Scientific Name
Poromitra oscitans  
Poromitra oscitans小眼犀孔鯛
by: ©South African Institute of Aquatic Biodiversity (SAIAB)
Author Ebeling, 1975 Depth 0 - 5000M
Chinese 小眼犀孔鯛 Poisonous Fish No 
Family_Chinese 孔頭鯛科 Economic Fish No 
Family F267 Melamphaidae Edible Fish No  Chinese In Mainland China 小眼犀孔鯛 
Max Length 8.2 cm  Aquarium Fish No  Common Name 孔頭鯛 
Distribution in World India Ocean to Pacific Ocean   Distribution in Taiwan North East 
Habitats Deep Sea、Coastal  Holotype Locality Eastern Banda Sea, Indonesia [western Pacific], 5°28'S, 130°39'E, Dana station 3677(1), 0-5000 meters wire ou 
Reference The Live Marine Resources of the Western Central Pacific, Vol.4(FAO,1999);Fishes of Japan(Nakabo, 2002)  Ebeling, A. W. 1975 Carpenter, K. E. etc. 1999 Nakabo T. 2002 
Specimen List ASIZP0063822. ASIZP0900537.  
Common Name Yawning; Listless melamphid fish 
Redlist Status NL Not in IUCN Redlist     
Characteristic Body elongate, subcylindrical. Head large; Crest-likeridges of head with serrate margins; internarial spine present. Eyes small, shorter than snout length; eye diameter less than 1/4 suborbital width. Snout short and steep. Jaws long, extending to posterior margin of eye. Teeth minute, uniserial row in upper jaw; palate toothless. Posterior margin of preopercle serrated. One dorsal fin with III weak spines and 9 to 10 soft rays; anal fin with I weak spine and 8 soft rays; caudal fin with 3 or 4 procurrent spines preceding upper and lower lobes; pelvic fins thoracic, with I spine and 7 soft rays; pectoral fins with 13 to 14 rays. Scales thin and cycloid, usually deciduous, moderate-sized to very large, 25 to 26 in longitudinal series. No photophores or light organs. Body and head dark brown or black.
habitats Mesopelagic and bathypelagic from 800 to 1800m. Adults feed on small crustaceans. Oviparous, with planktonic eggs and larvae.  
Distribution Distributed in tropical and subtropical deeper waters of Indian and Pacific. It is found in northeastern Taiwanese waters. 
Utility No commercial value.