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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Eupercaria/misc (Various families in series Eupercaria) >
Gerreidae (Mojarras)
Etymology: Gerres: Latin, gerres = a kind of anchovies; cited by Plinius.
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
海; 汽水性の 関連する礁; 深さの範囲 0 - 30 m (Ref. 93032). Tropical
Eastern Pacific: Mexico (southern Baja and the lower Gulf of California) to Peru, and the Galapagos.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 41.0 cm TL オス/雌雄の選別がない; (Ref. 93032)
簡単な記述
検索表 | 形態学 | 形態計測学
背面の脊椎 (合計) : 9; 背鰭 (合計) : 10; 肛門の骨: 2; 臀鰭: 7. Body color silvery white with about 8 faint dark bars on side, pelvic and anal fins are yellowish; body deep (depth 2.3-2.7 in SL); highly extensible mouth, pointing downward when protruded; lower border of preopercle is smooth, bone under front of eye with smooth border; D IX,10; A II,7; large scales conspicuous and finely rough, covering most of the head and body; 39-44 lateral line scales (Ref. 93032).
Body shape (shape guide): short and / or deep; Cross section: compressed.
Inhabits sand bottoms adjacent to reefs and also entering brackish estuaries (Ref. 93032). Feeds on insects (Ref. 93032).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Robertson, D.R., 2013. Shorefishes or the tropical eastern Pacific online information system: Fishes. Smithsonian Tropical Research Institute. http://biogeodb.stri.si.edu/sftep/taxon.php [Accessed 25/02/2013]. (Ref. 93032)
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 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01230 (0.00651 - 0.02325), b=3.04 (2.88 - 3.20), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
栄養段階 (参照 69278) |
3.4 ±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) |
Low to moderate vulnerability (33 of 100). 🛈 |