Sue Daly / Demon stinger / Bearded ghoul fish (Inimicus didactylus) on seabed, Lembeh Straits, Sulawesi, Indonesia

Fred Bavendam / Demon Stinger (Inimicus caledonicus) caught in derelict fishing net, an example of ghost fishing, Lembeh Strait, Indonesia

Juergen Freund / Bearded ghoul fish / Demon stinger displays pectoral fins when threatened {Inimicus didactylus} Indo-Pacific