分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Eupercaria/misc (Various families in series Eupercaria)
鱸形目 (Various families in series Eupercaria) >
Labridae (Wrasses)
隆頭魚科 (Wrasses) > Xyrichtyinae
Etymology: Ammolabrus: Greek, ammos = sand + see Labrus; dicrus: From the Greek dikros, forked, in reference to the forked caudal fin..
More on authors: Randall & Carlson.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 底中水层性; 深度上下限 7 - 18 m (Ref. 26794). 熱帶
分布
国家 | FAO区域 | 生态系 | 标本纪录 | Point map | 简介 | Faunafri
Eastern Central Pacific: known only from O'ahu, Hawaiian Islands.
中太平洋東部: 已知只來自 O'ahu ，夏威夷群島了。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 9.4 cm SL 雄鱼/尚未辨别雌雄; (Ref. 26794)
背棘 (总数): 9; 背的软条 (总数): 12; 臀棘 3; 臀鳍软条: 12; 脊椎骨: 25. Flexible anal fin spines; 19 or 20 + 5 or 6 pored lateral line scales with single horizontal tubule, ending in a pore; scales thin and rhomboidal, those of thorax and anterior abdomen smaller than those of side of body; head naked except for 2 small scales dorsally on opercle and diagonal row of 5 partially embedded scales behind eye; no median predorsal scales; 3 small median prepelvic scales; anterior third of prepelvic region naked; branchiostegal rays 6; upper jaw strongly protrusible, median process of premaxilla extending to above anterior pupil edge; body moderately elongate, the depth 4.2-4.45 in SL; dorsal part of head from front of snout to origin of dorsal fin with a fleshy median ridge, the interorbital space high and triangular when viewed from the front; interorbital space narrowest anteriorly; caudal fin small, 1.45-1.65 in head length; pelvic fins small, 2.2-3.05 in head length (Ref. 26794).
柔韧有弹性的臀鳍棘; 19 或 20+5 或 6条有细孔的侧线鳞片有被末端形成一个孔的单一水平的细管; 鳞片细而长菱形的, 比身体侧边的小的胸的与前面的腹部; 头部裸露的除了 2个小鳞片在鳃盖与斜线列背面上 5 部份地深入的鳞片在后眼; 没有中央的前背鳞片; 3个小的中央腹鳍前的鳞片; 腹鳍前区域的前三分之一裸露的; 鳃条骨 6; 上颌强烈能伸展, 延伸至前面的瞳孔边缘上方的前颌骨的中动脉突起; 身体中等细长的, 深度 4.2-4.45 分之一标准体长; 从吻部前面到背鳍起点的头部的背部部份具有一个肉质的中央脊，眼间隔高而三角形的何时从前面看; 眼间隔狭窄的前面地; 尾鳍小的,1.45-1.65 分之一头长; 腹鳍小的,2.2-3.05 分之一头长.(参考文献 26794)
Adults are found over open sand bottom, in small, swift-swimming schools (Ref. 26794). Feed on zooplankton above the substratum (Ref. 26794, 58466). Oviparous, distinct pairing during breeding (Ref. 205).
发现在开放的砂质底部上了, 在小的, 快速游动的鱼群.(参考文献 26794) 吃在下层土壤上面的浮游动物。 (参考文献 26794)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Oviparous, distinct pairing during breeding (Ref. 205).中太平洋東部: 已知只來自 O'ahu ，夏威夷群島了。
Parenti, P. and J.E. Randall, 2000. An annotated checklist of the species of the labroid fish families Labridae and Scaridae. Ichthyol. Bull. J.L.B. Smith Inst. Ichthyol. (68):1-97. (Ref. 35918)
人类利用
更多信息
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 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00676 (0.00275 - 0.01660), b=3.05 (2.84 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.3 ±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).
