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Species: Penetopteryx nanus, Lost pipefish, Worm pipefish

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snout v short
head & body: many fine dark bars
C (10) is only fin

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Penetopteryx nanus (Rosen, 1911)

Worm pipefish, Lost pipefish

Snout very short, thick, upturned; no dorsal, pectoral or anal fins; no pelvic fins; tail fin small, 10 rays; upper body and tail ridges confluent, not interrupted; lower body ridge ends at anus; no ridge along side of body; trunk rings 17-19, total rings 47-61; brood pouch under tail rings 12-17, semi-enclosed.

Pale brown; head and body circled with many thin brown to  red-brown bands, those on head and front of body wider.

Reaches only 3.2 cm.

Dead coral bottoms.

Depth range: 0.5-4 m.

The Bahamas and W Caribbean.


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Salinity
  • Marine
  • Marine Only
Inshore/Offshore
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
Habitat
  • Reef only
  • Rocks
  • Reef (rock/coral/oyster)
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Reef Associated
Feeding Group
  • Carnivore
  • Data
Diet
  • Data
  • Mobile benthic crustacea (shrimps/crabs)
Egg Type
  • Data
  • Live birth
  • Pelagic larva
Global Endemism
  • Greater Caribbean endemic
  • All species
  • West Atlantic Endemic
Regional Endemism
  • Island (s) only
  • GC endemic
  • Island (s)
  • All species
Residency
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
IUCN Red List
  • Listed
  • Least concern
CITES
  • Not listed
Length Max
  • 3.2
Depth Range Min
  • 0
Depth Range Max
  • 4