分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Ophidiiformes (Cusk eels) >
Dinematichthyidae (Viviparous brotula)
Etymology: Diancistrus: Greek, di = two + Greek, agkistron = hook (Ref. 45335); katrineae: Named for Katinae Worsaae, wife of P.R. Møller.
Eponymy: Katrine Worsaae is the wife of the second author, who thanked her for her ‘most valuable support’ during the many hours he invested in the study of this genus. (Ref. 128868), visit book page.
More on authors: Schwarzhans, Møller & Nielsen.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 礁区鱼类; 深度上下限 ? - 20 m (Ref. 57884).
Southeastern Pacific: French Polynesia, Cook and Pitcairn Islands.
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 10.2 cm SL 雄鱼/尚未辨别雌雄; (Ref. 57884); 7.8 cm SL (female)
简单描述
检索表 | 型态特徵 | 形态测量图
背的软条 (总数) : 78 - 86; 臀鳍软条: 63 - 69; 脊椎骨: 44 - 46. This species is characterized by the following: Vertebrae 11-12+33-35=44-46, dorsal fin rays 78-86, anal fin rays 63-69; eyes large (2.0-3.1% SL), D/V 6; outer pseudoclasper large, broad, wing-shaped, with concave inner face; inner pseudoclasper joined to outer pseudoclasper anteriorly, thin, with narrow base and single-pointed tip extending over anterior part of outer pseudoclasper; moderately broad scale patch on cheek with 5-8 scale rows, large scale patch on operculum above opercular spine (13-21 scales) and separated smaller scale patch below opercular spine (3-7 scales); head is massive and thick (Ref. 57884).
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Schwarzhans, W., P.R. Møller and J.G. Nielsen, 2005. Review of the Dinematichthyini (Teleostei, Bythitidae) of the Indo-West-Pacific. Part I. Diancistrus and two new genera with 26 new species. The Beagle, Records of the Museum and Art Galleries of the Northern Territory 21:73-163. (Ref. 57884)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-2)
人类利用
工具
特别资料
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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=0.00389 (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 (Ref.
69278): 3.4 ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
![Image of Diancistrus katrineae (Katrine\](/images/thumbnails/gif/tn_Dikat_m0.gif "Image of Diancistrus katrineae (Katrine\")
