Ectreposebastes imus Garman, 1899
Midwater scorpionfish
Ectreposebastes imus
photo by Bañón Díaz, R.

 Family:  Setarchidae (Deep-sea bristly scorpionfishes)
 Max. size:  18 cm SL (male/unsexed)
 Environment:  bathypelagic; depth range 150 - 2000 m
 Distribution:  Atlantic, Indian and Pacific: in tropical and temperate waters. Eastern Atlantic: tropical western Africa. Western Atlantic: Canada (Ref. 5951) to Gulf of Mexico to Suriname.
 Diagnosis:  Dorsal spines (total): 11-12; Dorsal soft rays (total): 9-11; Anal spines: 3-3; Anal soft rays: 5-7. Swim bladder lacking or rudimentary; bones poorly ossified; spine weak and usually broken during capture; scales thin and deciduous, and white body musculature soft and flabby (Ref. 11015). Lateral line more or less a continuous trough covered by thin membranous scales, usually lost during capture (Ref. 10482). Body is black in small specimens; maroon and black in adults (Ref. 11015). Buccal cavity black with patches of bright orange and red in life; pharyngeal teeth red or orange (Ref. 11015).
 Biology:  Among all scorpionfishes, it is structurally best adapted for mid-water existence (Ref. 11015). Benthopelagic (Ref. 58302). Feeds mainly on crustaceans, amphipods and sergestid shrimps (Ref. 28023). Anterolateral glandular grooves with venom gland at least in anal-fin spines (Ref. 57406).
 IUCN Red List Status:   (Ref. 96402)
 Threat to humans:  venomous
 Country info:   
 

 Entered by: Luna, Susan M. - 18.02.92
 Modified by: Ortañez, Auda Kareen - 16.01.08
 Checked by: Froese, Rainer - 23.03.94

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