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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Characiformes (Characins) >
Acestrorhamphidae (American tetras) > Stichonodontinae
Etymology: iris: Name 'iris' from a Greek word meaning rainbow, in allusion to the colorful body of the species, containing the different colors of the rainbow. A noun in apposition.
Eponymy: Dr William J Moenkhaus (1871–1947) was an American geneticist and ichthyologist who became Professor of Physiology at Indiana University Medical School (1904–1941), where he was Eigenmann’s colleague. [...] (Ref. 128868), visit book page.
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
; 新鮮な水 底生の漂泳性. Tropical
South America: Brazil.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 5.1 cm SL オス/雌雄の選別がない; (Ref. 137761)
簡単な記述
検索表 | 形態学 | 形態計測学
背鰭 (合計) : 9; 臀鰭: 18 - 19; 脊つい: 33. This species is distinguished from its congeners by the following set of characters: presence of a single, vertically elongated humeral spot; absence of any distinct blotch at the caudal peduncle or caudal fin; absence of a characteristic black oblique line at anal fin; absence of the longitudinal series of dark blotches on body; 18-19 branched anal-fin rays; dorsal half of body blue or green and the ventral half of body reddish, more intense above the anal fin (Ref. 137761).
Body shape (shape guide): short and / or deep; 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
Marinho, M.M.F. and F.C.P. Dagosta, 2023. Onanewcolorful species of Moenkhausia (Characiformes: Characidae) from the upper rio Madeira basin at the Chapada dos Parecis, Brazil, with comments on its conservation and putative biogeographic history. J Fish Biol. 103:1122-1128. (Ref. 137761)
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: 潜在的興味の
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=0.01479 (0.00594 - 0.03681), b=3.00 (2.78 - 3.22), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
栄養段階 (参照 69278) |
3.3 ±0.5 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.). |
漁業の脆弱性 (Ref. 59153) |
Low vulnerability (11 of 100). 🛈 |