Environment: milieu / climate zone / rango de profundidad / distribution range
Ecología
marino; salobre asociado a arrecife; rango de profundidad 3 - 100 m (Ref. 9710). Tropical
Western Pacific: central Honshu, Japan to Taiwan and the Philippines. Also occurs in Indonesia and northwestern Australia, a new record for the northeastern Indian Ocean (Ref. 5978).
Tamaño / Peso / Age
Madurez: Lm ?  range ? - ? cm
Max length : 12.0 cm TL macho / no sexado; (Ref. 559); common length : 8.0 cm TL macho / no sexado; (Ref. 9137); peso máximo publicado: 25.00 g (Ref. 131261)
Short description
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 8; Radios blandos dorsales (total) : 9; Espinas anales: 2; Radios blandos anales: 8. Upper jaw tips of breeding pair protrude. Attains 12 cm TL.
Body shape (shape guide): short and / or deep; Cross section: compressed.
May enter semi-enclosed sea areas; forms schools over rocky bottoms (Ref. 11230). Nocturnal species (Ref. 7300). Breeding pairs are found from July to September in Japan. Mouth brooding is done by the male (Ref. 240).
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Mouthbrooders (Ref. 240). Distinct pairing during courtship and spawning (Ref. 205). Displays obligate monogamy where a one-to-one pair is established irrespective of resource abundance (Ref. 52884).
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
Pesquerías: pesquerías de subsistencia
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Preferred temperature (Referencia
123201): 22.1 - 28.9, mean 27.6 °C (based on 824 cells).
Phylogenetic diversity index (Referencia
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01230 (0.00729 - 0.02077), b=3.05 (2.91 - 3.19), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Nivel trófico (Referencia
69278): 3.5 ±0.0 se; based on diet studies.
Resiliencia (Referencia
120179): Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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Nutrients (Ref.
124155): Calcium = 113 [55, 189] mg/100g; Iron = 0.849 [0.489, 1.494] mg/100g; Protein = 18.8 [17.7, 20.0] %; Omega3 = 0.153 [0.085, 0.275] g/100g; Selenium = 36.8 [17.7, 72.9] μg/100g; VitaminA = 54.8 [14.4, 202.9] μg/100g; Zinc = 1.76 [1.16, 2.56] mg/100g (wet weight);