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Species: Choranthias tenuis, Threadnose bass

All Families:   All Genera:   All Species:

nostrils separated, rear - long filament
body depth 26-32% SL
head no stripes, iris yellow, C red tips
A 8
pelvics < 33% SL
LL interrupted 51-57

Choranthias tenuis (Nichols, 1920)

Threadnose bass

Body elongate (depth at dorsal fin origin 26-32% SL), compressed; head short (28-32% of SL), compressed; eye large; front nostril with a filament; front and rear nostrils well separated; mouth strongly oblique, without accessory bone above top jaw bone, rear of top jaw exposed when mouth closed; canine teeth at front of mouth; teeth on center and sides of roof of mouth, central tooth patch triangular or V shaped; tongue without teeth; preopercle margin serrated above and below; 35-37 (34-39) gill rakers; dorsal fin X, 14-15 spines with short filaments; anal fin with III spines, 8 rays; tail fin long, forked, pointed tips (top lobe 29-46% of SL); pelvics inserted under base of pectoral fin, short (21-32% of SL); scales small, rough, 51-57 on lateral line; all of head scaled; lateral line interrupted under soft dorsal fin.

Body reddish orange above, yellowish below; head red above pale below; iris yellow; membranes of dorsal and anal fin with columns of elongate green spots; tips of tail fin blood red; pectorals and pelvics pale.

Reaches 12.5 cm.

Rocky and coral bottoms at 55-915 m, usually < 150 m.

Bermuda to E Venezuela.

Note: Previously in the genus Anthias.


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Salinity
  • Marine
  • Marine Only
Inshore/Offshore
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
Habitat
  • Reef only
  • Rocks
  • Corals
  • Reef associated (reef + edges-water column & soft bottom)
  • Reef (rock/coral/oyster)
FishBase Habitat
  • Reef Associated
Feeding Group
  • No Data
  • Planktivore
Diet
  • Zooplankton
Egg Type
  • Pelagic
  • Pelagic larva
  • Data
Global Endemism
  • West Atlantic Endemic
  • Greater Caribbean endemic
Regional Endemism
  • Continent only
  • Extends North of GC
  • Continent
  • GC endemic
Residency
  • Resident
Climate Zone
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
  • Tropical (10-23N, Nicaragua / Cuba)
  • Equatorial (0-10N, Costa Rica / Venezuela)
IUCN Red List
  • Not evaluated / Listed
CITES
  • Not listed
Length Max
  • 12.5
Depth Range Min
  • 55
Depth Range Max
  • 915