分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cichliformes (Cichlids, convict blennies)
鱸形目 (Cichlids, convict blennies) >
Cichlidae (Cichlids)
麗魚科 (Cichlids) > Cichlasomatinae
Etymology: Laetacara: Latin, laetus = happy + tupí, guaraní acará = a name of a fish (Ref. 45335); araguaiae: Named for Araguaia, the river basin where the species was found.
More on authors: Ottoni & Costa.
环境:氛围 / 气候带 / 深度上下限 / 分布范围
生态学
; 淡水 底中水层性.
分布
领土 | FAO区域 | 生态系 | 标本纪录 | 分布图 | 简介 | Faunafri
South America: Rio Verde, rio Araguaia basin in central Brazil.
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 3.6 cm SL 雄鱼/尚未辨别雌雄; (Ref. 80972)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 14 - 15; 背的软条 (总数) : 7 - 8; 臀棘: 3; 臀鳍软条: 7 - 9; 脊椎骨: 24. Diagnosed from all other species of the genus by having the following combination of characters: dorsal-fin rays 7-8; narrow ectopterygoid; head depth 80.0-88.7 % mm HL; snout length 26.7-32.2 % mm HL; scales on longitudinal series 23-25; no spot on dorsal-fin; cycloid scales on the head sides; presence of a caudal-fin base spot; total vertebrae 24; scales on the upper the lateral line 12-14; scales on the lower lateral line 6-8; and absence of a dark dot at the edge of each scale on the midlateral portion of the flank (Ref. 80972).
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Ottoni, F.P. and W.J.E.M Costa, 2009. Description of a new species of Laetacara Kullander, 1986 from central Brazil and re-description of Laetacara dorsigera (Heckel, 1840) (Labroidei: Cichlidae: Cichlasomatinae). Vertebr. Zool. 59(1):41-48. (Ref. 80972)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
人类利用
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 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.02138 (0.01011 - 0.04522), b=3.05 (2.87 - 3.23), 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) |
3.1 ±0.4 se; based on size and trophs of closest relatives |
渔业脆弱性 (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |