Shorefishes of the Greater Caribbean online information system

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Species: Physiculus fulvus, Hakeling, Metallic Codling

All Families:   All Genera:   All Species:

snout rounded
+ chin barbel
tongue & roof mouth: no pigment patches
pectoral 21-26
moderate sized black pit on belly before anus



Physiculus fulvus Bean, 1884

Metallic Codling, Hakeling

Body tapering to a very narrow tail base; no V shaped ridge on top of head; snout bluntly rounded, not projecting; eye large, ~1/4-1/3 of head length; chin with a barbell; no black pigment patches on tongue or roof of mouth; mouth moderately oblique, opens at front, extends back past eye; teeth in narrow bands; few or no teeth on front of roof of mouth; gill openings wide, extending above pectoral fins; gill rakers moderately long and slender, 2-3 + 8-11; fins without spines; 2 dorsal fins, 1st short based and triangular, second long based, 57-61; 1 long based anal fin that is not indented, 58-68; pectorals 21-26; pelvic fins before base of pectoral, outer 2 rays filamentous, bases well separated; tail fin separate from dorsal and anal fins, small, rounded, symmetrical; scales round, overlapping, not set at right angles, lateral line complete; longitudinal scales <90; a light organ visible as a moderate sized black pit on belly midway between anus and pelvic fin base.

Pinkish tan, abdomen bluish purple; head belly and sides with silver tint; outer edges of dorsal, tail and anal fins black; lips and chin black.

Reaches 15 cm.

On and above the bottom of the continental slope.

Depth range: 69-800 m.

Cape Cod to the Amazon.

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  • Marine
  • Marine Only
  • Offshore
  • Offshore Only
Water Column Position
  • Bottom
  • Bottom + water column
  • Near Bottom
  • Rocks
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Water column
  • Mud
  • Reef (rock/coral/oyster)
  • Reef and soft bottom
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Bathydemersal
Feeding Group
  • Carnivore
  • Data
  • Planktivore
  • Data
  • Zooplankton
  • Bony fishes
  • Mobile benthic crustacea (shrimps/crabs)
  • Octopus/squid/cuttlefish
Egg Type
  • Data
  • Pelagic
  • Pelagic larva
Global Endemism
  • All species
  • Greater Caribbean non-endemic
  • West Atlantic Endemic
Regional Endemism
  • Also in Brazil
  • Continent
  • Continent + Island (s)
  • Continental primarily
  • Extends N + S of GC
  • Extends North of GC
  • Extends South of GC
  • GC non-endemic
  • Island (s)
  • All species
  • 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
  • Least concern
  • Listed
  • Not listed
Length Max
  • 15
Depth Range Min
  • 69
Depth Range Max
  • 800