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玩缸知识库

奈里朴丽鱼

奈里朴丽鱼

概要

字段值
类别鱼
学名Pundamilia nyererei
别名奈里樸麗魚、Haplochromis nyererei
分类慈鲷目 Cichliformes › 慈鲷科 Cichlidae › Pundamilia
水体淡水
原产地肯尼亚、坦桑尼亚、乌干达;该种明确记录在维多利亚湖南部坦桑尼亚水域
成体体长8 cm
饲养难度中等
最小水体243 L
最小缸长120 cm
群居方式群游
外部数据seriouslyfish pundamilia-nyererei;fishbase 6800
食性杂食
性情攻击性
领地性是
繁殖方式口孵

水质参数

参数耐受范围最适范围单位
水温23–27—°C
pH7–8.5——
总硬度4–15—dGH

概述

奈里朴丽鱼(Pundamilia nyererei)是维多利亚湖岩岸慈鲷,雄鱼体色随产地变化明显。繁殖品系应带清楚采集地点信息,避免将不同种群或同属鱼混合。

分布与栖息地

维多利亚湖岸分属肯尼亚、乌干达与坦桑尼亚,但本种明确记录仅来自湖南部坦桑尼亚水域,包括姆万扎湾等地,北界似在乌凯雷韦岛南岸。至少有十一处种群,主要栖于岛周岩岸,尤其台阶状岩面。

饲养环境

底面积至少约 120 × 45 厘米。它不需很大的开阔泳区,可用稳固石堆占据大部分空间,形成多条被遮挡的视线与躲避路线。

食性与喂食

天然杂食,主要摄取水生无脊椎动物和浮游动物。活饵、冷冻丰年虾、水蚤等应占一定比例,搭配含植物成分的优质干粮。

习性与混养

雄鱼攻击性强,遮蔽不足时会杀死其他雄鱼,个别雌鱼也可能成为目标,应每雄配多雌。混养其他维多利亚湖鱼时避免同属和不同地域型混入;部分马拉维湖岩栖鱼可考虑,但需匹配性情。

雌雄区分

雄鱼更大,颜色也更鲜明。

繁殖

雌鱼口孵,专缸一雄至少三雌较合适,可从幼鱼群培养。雄鱼成熟后选择产卵场所并驱逐其他雄鱼,雌鱼分批产卵、立即收入口中,再啄雄鱼臀鳍卵点时取得精子。约含三周后释放平游鱼苗,可喂丰年虾无节幼体、微虫及粉粮。

图片

图片来自 SeriouslyFish,版权归各摄影者所有。

奈里朴丽鱼
雄鱼 · Adult male from Mwanza in the southern part of Lake Victoria. · 摄影:Unimati.dk
奈里朴丽鱼
View of Lake Victoria from Munyonyo, Uganda. · 摄影:Michael Slade
奈里朴丽鱼
Females are less colourful than males. · 摄影:Suephoto
奈里朴丽鱼
雄鱼 · Young, dominant male; Ruti Island population. · 摄影:Suephoto
奈里朴丽鱼
雌鱼 · Head detail of female. · 摄影:Suephoto
奈里朴丽鱼
雄鱼 · Adult male; population unknown. · 摄影:Phil Sieradzan
奈里朴丽鱼
雄鱼 · Subadult male; Ruti Island population. · 摄影:Suephoto
奈里朴丽鱼
雄鱼 · Young, subdominant male, Ruti Island population. · 摄影:Suephoto
English

Overview

Locality is important when keeping Pundamilia nyererei: male coloration varies among populations, and breeding lines should retain collection details. Mixing populations or related species risks losing those distinctions through hybridization.

Distribution & habitat

Although Lake Victoria spans three countries, confirmed records for this species are limited to its southern Tanzanian portion. Localities include Mwanza Gulf, with the southern shore of Ukerewe Island apparently marking the northern limit. At least eleven populations are known. Rocky island margins, particularly shelf-like formations, are favored.

Aquarium setup

Use at least about a 120 by 45 cm footprint. Much of the space can hold stable rockwork because broad open swimming areas are less important than sheltered routes and broken sight lines.

Diet & feeding

The natural diet is omnivorous but weighted toward aquatic invertebrates and zooplankton. Include plenty of live or frozen foods alongside quality prepared products containing vegetable ingredients.

Behaviour & compatibility

Males can kill rivals when cover is inadequate, and individual females may also receive excessive attention. Keep several females per male. Compatible Victorian or certain Malawian rock cichlids may be possible, but avoid other Pundamilia and mixed locality lines.

Sexual dimorphism

Males are larger and more colorful than females.

Breeding

A single male with at least three females forms a practical breeding group, which can be raised from juveniles. The male defends a site against rivals. The female gathers successive batches of eggs, receiving sperm as she responds to the anal-fin spots. After roughly three weeks of incubation, released fry accept brine shrimp nauplii, microworms, and powdered foods.

来源

ID: pundamilia-nyererei · 文件: data/species/pundamilia-nyererei.md · 状态: 草稿