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Species: Myrophis plumbeus, Leaden worm eel

All Families:   All Genera:   All Species:

1 pore behind eye
D origin behind gill opening by > 3 X pectoral length
roof of mouth: 2-3 rows teeth

Myrophis plumbeus (Cope, 1871)

Leaden worm eel

Moderately elongate, compressed; head and trunk 37-42% TL; 1 pore behind upper ½ of eye; snout blunt, broadly depressed, overhanging, without groove on underside; eye large, over middle of top jaw; front nostril tubular, rear nostril under a flap, opening into mouth; lips without barbells; teeth small, conical, curved back; a ring of 8-10 teeth at front between top jaws which joins 22-34 teeth in 2-3 rows on central roof of mouth; top jaw with 21-30 teeth in outer row, 5-7 larger, more spaced teeth on inner row; lower jaw with several large teeth at front, outer row of 22-30 teeth, inner teeth in either a short patch of 3-4 or a row of 4-11; gill opening small; on underside;dorsal and anal confluent with tail; dorsal fin origin before midpoint between gill opening and anus, behind gill opening by >3 times pectoral length; pectoral fin well developed, broad based; dorsal and anal fins confluent with tail fin; lateral line pores visible on head and trunk only, only a few behind anus, lines of each side of head connected by 2 canals with across top of head; 26-30 vertebrae before dorsal fin, 51-57 before anus.

Color uniform pale tan, with a fine speckling of brown spots on upper body and all of tail.

Reaches 47 cm.

Lives on soft bottoms; found in brackish to freshwater of river mouths.

Depth range: 0-10 m?

The E and W Atlantic, Colombia hasta Brazil.

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  • Freshwater
  • Non Marine
  • Brackish
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Bottom only
  • Freshwater
  • Soft bottom only
  • Estuary
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Sand & gravel
  • Mud
FishBase Habitat
  • Demersal
Feeding Group
  • Data
  • Carnivore
  • Data
  • Mobile benthic crustacea (shrimps/crabs)
  • Bony fishes
Egg Type
  • Pelagic
  • Pelagic larva
  • Data
Global Endemism
  • Transatlantic (East+West Atlantic)
  • Greater Caribbean non-endemic
  • All species.
Regional Endemism
  • All species..
  • GC non-endemic
  • Continent
  • Continent only
  • Extends South of GC
  • Also in Brazil
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
IUCN Red List
  • Listed
  • Least concern
  • Not listed
Length Max
  • 47
Depth Range Min
  • 0
Depth Range Max
  • 10