分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Osteoglossiformes (Bony tongues) >
Mormyridae (Elephantfishes)
Etymology: Petrocephalus: Latin, petra = stone + Greek, kephale = head (Ref. 45335); wesselsi: Named for Pierre Wesselsi..
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 大洋性. 亞熱帶的
Africa: Incomati River system (Sabie River forms a part of it), the Blyde and Letaba rivers that both drain into the Limpopo river system (a major independent system), and in the Pongola River (Natal) (Ref. 38306, 52193).
非洲: 兩者流入凌波波河 (一個主要的獨立系統) 的 Incomati 河流域 (Sabie 河形成一個它的部份), Blyde 與 Letaba 河, 與在 Pongola 河 (納塔爾) 中.(納塔爾)
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 11.4 cm SL 雄鱼/尚未辨别雌雄; (Ref. 38306); 10.9 cm SL (female)
简单描述
型态特徵 | 形态测量图
背棘 (总数): 0; 背的软条 (总数): 18-21; 臀棘 0; 臀鳍软条: 25 - 28.
Inhabits fast flowing, major, perennial river, bordered by dense, subtropical or tropical vegetation (Ref. 38306).
栖息于快速地流动, 终年不断的河川主流, 与密集的，亚热带的或热带的植物接壤了。 (参考文献 38306)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
非洲: 兩者流入凌波波河 (一個主要的獨立系統) 的 Incomati 河流域 (Sabie 河形成一個它的部份), Blyde 與 Letaba 河, 與在 Pongola 河 (納塔爾) 中.(納塔爾)
Kramer, B. and F.H. van der Bank, 2000. The southern churchill, Petrocephalus wesselsi, a new species of mormyrid from South Africa defined by electric organ discharges, genetics, and morphology. Environ. Biol. Fishes 59(4):393-413. (Ref. 38306)
人类利用
更多信息
俗名同种异名新陈代谢捕食者生态毒物学繁殖成熟度产卵场产卵群集孕卵数卵卵的发育
年龄范围成长体长-体重体长-体长体长-频率形态测量图型态特徵仔鱼稚鱼动力学入添量丰度BRUVS
参考文献养殖养殖信息品种遗传学Electrophoreses遗传率疾病加工NutrientsMass conversion
合作者照片Stamps, Coins Misc.声音神经毒速度泳型鳃区Otoliths脑重体重比眼睛色素
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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=0.01585 (0.00697 - 0.03603), b=2.85 (2.67 - 3.03), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.2 ±0.4 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).
