分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobionellinae
Etymology: Gymnogobius: Greek, gymnos = naked + Latin, gobius = gudgeon (Ref. 45335).
More on author: Tanaka.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 大洋性; 非迁移的. 溫帶
Asia: endemic to Lake Biwa, Japan. Introduced to Lakes Kasumigaura and Sagami.
亞洲: 琵琶湖，日本的特有種。 引進了湖 Kasumigaura 與相模。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 7.0 cm SL 雄鱼/尚未辨别雌雄; (Ref. 43239)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 7; 背的软条 (总数) : 10; 臀棘: 1; 臀鳍软条: 10.
Inhabit offshore areas in the lake almost throughout the year (Ref. 76915). Spawn in spring (Ref. 76915). Semelparous (Ref. 76911). Males care for the eggs in nest (Ref. 76913). Caught for food (Ref. 559).
被抓来当食物。
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Migrate to the shore to spawn under stones in spring (Ref. 76915). Males have only two brood cycles, mating with the same female during each breeding cycle (Ref. 76915).亞洲: 琵琶湖，日本的特有種。 引進了湖 Kasumigaura 與相模。
Nakabo, T., 2002. Fishes of Japan with pictorial keys to the species, English edition II. Tokai University Press, Japan, pp 867-1749. (Ref. 43239)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-2)
濒危 (EN) (B1ab(iii)); Date assessed: 07 December 2017
人类利用
渔业: 低经济
工具
特别资料
下载 XML
网络资源
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00832 (0.00723 - 0.00958), b=3.07 (3.03 - 3.11), in cm total length, based on LWR estimates for this species (Ref.
93245).
营养阶层 (Ref.
69278): 3.1 ±0.3 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
