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Image of Broad-forehead flounder
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Broad Forehead Flounder

Crossorhombus kobensis (Jordan & Starks 1906)

Diagnostic Description

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Tip of isthmus below middle of lower eye. Scales on ocular side ctenoid, armed with a row of hairlike spines. Caudal fin with 3 simple rays on upper and lower margins respectively. Pectoral fin elongated into a filament, longer than head. Caudal fin without a dark band. In male, body on blind side stained with dark-blue except for head, interorbital width broader and pectoral fin longer than in female.
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Recorder
Rodolfo B. Reyes
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Morphology

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Dorsal spines (total): 0; Dorsal soft rays (total): 79 - 86; Analspines: 0; Analsoft rays: 59 - 67
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Rodolfo B. Reyes
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Trophic Strategy

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Lives on sand and shell bottoms and feeds on bottom-living animals.
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Recorder
Drina Sta. Iglesia
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Biology

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Lives on sand and shell bottoms and feeds on bottom-living animals. Sexually dimorphic characters develop at about 5 cm SL.
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Cristina V. Garilao
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Importance

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fisheries: of no interest
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Cristina V. Garilao
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分布

provided by The Fish Database of Taiwan
分布於西太平洋區,包括台灣、中國南海及日本。台灣分布於南部及東北海域
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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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通常是用底拖網或底流刺網捕捉,體型較小,一般皆加工作扁魚酥或以下雜魚般利用。
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臺灣魚類資料庫

描述

provided by The Fish Database of Taiwan
體卵圓形,兩眼均在左側,背緣突起,前部幾近垂直。頭小。吻短鈍;眼間隔極寬具凹陷。口小;上頜骨短,上頜延伸至下眼前緣前下方;無副上頜骨;上頜二行齒尖銳錐狀齒,外列齒間寬於內列齒,下頜齒具一行;腭骨無齒。眼側被強櫛鱗,盲側被圓鱗;背鰭與臀鰭鰭條均被鱗;眼側具側線,盲側無側線。第一鰓弓鰓耙數0+5-7。背鰭鰭條正常,軟條數79-86;臀鰭鰭條正常,軟條數59-67;胸鰭遠長於頭長,第一鰭條延長如絲;左右腹鰭不對稱;尾鰭尖圓形。體灰褐色至綠褐色,體側夾雜暗色斑駁,各鰭散布暗色小斑點,背及臀鰭具黑民眾,尾鰭具黑邊但不具色帶;盲側灰白色,雄魚常具有一幾佔體側2/3部位的大型深藍色的暗斑。
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棲地

provided by The Fish Database of Taiwan
主要棲息於沿岸砂泥質的海域。肉食性魚類,主要捕食底棲性的甲殼類或是其它種類的小魚。平時不太愛活動,大半時間潛藏在砂泥底中,和棲息的背景環境幾乎完美融合一體,藉以欺敵捕食。
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臺灣魚類資料庫