分类 / 名称
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Teleostei >
Perciformes/Cottoidei (Sculpins) >
Agonidae (Poachers) > Bathyagoninae
Etymology: Bathyagonus: Greek, bathys = deep + Greek, gonos, gone = birth (Ref. 45335); alascanus: Named after the type locality, Alaska (Ref. 6885).
More on author: Gilbert.
环境:氛围 / 气候带 / 深度上下限 / 分布范围
生态学
海洋 居于水底的; 深度上下限 18 - 252 m (Ref. 2850). 溫帶; 62°N - 42°N, 178°W - 120°W (Ref. 57303)
Eastern Pacific: Bering Sea coast of Alaska to the Oregon-California border, USA.
東太平洋: 阿拉斯加到的白令海海岸奧勒岡州-加州的邊緣,美國。
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 13.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 2850)
背棘 (总数) : 5 - 8; 背的软条 (总数) : 5 - 7; 臀棘: 0; 臀鳍软条: 6 - 8. Dorsal fins moderately developed and placed fairly close together; caudal rounded; anal fin originating about halfway below interspace between dorsal fins; pectoral fins with lower 5 0r 6 rays extending well beyond membrane; pelvic fins reduced (Ref. 6885). Greenish gray to light brown on dorsal surface, very light brown on ventral surface; 5 or 6 dark brown saddle-like markings across back and on sides; dark brown bars on dorsal and caudal fins; paired fins light (Ref. 6885).
Body shape (shape guide): elongated.
背鳍适度发展的而且放置相当靠拢在一起; 尾鳍圆的; 起点大约在臀鳍下面中点上的在背鳍之间的间隔; 胸鳍有低的 50 r 6个延伸的鳍条越过薄膜; 腹鳍缩小的。 (参考文献 6885) 灰绿色到淡褐色在背面上, 在腹面上的最淡褐色; 横过背面的 5 或 6个深褐色的像鞍状斑一样的斑纹与在侧边上; 在背鳍与尾鳍鳍上的深褐色的横带; 偶鳍淡色的.(参考文献 6885)
Inhabits rocky areas (Ref. 2850).
栖息于岩石区。 (参考文献 2850)
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
東太平洋: 阿拉斯加到的白令海海岸奧勒岡州-加州的邊緣,美國。
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
人类利用
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特别资料
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网络资源
基于模型的估算
系统发育多样性指数 (参考文献 82804) |
PD50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref. 93245). |
营养阶层 (参考文献 69278) |
3.2 ±0.4 se; based on size and trophs of closest relatives |
回复力 (参考文献 120179) |
高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.). |
渔业脆弱性 (Ref. 59153) |
Low vulnerability (25 of 100). 🛈 |