分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Siluriformes (Catfishes) >
Akysidae (Stream catfishes) > Akysinae
Etymology: Akysis: Derived from Greek, a = without + Greek, kysthos = bladder (Ref. 45335); fuliginatus: From the Latin fuliginatus, meaning sooty, in reference to the dark coloration of this species..
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 居于水底的. 热带
Asia: Mekong River in Cambodia.
亚洲: 在柬埔寨的湄公河。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 2.2 cm SL 雄鱼/尚未辨别雌雄; (Ref. 56231)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 2; 背的软条 (总数) : 5; 臀鳍软条: 10; 脊椎骨: 32. Overall dark-colored body devoid of lighter-colored markings. Length of adipose-fin base 15.1-19.5% SL. Body depth at anus 14.1-16.6% SL. Caudal peduncle depth 10.1-10.5-% SL. Interorbital distance 41.7-45.5% HL. Lack of suborbital depression. Ventralmost extent of gill opening one-third distance from ventral midline of body to base of pectoral spine. Absence of serration on posterior edge of pectoral spine. Truncate caudal fin (Ref. 56231).
整体的深色身体没有颜色较淡斑纹。 脂鳍基底 15.1-19.5% SL 的长度。 在肛门 14.1-16.6% SL 的体高。 尾柄深度 10.1-10.5-% SL。 眼间距 41.7-45.5% HL。 没有眶下的凹洼。 鳃裂从身体的腹中线到胸鳍基底棘的三分之一距离的最下面范围。 在胸棘的后缘上没有锯齿。 截形尾鳍.(参考文献 56231)
描述: 背鳍鳍条 2,4,i; 臀鳍棘条 iii,5,ii ， iii,6,i; 胸鳍鳍条 I,6; 腹鳍鳍条 i,5.(参考文献 56231)
Found among roots in a small stream (Ref. 56231).
在一个小的水流中发现于根中了。 (参考文献 56231)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
亚洲: 在柬埔寨的湄公河。
Ng, H.H. and W.J. Rainboth, 2005. Four new species of Akysis (Teleostei: Siluriformes: Akysidae) from mainland Southeast Asia, with comments on A. similis. Raffles Bull. Zool. Supplement (13):33-42. (Ref. 56231)
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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=0.00389 (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): 3.1 ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
