Eustomias filifer
No common name
NS
GNR
Collection Details
Specimens
Photos
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Records
Taxonomic Hierarchy
Actinopterygii (Ray-finned Fishes)
Stomiiformes
Stomiidae (Dragonfishes)
Eustomias
Eustomias filifer
Description
This species account was compiled from
Composite (multiple sources) (McEachran, J.D. and J.D. Fechhelm. Fishes of the Gulf of Mexico. University of Texas Press, Austin.)
and processed using AI-assisted text extraction.
It may contain errors in spelling, punctuation, or formatting.
When citing, please reference the original source rather than this page.
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Characters
Elongate and slender body; long, tapering, protrusible snout; moderate-length chin barbel with several branches; abdominal pelvic fins; body depth 9-10% SL; head length 11.1-14.3% SL; lower jaw about as long as upper jaw, not curved upward at tip; premaxilla with 9 teeth; lower jaw with 10 teeth; chin barbel 20-43% SL with slender stem, three branches, and large distal bulb; deep ventral groove from isthmus to pectoral fin base; pectoral fin with 1 long and 1 short rudimentary ray; dorsal fin with 20-25 rays; anal fin with 40-45 rays; pelvic fin with 7 rays; IP 7 or 8, PV 27 or 28, VAV 14 or 15; OV 27-29, VAL 13-15, AC 21-23; preorbital and suborbital luminous organs absent; Po present
Black; axis of barbel black; external tissue with row of black dots and strips of colorless reflecting material
Distribution
Western Atlantic from 40°N to 28°N, including the northern Gulf of Mexico and the Caribbean Sea
Northern Gulf of Mexico
Habitat Associations
Atlantic Ocean; depth range not specified
Biology
Midwater fishes
230 mm SL
Mesopelagic species (Ref. 4468).
Reproductive mode: dioecism; fertilization: external; nonguarders (open water/substratum egg scatterers); parental care: none.
IUCN Red List Status: Least Concern (LC), assessed 2018-10-11. Resilience: Medium (Preliminary K or Fecundity.).
Phylogeny and Morphologically Similar Fishes
Distinguished from other species of the family by the combination of characters described
Commercial or Environmental Importance
Fisheries: of no interest.
References
Morrow and Gibbs 1964
Gibbs 1984d
Gibbs 1986d
Sutton and Hopkins 1996
Gibbs, R.H. Jr. (1986) Melanostomiidae. p. 236-243. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin.
Gibbs, R.H. and M.A. Barnett (1990) Melanostomiidae. p. 308-337. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 1.
Sutton, T.T. and T.L. Hopkins (1996) Trophic ecology of the stomiid (Pisces: Stomiidae) fish assemblage of the eastern Gulf of Mexico: strategies, selectivity and impact of a top mesopelagic predator group. Mar. Biol. 127:179-192.
Patzner, R.A. (2008) Reproductive strategies of fish. pp. 311-350. In Rocha, M.J., A. Arukwe and B.G. Kapoor (eds). Fish reproduction: cytology, biology and ecology. Science Publisher, Inc. Oxford. 631 p.
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