Taxonomic Remarks
Junior synonym Apogonichthys zuluensis Fowler, 1934 of this species is considered a synonym of Foa madagascariensis (by Fraser et al. in review) (Ref. 93673) or Foa fo (T. Fraser, pers.comm. 16/03/2019).
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin; eau douce; saumâtre récifal; profondeur 0 - 134 m (Ref. 27665). Tropical
Central Pacific: Endemic to Hawaii.
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 6.4 cm SL mâle / non sexé; (Ref. 93673)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 9; Rayons mous dorsaux (Total) : 9; Épines anales: 2; Rayons mous anaux: 8; Vertèbres: 24. This species is distinguished by the following characters: pored lateral-line scales usually 9-10 and 14-16 gill rakers and rudiments on first gill arch; body scales with narrow dark margins; body uniform to mottled brownish without darker bars on sides (except at night); the second dorsal fin, anal fin and caudal fin pale are without darkish banding; pectoral fin with no whitish spot at axil; without whitish spots at base of caudal peduncle or behind posterior base of second dorsal fin; two darkish small marks near base of caudal peduncle (Ref. 93673).
Body shape (shape guide): fusiform / normal.
Occurs among seagrasses, heavy algal growth, or rubble of shallow sheltered areas (Ref. 1602); sandy substrates (Ref. 76833). Readily enters brackish and also found in fresh waters (Ref. 27665). Benthic and benthopelagic (Ref. 58302).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Are mouthbrooders (Ref. 240). Distinct pairing during courtship and spawning (Ref. 205).
Fraser, T.H. and J.E. Randall, 2011. Two new species of Foa (Apogonidae) from the Pacific Plate, with redescriptions of Foa brachygramma and Foa fo. Zootaxa 2988:1-27. (Ref. 93673)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial; Aquarium: Commercial
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Température préférée (Réf.
123201): 24.2 - 28.8, mean 27.5 °C (based on 984 cells).
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00521 - 0.02417), b=3.07 (2.89 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.5 ±0.5 se; based on diet studies.
Résilience (Réf.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Vulnérabilité de la pêche (Ref.
59153): Low vulnerability (10 of 100).
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