Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino associati a barriera corallina; distribuzione batimetrica 3 - 25 m (Ref. 34765). Tropical
Indo-Pacific: Red Sea south to Inhaca Island (Ref. 4329) and east to the Line and Tuamoto islands, north to the Ryukyu Islands, south to the southern Great Barrier Reef and Rapa.
Size / Peso / Age
Maturity: Lm ? range ? - ? cm
Max length : 10.0 cm SL maschio/sesso non determinato; (Ref. 48635)
Short description
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 8; Raggi dorsali molli (totale) : 9; Spine anali: 2; Raggi anali molli: 8. Body is coppery or silvery with a dark saddle on the upper half of the caudal peduncle; wedge shaped bar below eye (Ref. 2334, 48635). Greatest depth of body 2.2-2.5 in SL (Ref. 90102).
Found in protected coastal and seaward reef slopes in oceanic locations, to 15 m depth; secretive and rarely seen during daytime (Ref. 48635). Feeds on ostracods, amphipods, shrimps, and polychaetes (Ref. 37816).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
Mouthbrooders (Ref. 240). Distinct pairing during courtship and spawning (Ref. 205).
Myers, R.F., 1999. Micronesian reef fishes. A comprehensive guide to the coral reef fishes of Micronesia. Coral Graphics, Barrigada, Guam. 216 p. (Ref. 34765)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Strumenti
Special reports
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Fonti Internet
Estimates based on models
Preferred temperature (Ref.
123201): 24.1 - 29.3, mean 28.3 °C (based on 3308 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01445 (0.00680 - 0.03071), b=3.07 (2.89 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.3 ±0.35 se; based on food items.
Resilienza (Ref.
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).
Nutrients (Ref.
124155): Calcium = 139 [72, 218] mg/100g; Iron = 0.924 [0.546, 1.557] mg/100g; Protein = 18.5 [17.3, 19.7] %; Omega3 = 0.124 [0.072, 0.208] g/100g; Selenium = 28 [15, 53] μg/100g; VitaminA = 65.7 [19.2, 223.4] μg/100g; Zinc = 1.73 [1.14, 2.52] mg/100g (wet weight);
