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Stomiiformes (Lightfishes and dragonfishes) >
Phosichthyidae (Lightfishes)
Etymology: Pollichthys: Because of Dr. Max Poll, ichthyologist (Ref. 45335).
Eponymy: Dr Max Fernand Leon Poll (1908–1991) was a Belgian ichthyologist, and ‘connoisseur of the fish fauna’. [...] Günther Edmund Maul (1909–1997) was a German ichthyologist and taxidermist who lived and worked most of his life in Madeira. [...] (Ref. 128868), visit book page.
More on author: Poll.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser bathypelagisch; ozeanodrom (Ref. 51243); tiefenbereich 100 - 600 m (Ref. 3988), usually 300 - 600 m (Ref. 47377). Deep-water; 60°N - 34°S, 98°W - 144°E
Eastern Atlantic: as far north as 60°N, 20°W (Ref. 4778); Canary Islands (Ref. 4470) to off west African coast (Ref. 3988). Western Atlantic: Gulf of Mexico (Ref. 27768). Elsewhere, North Atlantic (60°-30°) and western Pacific.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 6.0 cm SL Männchen/unbestimmt; (Ref. 3988)
Rückenflossenstacheln (insgesamt) : 0; Rückenflossenweichstrahlen (insgesamt) : 10 - 12; Afterflossenstacheln: 0; Afterflossenweichstrahlen: 22 - 30. Dark dorsum, flanks silver (Ref. 3988). Slender body, longer anal fin and tail set (Ref. 37473).
Body shape (shape guide): elongated.
An oceanic and mesopelagic species, adults and juveniles usually found at 200-500 m by day and the majority of them migrate into upper 100-200 m at night. Feeds mainly on small crustaceans. Dioecious with peak spawning during summer. Adult photophore complement attained at about 25-27 mm SL (Ref. 4778).
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
Quéro, J.-C., J.C. Njock and M.M. de la Hoz, 1990. Photichthyidae. p. 343-348. 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. (Ref. 4470)
IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: bycatch
Tools
Zusatzinformationen
Download XML
Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (Ref. 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00316 (0.00132 - 0.00759), b=3.18 (2.97 - 3.39), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophische Ebene (Ref. 69278) |
3.7 ±0.58 se; based on food items. |
Widerstandsfähigkeit (Ref. 120179) |
hoch, Verdopplung der Population dauert weniger als 15 Monate. (Preliminary K or Fecundity.). |
Anfälligkeit der Fischerei (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |
Preiskategorie (Ref. 80766) |
Unknown.
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