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Clupeiformes (Herrings) >
Ehiravidae (River sprats)
Etymology: Spratellomorpha: Old German, sprotte (1611) = a small fish, Clupea sp.+ greek,morphe = shape (Ref. 45335).
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
; agua dulce; salobre pelágico. Tropical; 0° - 26°S, 37°E - 50°E (Ref. 188)
Africa: Madagascar (Ref. 188, 3509), probably restricted to the Majunga region (Ref. 33664). Also reported from Kenya coast at Port Tudor (Ref. 188, 117486), but whether this Mombassa material is conspecific with Spratellomorpha bianalis from Madagascar is currently unclear (Ref. 33664).
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 4.5 cm SL macho / no sexado; (Ref. 188)
Descripción breve
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 0; Radios blandos dorsales (total) : 14 - 17; Espinas anales: 0; Radios blandos anales: 16 - 18; Vértebra: 45 - 46. Diagnosis: Body elongate, a little compressed; belly rounded, without pre-pelvic and post-pelvic scutes, but a pelvic scute present with slender vertical arms; gillrakers 26-31; pelvic fin with 1 unbranched and 7-8 branched finrays, well before dorsal fin origin; last two anal finrays separate, forming a distinct little finlet (Ref. 188, 117486, 121271). This species is distinguished from other clupeids by the presence of 2 anal fins, of which the second anal fin comprises 2 finrays (Ref. 188, 121271).
Body shape (shape guide): fusiform / normal; Cross section: oval.
Presumed marine or estuarine (Ref. 188), but its reported presence in Port Tudor, an area where estuarine conditions prevail, would indicate that the species may be confined to estuaries (Ref. 117486) and it is found in fresh and brackish water in Madagascar (Ref. 13333, 117576). Maximum total length 6.0 cm (Ref. 121271).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
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)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Pesquerías: pesquerías de subsistencia
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00891 (0.00376 - 0.02110), b=3.02 (2.82 - 3.22), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Nivel trófico (Referencia 69278) |
3.1 ±0.3 se; based on size and trophs of closest relatives |
Resiliencia (Referencia 120179) |
Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.). |
Vulnerabilidad pesquera (Ref. 59153) |
Low vulnerability (15 of 100). 🛈 |
Categoría de precios (Ref. 80766) |
Low.
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Nutrientes (Ref. 124155) |
Calcium = 768 [341, 2,235] mg/100g; Iron = 4.34 [2.24, 8.37] mg/100g; Protein = 18.6 [17.3, 19.8] %; Omega3 = 0.535 [0.201, 1.434] g/100g; Selenium = 55.5 [19.4, 148.8] μg/100g; VitaminA = 30.2 [10.2, 87.0] μg/100g; Zinc = 3.93 [2.37, 6.49] mg/100g (wet weight); |