分類 / 名前
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
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Ovalentaria/misc (Various families in series Ovalentaria) >
Embiotocidae (Surfperches)
Etymology: Ditrema: Greek, di = two + Greek, trema = hole (Ref. 45335).
Eponymy: Dr David Starr Jordan (1851–1931) was a leading American ichthyologist, physician, educator, peace activist and believer in eugenics; moreover, he was founding President of Stanford University. [...] (Ref. 128868), visit book page.
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
海 底生の. Subtropical
分布
領土 | 国連食糧農業機関の区域 | エコシステム | 事件 | 目的のマップ | 導入 | Faunafri
Northwest Pacific: Japan.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 20.8 cm SL オス/雌雄の選別がない; (Ref. 76763)
簡単な記述
検索表 | 形態学 | 形態計測学
背面の脊椎 (合計) : 9 - 10; 背鰭 (合計) : 19 - 22; 臀鰭: 25 - 29; 脊つい: 35 - 40. This species is distinguished by the following characters: D 9-10 (mode 9) spines; 20-24 (mode 21) scales below lateral line; posterior end of dorsal-fin base before the anal-fin base; body coppery-red when fresh; anterior suborbital area with dark rounded marking margined with white lines, or broad dark inverse trapezoid marking; preopercle with dark spot at posteroventral corner, dark line along posterior margin; spinous portion of dorsal fin often with longitudinal black stripe on lower half; faint longitudinal dark line along anal-fin base; pelvic-fin base lacking a distinct black spot anteriorly (Ref. 76763).
Body shape (shape guide): short and / or deep.
Adults inhabit rocky shores among Sargassum (Ref. 76763). Viviparous, female carries the developing young (Ref. 205).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Viviparous, female carries the developing young (Ref. 205).
Katafuchi, H. and T. Nakabo, 2007. Revision of the East Asian genus Ditrema (Embiotocidae), with description of a new subspecies. Ichthyol. Res. 54:350-366. (Ref. 76763)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
人間の用途
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) |
PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01950 (0.00850 - 0.04473), b=2.97 (2.77 - 3.17), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
栄養段階 (参照 69278) |
3.5 ±0.3 se; based on size and trophs of closest relatives |
回復力 (参照 120179) |
手段, 1.4年~4.4年の倍増期間の最小個体群 (Preliminary K or Fecundity.). |
漁業の脆弱性 (Ref. 59153) |
Moderate vulnerability (38 of 100). 🛈 |