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Species: Diplodus holbrookii, Spottail Pinfish

All Families:   All Genera:   All Species:

continental
longest D spine 40% head length
tail base: dark blotch extends well below LL
LL 50-61

Diplodus holbrookii (Bean, 1878)

Spottail pinfish

Body deep, oval, compressed; head small, deep, snout pointed; mouth small, opens at front, barely reaches to below front edge of eye; bone under front of eye overlaps rear bone of top jaw; both jaws with 6 strongly flattened, broad incisors at front, 3 rows of molar like teeth at sides; preopercle border smooth; 18-21 gill rakers; dorsal fin low, XII, 13-16, longest spine 40% of head length, 1st spine not pointing forwards; anal fin short, III short spines, 13-15 rays; pectoral long, much longer than pelvic; cheeks and opercles scaly, but no scales on snout or between the eye and mouth; 50-61 scales on lateral line.

Back steel blue, sides silvery; young with dark bars; a large black blotch larger than eye on upper part of tail base, which extends below lateral line, nearly to lower edge of tail base; opercular membrane blackish.

Reaches 46 cm.

Shallow coastal waters, especially over vegetated bottoms; rarely in brackish water.

Depth range: 0-33 m.

Chesapeake Bay to the Gulf of Mexico.


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Salinity
  • Marine
  • Brackish
Inshore/Offshore
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
Habitat
  • Reef (rock/coral/oyster)
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Reef and soft bottom
  • Sand & gravel
  • Estuary
  • Submerged vegetation
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Demersal
Feeding Group
  • Data
  • Omnivore
  • Planktivore
  • Ectoparasite cleaner
Diet
  • Benthic macroalgae/seagrasses
  • Zooplankton
  • Mobile benthic crustacea (shrimps/crabs)
  • Ectoparasites
  • Bony fishes
  • Sponges/seasquirts/bryozoa
  • Mobile benthic gastropods/bivalves
  • Benthic microalgae
Egg Type
  • Data
  • Pelagic
  • Pelagic larva
Global Endemism
  • West Atlantic Endemic
  • Greater Caribbean non-endemic
Regional Endemism
  • Extends North of GC
  • GC non-endemic
  • Continent
  • Continent only
Residency
  • Resident
Climate Zone
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
  • Temperate (>35N)
IUCN Red List
  • Listed
  • Least concern
CITES
  • Not listed
Length Max
  • 46
Depth Range Min
  • 0
Depth Range Max
  • 33