Environment: milieu / climate zone / rango de profundidad / distribution range
Ecología
marino demersal. Temperate
Northwest Pacific: known only from Hachijojima, Japan.
Tamaño / Peso / Age
Madurez: Lm ?  range ? - ? cm
Max length : 5.0 cm TL macho / no sexado; (Ref. 559)
Espinas dorsales (total) : 12; Radios blandos dorsales (total) : 9; Espinas anales: 2; Radios blandos anales: 7; Vértebra: 26. Body compressed and somewhat sparsely covered with rather soft prickles. Preoperculum with 5 spines; uppermost longest with a cutting end; lowest rudimentary and embedded (Ref. 559). Snout in lateral profile concave. Streaks on body few, if any (Ref. 39602).
Body shape (shape guide): elongated; Cross section: compressed.
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
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
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Phylogenetic diversity index (Referencia
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00537 (0.00215 - 0.01342), b=3.14 (2.92 - 3.36), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nivel trófico (Referencia
69278): 3.2 ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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