Classification / Noms
Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | ITIS | CoL | WoRMS | Cloffa
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin pelagic-neritic. Tropical
Distribution
Territoires | Zones FAO | Écosystèmes | Occurrences | Carte par point | Introductions | Faunafri
Western Indian Ocean: Madagascar, Kenya, Tanzania (Zanzibar),
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 10.5 cm SL mâle / non sexé; (Ref. 129422)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
This species is distinguished by the following characters: maxilla short, 21.6-22.3% of SL,
its posterior tip not reaching to posterior margin of opercle; first supramaxilla elongated, longer than half length of the second; lower jaw rather long, 19.7-20.3% of SL; abdomen is covered with 5-7 + 9-10 = 14-17 keeled scutes; absence of scutes anterior to pectoral fin; 1UGR (upper gill rakers of first gill arch) 18-20, 1LGR (lower gill rakers of first gill arch) 23-26, 1TGR (total gill rakers of first gill arch) 41-46; 2UGR 14-16, 2LGR 22-25, 2TGR 37-40; 3UGR 12-13, 3LGR 14-16, 3TGR 26-29; 4UGR 11-12, 4LGR 12-13, 4TGR 23-25; absence of distinct black blotches on dorsal fin; caudal peduncle rather narrow, 9.9-10.6% (mean 10.2%) of SL and long, 9.1-10.1% of SL; pre-dorsal-fin long, 50.7-51.8% of
SL; pre-anal-fin length short, 65.6-66.9% of SL; dorsal-fin base short, 10.4-10.9% of SL; distance between pelvic-fin insertion and anal-fin origin short, 20.5-21.7% of SL; pectoral fin short, 17.1-18.2% of SL; pelvic fin short, 12.4-13.4% of SL; snout short, 4.7-4.9% of SL; body rather elongated, 23.5-25.3% (mean 24.5%) of SL (Ref. 129422).
Body shape (shape guide): elongated; Cross section: compressed.
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Hata, H., I.F. Mandagi and K.W.A. Masengi, 2023. Resurrection of nominal species previously regarded as junior synonyms of Thrissina baelama (Fabricius, 1775) and their re-descriptions (Teleostei: Clupeiformes: Engraulidae). Raffles Bulletin of Zoology 71:279-302. (Ref. 129422)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
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Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 82804) |
PD50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00380 (0.00173 - 0.00834), b=3.10 (2.92 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
3.4 ±0.5 se; based on size and trophs of closest relatives |
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). 🛈 |