Hygophum taaningi
No common name
NS
G5
Collection Details
Specimens
Photos
There are no photos available for this taxon yet.
Records
Taxonomic Hierarchy
Actinopterygii (Ray-finned Fishes)
Myctophiformes (Lanternfishes)
Myctophidae (Lanternfishes)
Hygophum
Hygophum taaningi
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
Moderately slender and compressed; relatively small mouth; anal fin base distinctly longer than dorsal fin base; snout slightly acute; jaws extend slightly beyond posterior margin of orbit; maxilla broadly expanded posteriorly; posterodorsal margin of operculum angular; gill rakers number 16 to 18; dorsal fin originates over or slightly posterior to pelvic fin base with 13 or 14 rays; pectoral fin extends to about SAO with 13 or 14 rays; anal fin originates slightly anterior to end of dorsal fin base with 19 or 20 rays; Dn, Vn, and Suo present; PVO, PVO, and VO in straight line; PLO midway between lateral line and pectoral fin base; five PO present; VLO slightly closer to lateral line than to pelvic fin base; four VO present; SAO form slight obtuse angle; SAO posterior to or over VO, and SAO posterior to anal fin origin and in contact with lateral line; Pol slightly anterior to last AOa, and Pol in contact with lateral line; AOa number four to six, and AOp number four to six, with two or three over anal fin base; two Prc separate from AOp series, and Prc in contact with lateral line; males have long supracaudal luminous gland, and females have infracaudal luminous gland consisting of two or three small, elongate patches
Distribution
New York to Venezuela, including the northern Gulf of Mexico and the Caribbean Sea
northern Gulf of Mexico
Habitat Associations
subtropical waters of the Atlantic Ocean; daytime depths range from 475 to 1,000 m, and nighttime depths range from near the surface to 250 m, and between 650 and 1,250 m
Biology
Maximum known size is 50 mm SL
maturity is reached at about 40 mm SL
High-oceanic, found between 475-1000 m during the day; nyctoepipelagic at surface and down to 250 m ( maximum abundance at 100 m) (Ref. 4479).
IUCN Red List Status: Least Concern (LC), assessed 2012-07-10. Resilience: Medium (Fecundity assumed < 1000).
Phylogeny and Morphologically Similar Fishes
distinguished from the other species of the family by the combination of characters
References
Nafpaktitis et al. 1977
Hulley 1984b
Gartner et al. 1987
Hulley, P.A. (1990) Myctophidae. p. 398-467. 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.
Bowman, R.E., C.E. Stillwell, W.L. Michaels and M.D. Grosslein (2000) Food of northwest Atlantic fishes and two common species of squid. NOAA Tech. Memo. NMFS-NE 155, 138 p.
Eduardo, L.N., M.M. Mincarone, F. Lucena-Frédou, J.R. Martins, G.V.F. Afonso, B.T. Villarins, T. Frédou, A.S. Lira and A. Bertrand (2020) Length-weight relationship of twelve mesopelagic fishes from the western Tropical Atlantic. J. Appl. Ichthyol. 36:845-848. DOI: 10.1111/jai.14084
Comments On Hygophum taaningi