Photonectes braueri
No common name
Collection Details
Specimens
Photos
There are no photos available for this taxon yet.
Records
Taxonomic Hierarchy
Actinopterygii (Ray-finned Fishes)
Stomiiformes
Stomiidae (Dragonfishes)
Photonectes
Photonectes braueri
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; short, blunt, nonprotrusible snout; short chin barbel with terminal bulb and minute terminal appendage; abdominal pelvic fins; body depth 10.8-12.5% SL; head length 11.9-15.4% SL; lower jaw longer than upper jaw, curved upward at tip; premaxilla with 10 long teeth; lower jaw with 34 or 35 teeth in series of 4 increasing in size posteriorly; chin barbel about one-half head length in small specimens, 20% in large specimens; barbel with short stem and relatively large, pear-shaped bulb bearing small ovoid terminal appendage; pectoral fin with 2 rays; dorsal and anal fin bases about equal in length, fin rays not covered with thick skin; dorsal fin with 15-18 rays, anal fin with 17-21 rays, pelvic fin with 7 rays; IP number 10 or 11, PV number 21 to 23, VAV number 14 or 15, OV number 20 to 23, VAL number 12 to 14, AC number 10 to 12; preorbital and suborbital luminous organs absent; Po longer than eye diameter; head and body covered with small light organs.
Color is black; barbel stem is black, and bulb is unpigmented.
Distribution
In the western Atlantic between 23°N and 32°N, in the Gulf of Mexico and waters off Bermuda.
Single confirmed record from the Gulf of Mexico.
Habitat Associations
Subtropical to warm temperate waters of the Atlantic and Indian Oceans; depth range not specified.
Biology
Maximum known size is 280 mm SL.
Mesopelagic species (Ref. 4468, 75154).
Reproductive mode: dioecism; fertilization: external; nonguarders (open water/substratum egg scatterers); parental care: none.
IUCN Red List Status: Least Concern (LC), assessed 2013-05-20. Resilience: Medium (Preliminary K or Fecundity.).
Phylogeny and Morphologically Similar Fishes
Distinguished from other species of the family by the combination of characters described.
References
Morrow and Gibbs 1964
Murdy et al. 1983
Gibbs 1984d
Gibbs 1986d
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.
McEachran, J.D. and J.D. Fechhelm (1998) Fishes of the Gulf of Mexico. Volume 1: Myxiniformes to Gasterosteiformes. University of Texas Press, Austin. 1112p.
Bogutskaya, N.G. (2007) Preliminary assignment of coordinates to type localities in the Catalog of Fishes. Unpublished dbf file.
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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