Anchoviella sanfranciscana
Anchoviella sanfranciscana Barbosa, Gomes da Silva, da Rocha Araújo & Carvalho, 2017
Anchoviella sanfranciscana
photo by Barbosa, J.M./M. Deda


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Family:  Engraulidae (Anchovies), subfamily: Engraulinae
Max. size:  12.8 cm SL (male/unsexed)
Environment:  pelagic; freshwater; brackish
Distribution:  South America: upstream and estuary of São Francisco River, Brazil.
Diagnosis:  Dorsal soft rays (total): 13-15; Anal soft rays: 13-16; Vertebrae: 42-42. 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).
Biology: 
IUCN Red List Status: Data deficient (DD); Date assessed: 18 July 2018 Ref. (130435)
Threat to humans:  harmless


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