Amblygaster sirm (Walbaum, 1792)
Spotted sardinella
Amblygaster sirm
photo by Gloerfelt-Tarp, T.

 Family:  Clupeidae (Herrings, shads, sardines, menhadens), subfamily: Dorosomatinae
 Max. size:  27 cm SL (male/unsexed); max. reported age: 8 years
 Environment:  reef-associated; depth range 10 - 75 m
 Distribution:  Indo-West Pacific: Red Sea and Mozambique to the Philippines, north to Taiwan and Okinawa (Japan), south to New Guinea, the Arafura Sea (Ref. 9819), northern Australia, and Fiji.
 Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 13-21; Anal spines: 0-0; Anal soft rays: 12-23. Scutes not prominent. Distinguished from A. clupeoides and A. leiogaster by the presence of a series of 10 to 20 gold (in life) or black (on preservation) spots down the flank (but sometimes missing) and more lower gill rakers; from Sardinops species by the absence of a bony radiating striae on its operculum; from Sardinella species by its fewer pelvic fin rays and lower gill rakers.
 Biology:  Pelagic (Ref. 53568). A schooling species occurring in coastal waters and lagoons. In Panggang Island, Indonesia it was recorded in temperatures of 28.5-29.8°C and salinities of 31.6-32.3 ppt (Ref. 823). Feeds mainly on copepods, nauplii and zoea larvae, larval bivalves and gastropods, as well as Peridinium and Ceratium. Used as bait in the tuna fishery.
 IUCN Red List Status: Not Evaluated  (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. - 17.07.94

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