Shorefishes of the Eastern Pacific online information system

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Species: Stellifer ephelis, Swift stardrum

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head spongy
eye small
C: long point
chin: 4 pores, large knob
preopercle: 4-9 spines
A 8
LL 41-46 pores

Stellifer ephelis Chirchigno, 1974

Swift stardrum

Body oblong, moderately alto, more or less compressed; head short, deep, broad, top gently arched between eye, skull very cavernous, translucent, spongy to touch, wide between eyes; snout short (~ 21% of head length), not projecting; eyes relatively small (33-40% of top jaw); mouth long, opens at front, strongly oblique, lower jaw projecting; teeth in villiform bands, those in outer row of upper jaw enlarged; chin with 4 pores, no barbells, with strong, pointed knob at tip; snout with 8 pores; margin of preopercle with 4-9 strong spines, lowest is longest and largest, angled down; gill rakers long and slender, 28-34; dorsal rays XI-XIII + I, 20-25, deep notch between spiny and soft parts of dorsal fin; anal fin with short base II, 8, 2nd  spine thick, longer than first ray; pectorals pointed, reach ~ end of pelvics; pelvic without filamentous ray; tail long, pointed, nearly = head length; scales rough on body and head, except smooth on snout and between and under eyes; soft dorsal and anal fins covered with smooth scales; lateral line pores 41-46.

Silvery, with a gold tint, scales with dark edges; dark band along lower margin of lower lip; inside gill chamber heavily freckled; fins speckled, with gold tint, anal fin dusky.

Size: 20 cm.

Habitat: on muddy bottoms.

Depth: 1-27 m?

Occurs from the Gulf of Fonseca to northern Peru.

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  • Marine Only
  • Marine
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
  • Bottom only
  • Sand & gravel
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Soft bottom only
FishBase Habitat
  • Demersal
Feeding Group
  • No Data
  • Planktivore
  • No Data
  • Pelagic fish larvae
  • Zooplankton
  • Pelagic fish eggs
Egg Type
  • Pelagic larva
  • Pelagic
  • No data
Global Endemism
  • East Pacific endemic
  • Tropical Eastern Pacific (TEP) endemic
  • All species
Regional Endemism
  • Continent only
  • Panamic province endemic
  • Continent
  • Continental TEP endemic
  • TEP endemic
  • All species
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Depth Range Min
  • 1
Depth Range Max
  • 27
Length Max
  • 20