dcsimg

Migration

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Oceanodromous. Migrating within oceans typically between spawning and different feeding areas, as tunas do. Migrations should be cyclical and predictable and cover more than 100 km.
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Recorder
Pascualita Sa-a
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Morphology

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Dorsal spines (total): 8; Dorsal soft rays (total): 9; Analspines: 3; Analsoft rays: 9
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Armi G. Torres
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Biology

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Found in brackish waters of bays, estuaries and tidal mangrove creeks, sometimes entering fresh water (Ref. 2847, 44894). Occurs in lotic and lentic freshwater (Ref. 7300).
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Pascualita Sa-a
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分布

provided by The Fish Database of Taiwan
分布於印度-西太平洋區,包括印度-澳洲列島,北至臺灣。臺灣發現於西南部及南部海域。
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臺灣魚類資料庫
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臺灣魚類資料庫

利用

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小型至中小型魚類,無食用價值。
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臺灣魚類資料庫
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臺灣魚類資料庫

描述

provided by The Fish Database of Taiwan
體較細長,呈長橢圓形,側扁;背部輪廓弧形,腹部輪廓與其同形。頭中小。眼中大。口大,斜裂;頜骨、鋤骨和腭骨均具呈絨毛狀齒。眶前骨及前鰓蓋骨均雙重緣,皆具細齒或小棘,其中前鰓蓋骨之後緣具6-13棘;眶上骨3-5棘;鰓蓋骨後緣無棘;間鰓蓋骨後緣具鋸齒。體被圓鱗,易脫落,頰部2列鱗,鰓蓋亦被鱗;側線完全。背鰭單一,具深缺刻,背鰭鰭條數VII-1+9;臀鰭鰭條數III+9;尾鰭深叉形。體透明而散有黑色素點。
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棲地

provided by The Fish Database of Taiwan
主要棲息於沿岸、潟湖、沼澤或紅樹林,通常活動於汽水域,亦可進河川下游淡水域。群游性。肉食性魚類,以水生昆蟲及小型魚介貝類為食。
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臺灣魚類資料庫