Spratellomorpha bianalis (Bertin, 1940)
Two-finned round herring
Spratellomorpha bianalis
photo by FAO

 Family:  Clupeidae (Herrings, shads, sardines, menhadens), subfamily: Ehiravinae
 Max. size:  4.5 cm SL (male/unsexed)
 Environment:  pelagic-neritic
 Distribution:  Western Indian Ocean: Madagascar and Kenya coast (Port Tudor, Mombasa; probably more widespread).
 Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 12-18; Anal spines: 0-0; Anal soft rays: 16-27. Body a little compressed, belly rounded, without pre-pelvic scutes, but a pelvic present with slender vertical arms. Snout pointed, lower jaw projecting slightly. Last two anal fin rays separate forming a distinct little finlet. This last feature identifies the species (found in no other clupeoid of the western Indian Ocean).
 Biology:  Presumed to be a marine or estuarine species. Apparently rare.
 IUCN Red List Status: Data deficient  (Ref. 96402)
 Threat to humans:  harmless
 Country info:   

 Entered by: Binohlan, Crispina B. - 17.10.90
 Modified by: Bailly, Nicolas - 15.07.13
 Checked by: Binohlan, Crispina B. - 23.07.94

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