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Clupeiformes (Herrings) >
Dorosomatidae (Gizzard shads and sardinellas)
Etymology: Nematalosa: Greek, nema, -atos = filament + Latin, alausa = a fish cited by Ausonius and Latin, halec = pickle, dealing with the Greek word hals = salt; it is also the old Saxon name for shad = "alli" ; 1591 (Ref. 45335).
More on author: Regan.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina bentopelagisk. Tropical; 37°N - 4°N, 98°E - 136°E (Ref. 188)
Western Pacific: Matsushima Bay, Sea of Japan southward to Taiwan Island, Hong Kong, the Philippines, and a single record from Gulf of Thailand.
Storlek / Vikt / Ålder
Könsmognad: Lm ? range ? - ? cm
Max length : 19.0 cm SL hane/ej könsbestämd; (Ref. 188)
Taggstrålar i ryggfenan (totalt) : 0; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 17 - 26. Body generally more slender than in other species, belly with total 30 to 34 scutes. Anterior arm of pre-operculum with a fleshy triangle above, not covered by third infra-orbital bone (see N. come). Lower jaw strongly flared outward. Pectoral axillary scale well developed. Hind edge of scales distinctly toothed. A dark spot behind gill opening.
Body shape (shape guide): fusiform / normal; Cross section: compressed.
Schooling near shore over sand or mud, preferring warmer water than Konosirus punctatus. A filter-feeder; takes minute algae or organic matter. Breeds around May in Japanese waters.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Whitehead, P.J.P., 1985. FAO Species Catalogue. Vol. 7. Clupeoid fishes of the world (suborder Clupeoidei). An annotated and illustrated catalogue of the herrings, sardines, pilchards, sprats, shads, anchovies and wolf-herrings. FAO Fish. Synop. 125(7/1):1-303. Rome: FAO. (Ref. 188)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: mindre kommeriell
Verktyg
Särskilda rapporter
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Internet-källor
Uppskattningar baserade på modeller
Önskad temperatur (Ref.
123201): 20.7 - 29, mean 27.4 °C (based on 340 cells).
Index för fylogenetisk mångfald (Ref.
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00871 (0.00414 - 0.01834), b=3.06 (2.89 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 2.4 ±0.16 se; based on food items.
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Sårbarhet i fisket (Ref.
59153): Low vulnerability (13 of 100).
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