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Species: Eucinostomus gula, Silver Jenny

All Families:   All Genera:   All Species:

body depth 38-42% SL
back: 7 saddles, joining 9 flank blotches
D last spine 7.2-9.9% SL
8 lower gill rakers
A III, base 15.6-18% SL
scaleless pit before eyes crossed at front by row of scales

Eucinostomus gula (Quoy & Gaimard, 1824)

Silver Jenny

Body oval, fusiform, compressed, depth 38.1-42.2% of SL; the lower profile of the head distinctively concave; the mouth is highly extensible, pointing downward when protruded; jaws appear toothless but have tiny, brush-like teeth; lower border of preopercle smooth; bone under front of eye with smooth border; 7-8 lower gill rakers; dorsal fin IX, 10, 2nd spine </= distance between tip of snout and rear of eye, last spine short (5.8-7.1% of SL), its base 15.6-18% SL; pectoral not reaching to anal fin origin; anal rays III, 8, spines weak, 2nd spine longest; tail fin deeply forked; scales large, conspicuous and finely rough, covering most of head and body; dorsal and anal fins fold into a high scaly sheath along their bases; pectorals without scales; scales extend before front of eye on top of snout around scaleless groove that is crossed by a row scales at front.

Silvery, with bluish reflections above, body with 9 dark spots along mid-side that join with 7 oblique bars on upper back; outer part of spiny dorsal lightly dusky.

Grows to 22.7 cm.

Primarily on vegetated bottoms, but on adjacent sand bottoms; estuarine but not into freshwaters; in hypersaline areas.

Depth: 0-71 m.

Cape Hatteras to Argentina.


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Salinity
  • Marine
  • Brackish
Inshore/Offshore
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
Habitat
  • Submerged vegetation
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Soft bottom only
  • Estuary
  • Sand & gravel
  • Beach
FishBase Habitat
  • Demersal
Feeding Group
  • Data
  • Carnivore
Diet
  • Mobile benthic worms
  • Mobile benthic crustacea (shrimps/crabs)
  • Mobile benthic gastropods/bivalves
Egg Type
  • Pelagic
  • Pelagic larva
  • No data
Global Endemism
  • Greater Caribbean non-endemic
  • West Atlantic Endemic
Regional Endemism
  • Extends South of GC
  • Also in Brazil
  • Extends N + S of GC
  • Continent + Island (s)
  • Continent
  • Island (s)
  • Extends North of GC
  • GC non-endemic
Residency
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
  • Tropical (10-23N, Nicaragua / Cuba)
  • Temperate (>35N)
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
IUCN Red List
  • Not evaluated / Listed
CITES
  • Not listed
Length Max
  • 22.7
Depth Range Min
  • 0
Depth Range Max
  • 71