Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
marina bentopelagisk. Tropical
Western Pacific: Japan and the Philippines.
Size / Vikt / Age
Könsmognad: Lm ? range ? - ? cm
Max length : 20.0 cm SL hane/ej könsbestämd; (Ref. 559)
Short description
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 32 - 33; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 32 - 33. Head and body covered with filmy skin. Scales absent form the body. Head small; eyes large and circular. Dorsal fin opposite to anal fin. Bases of median fins long. Photopores very small projecting from skin with the peduncle. Body color brown.
Body shape (shape guide): elongated; Cross section: compressed.
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino, 1984. The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text). (Ref. 559)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 4.1 - 10.3, mean 6 °C (based on 386 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00347 (0.00163 - 0.00737), b=3.19 (3.00 - 3.38), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.4 ±0.5 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (14 of 100).
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