Gary Bell/ Oceanwide / Strap-weed Filefish (Pseudomonacanthus macrurus), Anilao, Philippines

Gary Bell/ Oceanwide / Strap-weed Filefish (Pseudomonacanthus macrurus), Anilao, Philippines

Georgette Douwma / Smallspotted leatherjacket (Pseudomonacanthus macrurus) Lembeh, Sulawesi, Indonesia.

Birgitte Wilms / Strap-weed Filefish (Pseudomonacanthus macrurus), Papua New Guinea

Fred Bavendam / Strap-weed Filefish (Pseudomonacanthus macrurus) amid anemone tentacles, Lembeh Strait, Indonesia

GEORGETTE DOUWMA / Strapweed filefish (Pseudomonacanthus macrurus) on seabed, Bali, Indonesia

GEORGETTE DOUWMA / Filefish (Pseudomonacanthus macrurus) on seabed, Bali, Indonesia

Chris Newbert / Filefish (Pseudomonacanthus sp) juvenile 30 feet deep, Papua New Guinea

Chris Newbert / Filefish (Pseudomonacanthus sp) 50 feet deep, Papua New Guinea

Chris Newbert / Filefish (Pseudomonacanthus sp) 100 feet deep, Papua New Guinea

Chris Newbert / Filefish (Pseudomonacanthus sp) pair, 100 feet deep, Papua New Guinea

David Hall / Juvenile Filefish {Pseudomonacanthus macrurus} in Featherstar, Papua New Guinea

Juergen Freund / Filefish {Pseudomonacanthus macrurus} Papua New Guinea