Diagnostic Description
provided by Fishbase
Belly with 18 or 19 (rarely 20) + 10 to 13 (usually 11 or 12), total 29 to 31 (usually 30) scutes. Anterior arm of pre-operculum with fleshy triangular area above, not covered by third infra-orbital bone. Edge of lower jaw strongly flared outward. Pectoral axillary scale well developed. Hind edge of scales not toothed. A dark spot behind gill opening.
- Recorder
- Crispina B. Binohlan
Morphology
provided by Fishbase
Dorsal spines (total): 0; Analspines: 0; Analsoft rays: 17 - 26
- Recorder
- Crispina B. Binohlan
Biology
provided by Fishbase
In the Trinity Inlet system, North Queensland the temperature range recorded for this fish was 26.0-29.0 °C (Ref. 4959). A filter-feeder (Ref. 188). More data needed.
- Recorder
- Crispina B. Binohlan
Importance
provided by Fishbase
fisheries: subsistence fisheries
- Recorder
- Crispina B. Binohlan
分布
provided by The Fish Database of Taiwan
分布於西太平洋區,北至東中國海、日本、台灣,南至澳洲昆士蘭海域。台灣分布於南部、北部、西部及澎湖海域。
利用
provided by The Fish Database of Taiwan
本種魚產量並不大,常混於流利漁獲中,可生鮮、乾製或醃漬出售。主要漁法為流刺網。
描述
provided by The Fish Database of Taiwan
體呈長卵圓形,側扁,腹緣具鋸齒狀的稜鱗,16-18+10-13個。頭中大。吻短而鈍。眼側位,脂性眼瞼發達。口亞端位,略為平直;無齒;上頜略突出於下領,上頜骨末端向下彎曲,向後延伸至眼前緣下方。鰓蓋光滑;前鰓蓋骨下支上方有三角形之肌肉。體被橢圓形圓鱗,鱗片後緣之不具鋸齒狀,縱列鱗36左右;背鰭前不具中線鱗;胸鰭和腹鰭基部具腋鱗。背鰭位於體中部前方,具軟條17-18,末端軟條延長如絲;臀鰭起點於背鰭基底後方,具軟條23-25;腹鰭軟條8;尾鰭深叉。體背部綠褐色,體側下方和腹部銀白色;鰓蓋後上方具一大黑斑,其後有數列黑色小點狀縱帶。背鰭、胸鰭、尾鰭淡黃色;餘鰭淡色。
棲地
provided by The Fish Database of Taiwan
沿近海中上層洄游性中小型魚類,有時會進入河口域、半淡鹼水之河川下游、內灣或潟湖區內產卵。群游性。以浮游生物為食。