分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
Environment: milieu / climate zone / depth range / distribution range
生態学
海; 汽水性の 関連する礁; 深さの範囲 0 - ? m. Tropical
Pacific Ocean: ranging eastward to the Gilbert Islands and Samoa, north to southern Japan. Confused with Hemiramphus archipelagicus under the name Hemiramphus marginatus by many authors (Ref. 10943).
Length at first maturity / サイズ / 重さ / 年齢
Maturity: Lm 22.6, range 22 - 23.6 cm
Max length : 40.0 cm SL オス/雌雄の選別がない; (Ref. 54980); common length : 25.0 cm SL オス/雌雄の選別がない; (Ref. 9843)
背面の脊椎 (合計): 0; 背鰭 (合計): 12-15; 肛門の骨 0; 臀鰭: 10 - 13; 脊つい: 52 - 57. Greatly prolonged, beak-like lower jaw; upper jaw short, triangular and without scales; preorbital ridge absent; total number of gill rakers on first gill arch 33-46; pectoral fins long, reaching beyond anterior margin of nasal pit when folded forward; no spots or vertical bars on sides.
Inhabits coastal waters rich in vegetation (Ref. 5213). Found more offshore than other species of Hemiramphus in the western central Pacific; juveniles and immature individuals are relatively common far from shore, usually among floating plants (Ref. 9843). Caught by set-net.
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Collette, B.B. and J. Su, 1986. The halfbeaks (Pisces, Beloniformes, Hemiramphidae) of the Far East. Proc. Acad. Nat. Sci. Philadelphia 138(1):250-301. (Ref. 10943)
Human uses
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![Image of Hemiramphus lutkei (Lutke\](/images/thumbnails/jpg/tn_Helut_u1.jpg "Image of Hemiramphus lutkei (Lutke\")
