Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien rifbewoner; diepte 1 - 50 m (Ref. 9710), usually 1 - 50 m (Ref. 27115). Tropical; 24°C - 28°C (Ref. 27115); 30°N - 30°S, 30°E - 89°W
Indo-pan-Pacific: East Africa to the Galapagos Is. north to southern Japan, south to the southern Great Barrier Reef and New Caledonia, Tuamotus, throughout Micronesia
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 60.0 cm TL mannelijk / geslacht onbekend; (Ref. 3145)
Dorsale stekels (totaal) : 6; Dorsale zachte stralen (totaal) : 26 - 27; Anale stekels: 3; Anale zachte stralen: 27 - 29. Adults develop a convexly rounded prominent snout and unusually tall dorsal and anal fins. Side of body with vertical blue lines which break up into small blue spots dorsally and ventrally. A broad blue band extending from eye to front of rostral protuberance (Ref 9808).
Occurs in deep lagoon and seaward reefs. Found forming loose schools along upper regions of deep drop-offs (Ref. 48637). Forms mid-water aggregations off steep slopes during the day to feed on zooplankton. Usually found alone or in pairs. Omnivorous. Has the ability to show or hide its blue markings (Ref. 9710). Minimum depth reported taken from Ref. 27115.
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van minder commercieel belang; Aquarium: Commercieel
Tools
Speciale rapporten
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Estimates based on models
Preferred temperature (Ref.
123201): 25.5 - 29, mean 27.6 °C (based on 684 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02630 (0.01537 - 0.04500), b=3.01 (2.86 - 3.16), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 2.2 ±0.11 se; based on food items.
Generation time: 4.2 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Weerstandsvermogen (Ref.
120179): laag, minimale populatieverdubbelingstijd 4,5-14 jaar (K=0.264; Tmax=45).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (38 of 100).
Nutrients (Ref.
124155): Calcium = 34.7 [21.4, 64.1] mg/100g; Iron = 0.542 [0.278, 0.926] mg/100g; Protein = 18.7 [17.6, 19.8] %; Omega3 = 0.121 [0.078, 0.223] g/100g; Selenium = 38.2 [20.7, 66.3] μg/100g; VitaminA = 47.4 [15.4, 143.7] μg/100g; Zinc = 1.36 [0.95, 1.93] mg/100g (wet weight);
