetres (15.7 in) TL.