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Eupercaria/misc (Various families in series Eupercaria) >
Lutjanidae (Snappers) > Caesioninae
Etymology: Pterocaesio: Greek, pteron = wing, fin + Latin, caesius = blue grey (Ref. 45335).
More on author: Bleeker.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina revassocierade; ej vandrande; djupintervall 1 - 100 m (Ref. 37816). Tropical; 30°N - 32°S, 32°E - 178°W (Ref. 402)
Indo-West Pacific: East Africa (excluding the Red Sea and Arabian (Persian) Gulf) eastward to Fiji. Reported from the Ryukyu Islands (Ref. 559).
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 21.0 cm TL hane/ej könsbestämd; (Ref. 402); common length : 13.8 cm SL hane/ej könsbestämd; (Ref. 37816)
Taggstrålar i ryggfenan (totalt) : 10 - 11; Mjukstrålar i ryggfenan (totalt) : 14 - 16; Taggstrålar i analfenan: 3; Mjukstrålar i analfenan: 11 - 13. Variable body coloration, dark red to silvery, paler ventrally with lateral line darker; often yellowish snout and eyes. Caudal fin tips distinctly black or reddish black (Ref. 48636). 4-5 scales on cheek; 21-29 predorsal scales; scaled dorsal and anal fins. Upper peduncular scale rows usually 11 (10-12); lower peduncular scale rows usually 15 (13-17). ventrolateral surface of basioccipital with a broad process for attachment of Baudelot's ligament. Post maxillary with 2 processes; posterior end of maxilla tapered (Ref. 1723). Head length 3.0-3.5 in SL; body depth 3.6-4.8 in SL (Ref. 90102).
Body shape (shape guide): fusiform / normal; Cross section: compressed.
Ranges widely around coral reefs (Ref. 58652), sometimes forming schools with other Pterocaesio species. Feeds on zooplankton in midwater aggregations. Oviparous, with numerous, small pelagic eggs (Ref. 402). Also caught mostly by drive-in nets. Important tuna baitfish.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Carpenter, K.E., 1987. Revision of the Indo-Pacific fish family Caesionidae (Lutjanoidea), with descriptions of five new species. Indo-Pac. Fish. (15):56 p. (Ref. 1723)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: kommersiell; bete: usually
Verktyg
Särskilda rapporter
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Uppskattningar baserade på modeller
Önskad temperatur (Ref.
123201): 25.9 - 28.4, mean 27.5 °C (based on 310 cells).
Index för fylogenetisk mångfald (Ref.
82804): PD
50 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00558 - 0.01710), b=3.09 (2.94 - 3.24), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.4 ±0.45 se; based on food items.
Generation time: 1.0 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (K=1.05).
Sårbarhet i fisket (Ref.
59153): Low vulnerability (14 of 100).
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Näringsämnen (Ref.
124155): Calcium = 86.4 [57.2, 142.7] mg/100g; Iron = 0.958 [0.616, 1.459] mg/100g; Protein = 18.9 [17.9, 19.9] %; Omega3 = 0.165 [0.107, 0.249] g/100g; Selenium = 39.5 [23.6, 70.6] μg/100g; VitaminA = 94.5 [38.9, 238.3] μg/100g; Zinc = 1.37 [0.97, 1.86] mg/100g (wet weight);