Shorefishes of the Greater Caribbean online information system

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Species: Mugil incilis, Parassi Mullet, Trench Mullet

All Families:   All Genera:   All Species:

D1 origin nearer snout than C
outer row teeth: wide-spaced, recurved, 1 point
pectoral not reaching D1
A: III, 9
scales: 42-47 lateral, 20-23 around tail base
D2 & A: entirely scaled

Mugil incilis Hancock, 1830

Trench Mullet, Parassi Mullet

Top of head flat; fatty (adipose) tissue covering most of eye; mouth small, opens at front; lips thin, lower lip with a prominent central knob; teeth very small, not or just visible as a fine fringe; upper jaw with outer row of recurved, spaced apart, single-pointed teeth, inner row of small teeth may be just behind outer row; lower jaw with single row of smaller, fine teeth; two short, widely spaced dorsal fins, IV (origin nearer to snout tip than to tail fin base)+ l, 8, origin of first dorsal slightly nearer snout than tail fin base; anal fin III, 9, (II, i9 in small juveniles); pectorals high on body, 1st ray hard, i, 15-16, usually not quite reaching level of origin of first dorsal fin; scales relatively small, lateral series from top of pectoral base to caudal fin base 45 (42-47), 13-15 in transverse series, 20-23 around base of tail; second dorsal and anal well scaled over entire fin; no lateral line.

Bluish grey to olivaceous above; flanks silvery; dorsal and tail fins dusky, outer part of dorsal darker; pelvic and anal pale; pectoral with dark spot at origin.

Size: grows to 40 cm.

Habitat: inshore marine waters, estuaries, enter freshwater.

Depth: 0-25 m.

The southern Caribben to Brazil.

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  • Brackish
  • Freshwater
  • Marine
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Bottom + water column
  • Mid Water
  • Near Bottom
  • Near Surface
  • Surface
  • Sand & gravel
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Soft bottom only
  • Submerged vegetation
  • Water column
  • Beach
  • Estuary
  • Freshwater
  • Mangrove
  • Mud
FishBase Habitat
  • Bentho-Pelagic
Feeding Group
  • Data
  • Detritivore
  • Data
  • Detritus
Egg Type
  • Data
  • Pelagic
  • Pelagic larva
Global Endemism
  • All species
  • Greater Caribbean non-endemic
  • West Atlantic Endemic
Regional Endemism
  • Also in Brazil
  • Continent
  • Continent only
  • Extends South of GC
  • GC non-endemic
  • All species
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Length Max
  • 40
Depth Range Min
  • 0
Depth Range Max
  • 25