Shorefishes of the Greater Caribbean online information system

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Species: Enneanectes atrorus, Blackedge triplefin

All Families:   All Genera:   All Species:

snout long, sloping
bones before eye smooth
D1 high
belly & pectoral base - no scales
scales above LL: 3 rows, top row small
last 3 body bars dark, last bar -front edge oblique
LL front pores 12-13

Enneanectes atrorus Rosenblatt, 1960

Blackedge triplefin

Snout long, sloping, ~eye length; front of eye and around nostrils not spiny; a short, longer than wide cirrus over eye, no cirri on nape; no teeth on sides of roof of mouth; 3 dorsal fins: III + XII + 8-9; 1st dorsal high, 1st spine usually passes 1st spine of second dorsal, normally some soft rays branched; anal soft rays 16 (16-17); pectoral 15 (15-16); pelvics I (imbedded), 2; lateral line in 2 straight, slightly overlapping sections, scales on front part pored (12-13), those on rear part notched, 19-22;  operculum with or without scales; pectoral base and belly unscaled; body scales rough; 3 rows of scales (top row small) above rear part of lateral line.

Body translucent with 5 brown to black oblique dark bars, the last 3 dark, last bar wider at top, front edge slopes back; dark spots along base of 2nd dorsal fin.

Reaches 3.3 cm.

Lives on reef-front dropoffs and patch reefs.

Depth range: 8-33 m.

The Bahamas to the S Caribbean.

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  • Marine Only
  • Marine
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
  • Bottom only
  • Reef associated (reef + edges-water column & soft bottom)
  • Reef only
  • Rocks
  • Corals
  • Reef (rock/coral/oyster)
FishBase Habitat
  • Reef Associated
Feeding Group
  • Data
  • Carnivore
  • Planktivore
  • Sessile crustacea
  • Sessile worms
  • Bony fishes
  • Zooplankton
  • Data
  • Mobile benthic crustacea (shrimps/crabs)
Egg Type
  • Data
  • Benthic
  • Pelagic larva
Global Endemism
  • All species.
  • West Atlantic Endemic
  • Greater Caribbean endemic
Regional Endemism
  • GC endemic
  • Continent
  • Insular primarily
  • All species..
  • Continent + Island (s)
  • Island (s)
  • Resident
Climate Zone
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
  • Tropical (10-23N, Nicaragua / Cuba)
IUCN Red List
  • Listed
  • Least concern
  • Not listed
Length Max
  • 3.3
Depth Range Min
  • 8
Depth Range Max
  • 33