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Species: Ectreposebastes imus, Midwater scorpionfish

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head bones weak, translucent
eye ~1/2 width between eyes
ridge under eye: spine I tiny
pectoral 18-20
scales smooth, tiny, not in rows
LL in membranous groove
black/dark red, no dots

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Ectreposebastes imus Garman, 1899

Midwater scorpionfish

Body relatively deep, soft and flabby; head relatively large , its bone relatively weak, translucent, cavernous; no pit on top of head behind eyes; eye diameter ~1/2 width between eyes; head spines poorly developed; horizontal ridge under eye with 1st spine tiny, next 2 much larger; eye medium size, about ½ size of distance between eyes; numerous small conical teeth on jaws; teeth present on sides roof of mouth; preopercular margin with 5 spines, 2nd spine longest; a small slit behind 4th gill arch; a single dorsal fin, strongly notched at the rear of the spiny part, XII strong, venomous spines, 9-10 soft rays; anal fin III, 5-6.5; pelvics I, 5, under pectorals; pectorals large, 18-20; tail fin round; lateral line complete, a continuous groove covered by thin membraneous scales; scales smooth, tiny, not in definite rows, ~100 vertical rows above lateral line; top of head with scales; swim bladder rudimentary or absent.

Adults dark red-brown; inside mouth black, with orange and red patches. Juveniles black.

Reaches 20.5 cm.

On the bottom and in midwater.

Depth: 150-2000 m.

Scattered records throughout all 3 oceans; New York  to Suriname.


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Salinity
  • Marine
  • Marine Only
Inshore/Offshore
  • Offshore Only
  • Offshore
Water Column Position
  • Bottom + water column
  • Mid Water
  • Near Bottom
  • Bottom
Habitat
  • Water column
  • Mud
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Sand & gravel
FishBase Habitat
  • Bentho-Pelagic
Feeding Group
  • Carnivore
Diet
  • Pelagic crustacea
  • Data
Egg Type
  • No data
  • Pelagic
  • Pelagic larva
Global Endemism
  • Circumtropical ( Indian + Pacific + Atlantic Oceans)
  • Greater Caribbean non-endemic
  • All species
Regional Endemism
  • Island (s)
  • Also in Brazil
  • GC non-endemic
  • All species
  • Continent
  • Continental primarily
  • Extends N + S of GC
Residency
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
  • Temperate (>35N)
  • Tropical (10-23N, Nicaragua / Cuba)
IUCN Red List
  • Not evaluated / Listed
CITES
  • Not listed
Length Max
  • 20.5
Depth Range Min
  • 150
Depth Range Max
  • 2000