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Clupeiformes (Herrings) >
Engraulidae (Anchovies) > Engraulinae
Etymology: Anchoviella: Italian ancioa = anchovy (Ref. 45335); sanfranciscana: The specific name sanfranciscana is a noun in the genitive case that refers to the place of occurrence of the species, at the São Francisco River.
Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
; air tawar; payau pelagis, permukaan. Tropical
South America: upstream and estuary of São Francisco River, Brazil.
Ukuran / Berat / umur
Kematangan: Lm ?  range ? - ? cm
Max length : 12.8 cm SL jantan/; (Ref. 116921)
deskripsi pendek
Kunci identifiaksi (pengenalan) | Morfologi | Morfometrik
duri punggung lunak (Keseluruhan (total)) : 13 - 15; Sirip dubur lunak: 13 - 16; vertebrata, bertulang belakang: 42. Anchoviella sanfranciscana is diagnosed from its congeners by the following characteristics: wide silver lateral band present, with a well-defined dark brown and yellow lateral band above - its total width is 1.5 to 2 times wider than the ocular diameter, (vs. width is less than 1 time in other congeners); distance from tip of dorsal fin to start of anal fin is similar in size as the dorsal fin (vs. distance is smaller in other congeners, except A. perfasciata); and 29-35 gill rakers in lower branch of the first branchial arch (vs. maximum is 27 in other congeners, except for A. cayennensis) (Ref. 116921).
Body shape (shape guide): fusiform / normal.
Siklus hidup dan perilaku kawin
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fekunditas | Larva
Barbosa, J.M., A.G. Gomes da Silva, A.R. da Rocha Araújo and M.F. Carvalho, 2017. A new species of Anchoviella Fowler, 1911 (Clupeiformes: Engraulidae) from the mouth of the São Francisco River, Brazil. ActaFish 5(3):162-168. (Ref. 116921)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Harmless
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Indeks keanekaragaman filogenetik (Acuan 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00603 (0.00272 - 0.01333), b=3.19 (3.01 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Tingkat Trofik (Acuan 69278) |
3.3 ±0.4 se; based on size and trophs of closest relatives |
Daya lenting (Acuan 120179) |
Tinggi, Waktu penggandaan populasi minimum kurang dari 15 bulan (Preliminary K or Fecundity.). |
Kerentanan Penangkapan Ikan (Ref. 59153) |
Low vulnerability (16 of 100). 🛈 |