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Species: Calamus proridens, Littlehead Porgy

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head deep, profile v steep
cheek - yellow & blue lines
blue line under eye
D spines longer
elongate blue blotch at top gill opening
pectoral long

Calamus proridens Jordan & Gilbert, 1884

Littlehead Porgy

Body oblong, compressed and very deep at front; head deep and very steep ( upper profile 43-69 degrees); snout blunt and very steep in adults; nape strongly convex, humped in adults; rear nostril slit-like; mouth small, not reaching under front of eye; bone under front of eye overlaps rear bone of top jaw; canines at front of both jaws, 1-2 pairs enlarge on top jaw, with the 4th from the center curved outwards (in adults), molariform teeth on the sides of the jaws (3 rows above, 2 below); preopercle border smooth; dorsal fin low, XII-XIII,(spines relatively long, longest usually 13.7-16.3% SL, 12 (11-12); anal fin short, III short spines, 10 (10-11) soft rays; pectoral fin 14 (rarely 13 or 15) rays, reaches to or past origin of anal fin; cheeks and opercles scaly, but no scales on snout or between the eye and mouth; lateral line scales 52-57.

Iridescent silvery, with a dark bluish spot on each scale of back and upper sides; a diffuse blue horizontally elongate blotch at the top corner of the operculum; a blue stripe under eye; large patch of alternating blue and yellow stripes under eye; lips and corner of mouth yellow.

Size: to 46 cm.

Habitat: on reefs and adjacent sand areas.

Depth: 3-85 m.

N Carolina to the E Caribbean.

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  • Marine
  • Marine Only
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Rocks
  • Sand & gravel
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Submerged vegetation
  • Corals
  • Reef (rock/coral/oyster)
  • Reef and soft bottom
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Demersal
  • Reef Associated
Feeding Group
  • Carnivore
  • Data
  • Data
  • Mobile benthic crustacea (shrimps/crabs)
  • Mobile benthic gastropods/bivalves
  • Mobile benthic worms
  • Sea-stars/cucumbers/urchins
Egg Type
  • Data
  • Pelagic
  • Pelagic larva
Global Endemism
  • All species
  • Greater Caribbean endemic
  • West Atlantic Endemic
Regional Endemism
  • Continent
  • Continent + Island (s)
  • GC endemic
  • Island (s)
  • All species
  • Resident
Climate Zone
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
  • Temperate (>35N)
  • Tropical (10-23N, Nicaragua / Cuba)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Length Max
  • 46
Depth Range Min
  • 3
Depth Range Max
  • 85