Hard-palate catfish

The hard-palate catfish (Brustiarius solidus), also known as the hard-plate catfish, is a species of sea catfish in the family Ariidae. It was described by Albert William Herre in 1935, originally under the genus Arius. It is a tropical freshwater fish which is found in Indonesia and Papua New Guinea. It reaches a maximum standard length of 60 cm, with both sexes more commonly reaching an SL of 35 cm. It reaches a maximum weight of 1.8 kg.

The hard-palate catfish feeds on shrimp in the genus Macrobrachium, algae in the genus Salvinia, insects and nymphs, Ophieleotris aporos, leeches, earthworms, and detritus. Adults spawn year-round, laying eggs in quantities ranging from 8-85, which are incubated orally.