分类 / 名称
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Teleostei >
Perciformes/Cottoidei (Sculpins) >
Cottidae (Sculpins)
Etymology: Andriashevicottus: Because of Anatoly Petrovich Andriashev, Russian naturalist, 1910 + Greek, kottos = a fish without identificaction; megacephalus: From the Greek megas meaning large, and the Greek cephale meaning head, in reference to its large head.
Eponymy: Professor Dr Anatoly Petrovich Andriyashev (1910–2009) was a Russian marine biologist. [...] (Ref. 128868), visit book page.
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 100 - ? m (Ref. 41742). 北方生物帶
分布
领土 | FAO区域 | 生态系 | 标本纪录 | 分布图 | 简介 | Faunafri
Northwest Pacific: known only from the holotype taken from off Simushir Island, Kuril Islands.
西北太平洋: 從外海的 Simushir 島，千島群島只有被採自的正模式標本了。
大小 / 重量 / 年龄
成熟度: Lm ? range ? - ? cm
Max length : 23.6 cm TL 雄鱼/尚未辨别雌雄; (Ref. 41742)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 9; 背的软条 (总数) : 20; 臀鳍软条: 13; 脊椎骨: 40. Head large; subopercle spines 4, upper one is largest, bent upward, forked; no spines and crests on occiput; scales on the head in dorsal view stretch forward along the interorbital space to the anterior margin of the eye; in lateral view, scales drop to the level of the lower posterior margin of the eye, the suborbital support and upper preopercular spine; body scales below the base of dorsal spine in the form of a band with irregular diagonal rows, in a row along the lateral line and in a spot under the pectoral fin behind the upper margin of its base. 2 nostrils; branchiostegal membranes united and free of isthmus; well developed pseudobranch; a small opening behind the 4th gill arch (Ref. 41742).
头部大的; 子鳃盖棘 4, 上面的大, 弯曲向上的, 叉型; 没有在后脑部上的棘与冠; 在头部上的鳞片从背面观察可伸缩的向前沿着眼的眼间隔到前缘; 在侧面中，鳞片降低眼的下面后缘的到水平，眶下的支持与上面的前鳃盖骨棘; 在背鳍基底棘之下的身体鳞片形成一条条纹有不规则的斜列, 形成一列沿着侧线与在它的基底的上缘后面的胸鳍下面的一个斑点中。 2个鼻孔; 鳃盖薄膜联合了与峡部分离; 发展良好的伪鳃; 在第 4个鳃弓后面的一个小的开口.(参考文献 41742)
Minimum depth from Ref. 58018.
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
西北太平洋: 從外海的 Simushir 島，千島群島只有被採自的正模式標本了。
Fedorov, V.V., 1990. Andriashevicottus megacephalus gen. et sp. n. (Cottidae) from the coastal waters of the Kuril Islands. J. Ichthyol. 30(6):122-131. (Ref. 41742)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
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基于模型的估算
首选温度 (参考文献
123201): 0.8 - 3.6, mean 1.2 °C (based on 6 cells).
系统发育多样性指数 (参考文献
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00603 (0.00290 - 0.01252), b=3.14 (2.96 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (参考文献
69278): 3.5 ±0.5 se; based on size and trophs of closest relatives
回复力 (参考文献
120179): 低的, 最小族群倍增时间4.5 - 14 年 (Preliminary K or Fecundity.).
渔业脆弱性 (Ref.
59153): Low vulnerability (14 of 100).
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