Environment: milieu / climate zone / distribuzione batimetrica / distribution range
Ecologia
marino; acqua dolce; salmastro demersale; amfidromo (Ref. 59012); distribuzione batimetrica 0 - 2 m (Ref. 11890). Tropical
Indo-Pacific
Size / Peso / Age
Maturità: Lm ?  range ? - ? cm
Max length : 17.0 cm TL maschio/sesso non determinato; (Ref. 7050)
Spine dorsali (totale) : 7; Raggi dorsali molli (totale) : 9; Spine anali: 2; Raggi anali molli: 8. Trunk rhombic, mid body below the 1st dorsal base high. Nape moderately concave, snout tip rounded. Maxillary reaching rear border of eye. A distinct black spot just in front of anal base about equal to eye diameter in width.
Body shape (shape guide): short and / or deep; Cross section: compressed.
Adults inhabit mangrove estuaries, tidal creeks and lower reaches of freshwater streams (Ref. 44894). Usually found in brackish water or freshwater of river mouths. Nocturnal (Ref. 7300), euryhaline species (Ref. 59012).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
Mouthbrooders (Ref. 240). Distinct pairing during courtship and spawning (Ref. 205).
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
Strumenti
Special reports
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Fonti Internet
Estimates based on models
Preferred temperature (Fonte Biblio.
123201): 25.4 - 29.3, mean 28.8 °C (based on 1559 cells).
Phylogenetic diversity index (Fonte Biblio.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01445 (0.00872 - 0.02396), b=3.17 (3.03 - 3.31), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Fonte Biblio.
69278): 3.6 ±0.4 se; based on diet studies.
Resilienza (Fonte Biblio.
120179): Alto, tempo minimo di raddoppiamento della popolazione meno di 15 mesi (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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