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Ophidiiformes (Cusk eels) >
Bythitidae (Livebearing brotulas)
Etymology: Lucifuga: Latin, lux = light + latin, fugere = to escape, to avoid, to run away from (Ref. 45335).
More on authors: Cohen & Robins.
Environment: milieu / climate zone / Tiefenbereich / distribution range
Ökologie
seewasser; brackwasser demersal; tiefenbereich 1 - 21 m (Ref. 34024). Subtropical; 26°N - 24°N
Western Central Atlantic: Bahamas.
Size / Gewicht / Alter
Geschlechtsreife: Lm ? range ? - ? cm
Max length : 10.9 cm SL Männchen/unbestimmt; (Ref. 13498)
Rückenflossenweichstrahlen (insgesamt) : 86 - 109; Afterflossenweichstrahlen: 66 - 82; Wirbelzahl: 51 - 55. This species is distinguished from its congeners by the following combination of characters: Vertebrae 13-14+38-42=51-55, dorsal fin rays 86-109, anal fin rays 66-82, pectoral fin rays 17-20, caudal fin rays 10; head profile above eye is strongly depressed, small, developed eyes 0.7-1.8 % SL; palatine teeth present, in 1-7 short irregular rows, with 3-56 teeth total; long gill-rakers 3, dark pigmented (Ref. 57878).
Body shape (shape guide): elongated.
Inhabits dark inland caves, brackishwater sinkholes, and marine blue holes (Ref. 27158. 57878).
Life cycle and mating behavior
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven
Møller, P.R., W. Schwarzhans, T.M. Iliffe and J.G. Nielsen, 2006. Revision of the Bahamian cave-fishes of the genus Lucifuga (Ophidiiformes, Bythitidae), with description of a new species from islands on the Little Bahama Bank. Zootaxa 1223:23-46. (Ref. 57878)
IUCN Rote Liste Status (Ref. 130435: Version 2025-1)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: nicht kommerziell
Tools
Zusatzinformationen
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Estimates based on models
Preferred temperature (Ref.
123201): 26.1 - 26.9, mean 26.7 °C (based on 39 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00447 (0.00172 - 0.01163), b=3.10 (2.87 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.3 ±0.5 se; based on size and trophs of closest relatives
Widerstandsfähigkeit (Ref.
120179): sehr niedrig, Verdopplung der Population dauert mehr als 14 Jahre. (Assuming Fec < 10).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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