分類 / 名前
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Ovalentaria/misc (Various families in series Ovalentaria) >
Opistognathidae (Jawfishes)
Etymology: Opistognathus: Greek, opisthe = behind + Greek, gnathos = jaw (Ref. 45335); to the very elongate upper jaw of the type species of the genus, Opistognathus nigromarginatus (Ref. 128653); megalops: Name 'megalops' from the Greek words 'mega' and 'ops', meaning 'large' and 'eye', in reference to the large bulging eyes of the new species.
環境：環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
海 底生の; 深さの範囲 103 - 107 m (Ref. 128653). Subtropical
Northwest Pacific: Japan.
サイズ / 重さ / 年齢
成熟: Lm ? range ? - ? cm
Max length : 8.8 cm SL オス/雌雄の選別がない; (Ref. 128653)
簡単な記述
検索表 | 形態学 | 形態計測学
背面の脊椎 (合計) : 11; 背鰭 (合計) : 11; 肛門の骨: 2; 臀鰭: 11; 脊つい: 26. This species is distinguished from its congeners by the following set of characters: elongate upper jaw extending to rear margin of preopercle (about 1.1 eye diameters behind posterior margin of orbit) and with large oval supramaxilla and flexible lamina posteriorly; infraorbitals moderately slender and tubular, 3rd infraorbital with posterolateral projecting arm ending with large sensory canal opening, suborbital shelf absent; D XI, 11; A II, 11; vertebrae 10+16; scale rows in horizontal series about 52 or 56; gill rakers 12+26; anal, caudal and pelvic fins mostly yellow and body with three purple stripes (Ref. 128653).
Body shape (shape guide): elongated; Cross section: compressed.
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Smith-Vaniz, W.F., 2023. Review of Indo-West Pacific jawfishes (Opistognathus: Opistognathidae), with descriptions of 18 new species. Zootaxa 5252(1):1-180. (Ref. 128653)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
人間の用途
水産業: 興味がない
用具
特記事項
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インターネットの情報源
モデルに基づく推定値
系統多様性指数 (参照
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
栄養段階 (参照
69278): 3.4 ±0.6 se; based on size and trophs of closest relatives
漁業の脆弱性 (Ref.
59153): Low vulnerability (10 of 100).
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