Day'S Sardinella

Total number of scutes 31 or 32. Lower gill rakers 88 to 126 (in fishes 9.5 to 11 cm standard length, strongly increasing with size of fish). Vertical striae on scales not meeting at center. The only other species of Sardinella with such a high gill raker count (more than 87) is S. fijiense (black caudal tips, western Pacific).

Dorsal spines (total): 0; Dorsal soft rays (total): 13 - 21; Analspines: 0; Analsoft rays: 12 - 23

Inhabits coral reefs (Ref. 58534). Forms schools in coastal waters.

Forms schools in coastal waters.

fisheries: minor commercial; price category: medium; price reliability: questionable: based on ex-vessel price for species in this genus

主要分布於西印度洋海域，由印度至斯里蘭卡，同時在馬達加斯加及模里西斯皆可發現，或可分布至南中國海，臺灣南部曾有紀錄，但需再進一步確認。

本種魚產量並不大，常混於底拖漁獲中，可生鮮、乾製或醃漬出售。主要漁法為流刺網、圍網與拖網。

體延長而側扁，腹部略圓，具稜鱗，17-18+ 14個。脂性眼瞼發達，幾完全覆蓋住眼睛。口小，前位；上下頜約等長；上頜骨末端達眼前緣下方。鰓蓋光滑；下枝鰓耙數88-126。體被細薄圓鱗，極易脫落；鱗片上之垂直條紋僅有最後1條之中央部位不中斷；鱗片後緣無小孔；背鰭和臀鰭基部有發達之鱗鞘；胸鰭和腹鰭基部具腋鱗1片。背鰭位於體中部前方，具軟條19；臀鰭位於體之後半部，具軟條18-20；腹鰭軟條8；尾鰭深叉。體背部青綠色，體側下方和腹部銀白色；鰓蓋末緣具明顯小黑斑。背鰭淡黃，前端基部無黑點；尾鰭淡黃，上下葉具淡灰黑色緣，末端不具大塊黑斑；胸鰭淡黃；餘鰭淡色。

沿近海中上層洄游性中小型魚類。群游性。以浮游生物，如矽藻、橈腳類及其它小型無脊椎動物為主要食物。

Sardinella jussieu (Mauritian sardinella or goldstripe sardinella) is a species of ray-finned fish in the genus Sardinella.