This website uses cookies to enhance your browsing experience and ensure the functionality of our site. For more detailed information about the types of cookies we use and how we protect your privacy, please visit our Privacy Information page.
×
Cookie Settings
This website uses different types of cookies to enhance your experience. Please select your preferences below:
Performance
These cookies help us understand how visitors interact with our website by collecting and reporting information anonymously. For example, we use Google Analytics to generate web statistics, which helps us improve our website's performance and user experience. These cookies may track information such as the pages visited, time spent on the site, and any errors encountered.
分類 / 名前 共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
> Cypriniformes (Carps) > Gobionidae (Gudgeons)
Etymology: Squalidus:Latin, squalidus = pale, weak + Latin, barbus = barbel (Ref. 45335). Eponymy: Professor Dr Isao Ijima (1861–1921) was Professor of Zoology at Science College, Imperial University of Tokyo (1885–1921) from where he had graduated (1881). [...] (Ref. 128868), visit book page.
背鰭 (合計) : 10; 臀鰭: 9. Distinguished from its congeners by the unique combination of the following characters: dorsal fin rays 3+7, anal fin rays 3+6, pectoral fin rays 1+13-14; lateral-line scales 34-35, predorsal scale rows 10-11; body robust, the transverse rows of papillae on snout loosely arranged and maxillary barbels short and about equal to 1/2 of eye diameter and body greenish-silver on dorsal and silver-white on ventral side; body scale pocket, with grayish posterior margin, has net-like patterns; body with a longitudinal grayish stripes; all fins translucent; dorsal and caudal in with minute black spots; other odd fins unmarked (Ref. 57944).
Chen, I.-S. and Y.-C. Chang, 2007. Taxonomic revision and mitochondrial sequence evolution of the cyprinid genus Squalidus (Teleostei: Cyprinidae) in Taiwan with description of a new species. Raffles Bull. Zool. Supplement 14:69-76. (Ref. 57944)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
系統多様性指数 (参照 82804): PD50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00575 (0.00268 - 0.01234), b=3.12 (2.95 - 3.29), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245).
栄養段階 (参照 69278): 3.2 ±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.).
漁業の脆弱性 (Ref. 59153): Low vulnerability (10 of 100). 🛈