Shorefishes of the Eastern Pacific online information system

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Species: Dactylagnus parvus, Dwarf sand-stargazer, Panamic stargazer

All Families:   All Genera:   All Species:

D continuous
back: 8-9 dark saddles
D IX,26
pectoral 13
A 31
LL 46

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Dactylagnus parvus Dawson, 1976

Panamic stargazer, Dwarf sand-stargazer

Body compressed, tapering to tail; head large, deep, bluntly rounded at front, lower jaw not pointed; both lips with skin flaps, 12-21 on top lip; eyes not stalked; tubular nostrils; top corner of operculum with fringe of 8-17 slender flaps; dorsal fin continuous, without a finlet or free spines at front, origin before anal origin, IX (VIII-XI), 26 (25-29); anal II, 29-34; pectoral broad-based, long, 12-14 (usually 13) rays; tail fin with 10 branched rays; tail base without notch underneath; lateral line continuous, bends down under 6th-8th  dorsal spine; scales smooth, 2-3 rows between apex of lateral line arch and dorsal fin; head and belly scaleless; lateral line scales 46 (43-49), 28-33 on straight part.

Body light tan with brown markings; a large blotch between eyes and several smaller blotches behind; 8-9 bars across upper back; little or no pigment in mouth; dorsal fin irregularly streaked; tail fin with 2-3 faint bars; pectoral with 3 broken bars.

Size: 5.8 cm.

Habitat: estuaries and shallow sandy areas.

Depth: 0-6 m.

Southern Baja and the SE shore of the Gulf of California to Panama.


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Salinity
  • Marine Only
  • Marine
Inshore/Offshore
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
  • Bottom only
Habitat
  • Sand & gravel
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Soft bottom only
FishBase Habitat
  • Demersal
Feeding Group
  • No Data
  • Carnivore
Diet
  • Mobile benthic crustacea (shrimps/crabs)
  • Mobile benthic worms
  • Bony fishes
  • No Data
  • Mobile benthic gastropods/bivalves
Egg Type
  • No data
  • Pelagic larva
  • Benthic
Global Endemism
  • East Pacific endemic
  • Tropical Eastern Pacific (TEP) endemic
  • All species
Regional Endemism
  • Continent only
  • All species
  • TEP endemic
  • 3 provinces (Cortez + Mexican + Panamic) endemic
  • Continent
  • Continental TEP endemic
Residency
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
  • Northern Subtropical (Cortez Province + Sinaloan Gap)
  • Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)
IUCN Red List
  • Least concern
  • Listed
CITES
  • Not listed
Length Max
  • 5.8
Depth Range Min
  • 0
Depth Range Max
  • 6