>
Clupeiformes (Herrings) >
Ehiravidae (River sprats)
Etymology: Clupeoides: Latin, clupea = sardine, derived from Clupeus = shield; + Greek, oides = similar (Ref. 45335).
More on author: Bleeker.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten; brackvatten pelagiska. Tropical; 17°N - 4°S
Asia: Chao Phraya basin and Mekong basin in Laos, Thailand, Cambodia and Viet Nam; also from southern Borneo.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 8.0 cm SL hane/ej könsbestämd; (Ref. 12693)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 12 - 18; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 16 - 27. Body depth increasing with size of fish, belly sharply keeled, with 9 to 12 + 6 to 9 scutes. Pre-maxillae long and toothed; second supra-maxilla as long as or longer than blade of maxilla. Pectoral axillary scale at least 1/3 length of fin. No grey or silvery stripe along flank (Ref. 188). Last 2 rays of anal fin not forming a separate finlet (Ref. 43281).
Body shape (shape guide): fusiform / normal; Cross section: compressed.
Occurs in tidal zone of large rivers. Feeds mainly on planktonic crustaceans. Reported as non-migratory, may move short distances from the main river channels during high water periods. Used to produce prahoc and tuk trey (Ref. 12693).
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)
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: husbehovsfiske
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00871 (0.00366 - 0.02072), b=3.03 (2.83 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.1 ±0.30 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 (10 of 100).
🛈
Näringsämnen (Ref.
124155): Calcium = 350 [183, 727] mg/100g; Iron = 2.21 [1.27, 3.92] mg/100g; Protein = 18.4 [17.3, 19.5] %; Omega3 = 0.487 [0.250, 0.950] g/100g; Selenium = 31.9 [14.8, 69.3] μg/100g; VitaminA = 66.9 [16.3, 273.1] μg/100g; Zinc = 2.54 [1.70, 3.76] mg/100g (wet weight); based on
nutrient studies.