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Importance

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fisheries: of no interest
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Recorder
Christine Marie V. Casal
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分布

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分布於西北太平洋區,包括臺灣及日本等地。臺灣分布於東北部及南部海域。
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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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罕見之魚種,可利用底拖網捕獲,產量少且魚體小,一般皆以下雜魚處理。
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臺灣魚類資料庫
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描述

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體高而側扁,呈卵圓形。頭大而高,具大型的黏液腔,外被以薄膜。吻鈍短。眼大;眼眶下緣及後緣具若干條長短不一的骨脊。口前位,斜裂,上頜骨末端達眼後緣下方,下頜骨略突出,在縫合處具一小突起;上下頜細小,絨毛狀;鋤骨及腭骨具齒。鰓耙細長。鰓蓋骨後緣有一短棘,前鰓蓋骨後下緣具另一強棘。體被小櫛鱗,頭部無鱗;側線約略平直,鱗片較體側其他部份鱗片大約2-3倍,其上有一棘凸;腹鰭與臀鰭間之腹中線上具10-15個稜鱗。肛門緊接於臀鰭起點之前。背鰭單一,無缺刻,硬棘數V-VIII ,最末棘最長,軟條數 12-13,皆較硬棘長;臀鰭第一硬棘很小,具III-IV +9-10鰭條;尾鰭深叉,上下葉緣尖形。體灰褐色,口腔及鰓腔黑色。除胸鰭淡紅色外,各鰭淡色;尾鰭具黑色緣。
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臺灣魚類資料庫
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臺灣魚類資料庫

棲地

provided by The Fish Database of Taiwan
主要棲息於大陸棚陡坡區336-605公尺深水域的深海底層魚類,通常出現在硬質底層處。以小蝦及魚類為食。
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臺灣魚類資料庫
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Western Pacific roughy

provided by wikipedia EN

The Western Pacific roughy (Hoplostethus japonicus) is a species of slimehead found in the Northwest Pacific along Japan's southern coast in Sagami Bay, Suruga Bay, and the Sea of Japan. It can reach up to 12.6 cm (5.0 in) SL and its depth range is 336–605 m (1,102–1,985 ft).[1]

References

  1. ^ Froese, Rainer; Pauly, Daniel (eds.) (2016). "Hoplostethus japonicus" in FishBase. December 2016 version.

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Western Pacific roughy: Brief Summary

provided by wikipedia EN

The Western Pacific roughy (Hoplostethus japonicus) is a species of slimehead found in the Northwest Pacific along Japan's southern coast in Sagami Bay, Suruga Bay, and the Sea of Japan. It can reach up to 12.6 cm (5.0 in) SL and its depth range is 336–605 m (1,102–1,985 ft).

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