| Family: |
Dorosomatidae (Gizzard shads and sardinellas) |
| Max. size: |
18.5 cm SL (male/unsexed); max.weight: 58.5 g |
| Environment: |
pelagic; freshwater; brackish; depth range 0 - 50 m |
| Distribution: |
South America: just north of Rio de Janeiro, Brazil to Uruguay and Argentina. |
| Diagnosis: |
Dorsal spines (total): 0-0; Dorsal soft rays (total): 13-21; Anal spines: 0-0; Anal soft rays: 12-23. Belly sharply keeled. Anterior (first) supra-maxilla minute or absent (cf. Ramnogaster); posterior frontal fontanelles on top of head retained in adults; no sharp retrorse spine near front of maxilla (cf. Rhinosardinia); no fleshy outgrowths on the hind margin of the gill opening (cf. Sardinella and Harengula); silver lateral stripe present (cf. Sprattus fuegensis). |
| Biology: |
Probably confined to freshwaters and brackish waters of lagoons, estuaries and the lower reaches of rivers. |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 05 March 2017 Ref. (130435)
|
| Threat to humans: |
harmless |
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