分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
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Eupercaria/misc (Various families in series Eupercaria) >
Sciaenidae (Drums or croakers)
Eponymy: Rev Dr Christoph Samuel John (1747–1813) was a botanist and herpetologist and a medical missionary (1771–1813) at the Danish trading station of Tranquebar (now Tharangambadi), Tamil Nadu, not far from Madras (Chennai). [...] (Ref. 128868), visit book page.
More on author: Richardson.
Environment: milieu / climate zone / 深さの範囲 / distribution range
生態学
海 底生の漂泳性; 深さの範囲 25 - 110 m (Ref. 43239). Tropical
Northwest Pacific: along the coasts of China and Taiwan, from the Gulf of Pohai to Hainan.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 20.8 cm TL オス/雌雄の選別がない; (Ref. 116958); 最大公表体重: 73.07 g (Ref. 116958)
背面の脊椎 (合計) : 10 - 12; 背鰭 (合計) : 24 - 48; 肛門の骨: 2; 臀鰭: 7 - 9; 脊つい: 24 - 26. Snout blunt. Interorbital space wide (8.0-9.7% SL). Anal soft rays usually eight. High gill raker count (6-7 + 1 + 10-14). Scales on throat ctenoid.
Body shape (shape guide): fusiform / normal.
The most common species of Johnius (Johnius) in Chinese waters (Ref. 10101). Sandy-muddy bottoms and muddy bottoms from 25-110 m depth (Ref. 43239).
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Sasaki, K., 1990. Johnius grypotus (Richardson, 1846), resurrection of a Chinese sciaenid species. Jap. J. Ichthyol. 37(3):224-229. (Ref. 10101)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-1)
Human uses
用具
特記事項
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インターネットの情報源
Estimates based on models
Preferred temperature (参照
123201): 13.1 - 23.6, mean 18.3 °C (based on 41 cells).
Phylogenetic diversity index (参照
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00891 (0.00412 - 0.01928), b=3.08 (2.91 - 3.25), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
栄養段階 (参照
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
回復力 (参照
120179): 高い, 15か月以下の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (11 of 100).
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