分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Beryciformes (Sawbellies) >
Melamphaidae (Bigscale fishes or ridgeheads)
Etymology: Melamphaes: Greek, melan, -anos = black + Greek, amphi = both side (Ref. 45335); pachystomus: The species name pachystomus (Greek) means "stout", which indicates the body shape of this species (Ref. 87970).
环境:氛围 / 气候带 / 深度上下限 / 分布范围
生态学
海洋 深海区的; 深度上下限 900 - 1000 m (Ref. 87970). ; 7°S - 8°S, 80°W - 81°W
分布
领土 | FAO区域 | 生态系 | 标本纪录 | 分布图 | 简介 | Faunafri
Southeast Pacific: Peruvian coast.
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 7.2 cm SL 雄鱼/尚未辨别雌雄; (Ref. 87970)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 3; 背的软条 (总数) : 14 - 15; 臀棘: 1; 臀鳍软条: 8; 脊椎骨: 28 - 29. The species is characterized by the following: first gill arch with 22 rakers; total vertebrae 28-29, 11 abdominal and the haemal arch of the first caudal vertebra is without a spur; D III,14-15; P15; ventral fin with 7 soft rays; ventral fin starts under the vertical line of the posterior margin of the pectoral fin basement; anal fin starts after the vertical line of the last ray of the dorsal fin; operculum with 4 scales (Ref. 87970).
Body shape (shape guide): fusiform / normal.
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Kotlyar, A.N., 2011. Revision of genus Melamphaes (Melamphaidae). II. Multi-raker species: M. polylepis, M. falsidicus sp. nova, M. pachystomus sp. nova, M. macrocephalus, M. leprus. J. Ichthyol. 51(8):658-661. (Ref. 87970)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
人类利用
渔业: bycatch
工具
特别资料
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网络资源
基于模型的估算
系统发育多样性指数 (参考文献 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01096 (0.00451 - 0.02668), b=3.10 (2.89 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
营养阶层 (参考文献 69278) |
3.5 ±0.2 se; based on size and trophs of closest relatives |
回复力 (参考文献 120179) |
中等的, 族群倍增时间最少 1.4 - 4.4年 (Preliminary K or Fecundity.). |
渔业脆弱性 (Ref. 59153) |
Moderate vulnerability (41 of 100). 🛈 |