Common names from other countries
分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Siluriformes (Catfishes) >
Trichomycteridae (Pencil or parasitic catfishes) > Trichomycterinae
Etymology: Trichomycterus: Greek, thrix = hair + Greek, mykter, -eros = nose (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性. 亚热带的
South America: endemic to Argentina.
南美洲: 阿根廷的特有种。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 9.7 cm SL 雄鱼/尚未辨别雌雄; (Ref. 52833)
简单描述
型态特徵 | 形态测量图
背的软条 (总数): 10-12; 臀鳍软条: 9 - 11; 脊椎骨: 38 - 39. Head and cheek musculature hypertrophied, head shape square in dorsal view; first pectoral fin ray prolonged as a thin, short filament; tip of pelvic fin when depressed not reaching the anus; pectoral fin rays 7-8; pelvic fin short, not extending posteriorly to reach the anus; premaxilla with outer row teeth incisiform, not spatulate (Ref. 52833).
头部与颊的肌肉组织肥大, 头部形状正方形从背面观察; 第一个延长的胸鳍鳍条作为一个细又短的丝状突起; 腹鳍的顶端当扁平的不达到肛门; 胸鳍鳍条 7-8; 腹鳍短, 不向后延伸达到肛门; 前颌骨用外部的列齿凿状牙, 不是竹片状.(参考文献 52833)
Found in a small, clear-water stream with sandy bottom at an elevation of approximately 4,050 m (Ref. 52833). Feeds on aquatic insects (Ref. 52833).
发现于一个小且清澈-水水流了且底部为沙地的地方在海拔大约 4,050 公尺.(参考文献 52833) 吃水生昆虫。 (参考文献 52833)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
南美洲: 阿根廷的特有种。
Fernández, L. and S.A. Schaefer, 2003. Trichomycterus yuska, a new species from high elevations of Argentina (Siluriformes: Trichomycteridae). Ichthyol. Explor. Freshwat. 14(4):353-360. (Ref. 52833)
CITES (Ref. 128078)
Not Evaluated
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
参考文献养殖养殖信息品种遗传学Electrophoreses遗传率疾病加工Mass 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=0.00977 (0.00319 - 0.02993), b=3.02 (2.77 - 3.27), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.2 ±0.40 se; based on food items.
回复力 (Ref.
120179): 低的, 最小族群倍增时间4.5 - 14 年 (Assuming Fec < 100).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
