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Hypancistrus sp. · L136

Hypancistrus sp.

概要

字段值
类别鱼
学名Hypancistrus sp.
别名L136a、L136b、L136c、LDA05、LDA06
分类鲶形目 Siluriformes › 骨甲鲶科 Loricariidae › Hypancistrus
水体淡水
原产地巴西
成体体长9 cm
饲养难度中等
最小水体81 L
最小缸长90 cm
群居方式群游
性情温和
外部数据seriouslyfish hypancistrus-sp-l136
繁殖方式附着产卵

水质参数

参数耐受范围最适范围单位
水温23–29—°C
pH5–7——
总硬度1–12—dGH

概述

L136(Hypancistrus sp.)是尼格罗河流域的未定名异型,斑纹变化较大,因而出现多个相近编号。性情温和且已有人工繁殖,但应保留来源,避免同属鱼混养造成杂交。

分布与栖息地

L136 及其变体采自巴西亚马孙州尼格罗河流域,尤其是巴塞卢斯地区汇入尼格罗河中游的德米尼河。LDA05、LDA06 的详细采地不清楚,只是推测在附近。

饲养环境

缸底至少约 90 × 30 cm。用岩石、砂、细砾和圆石构成溪流环境,沉木、陶管或花盆提供缝隙、暗处和视线遮挡。

对有机污染积累不耐受,每周换约 30%~50% 水,保持清洁、良好溶氧和一定水流,按需要结合过滤、造流与气石。

食性与喂食

野外可能杂食,并偏向水生无脊椎动物和其他小动物。缸养提供沉底粮、水蚤、蚊幼虫、红虫、虾肉等多样食物,搭配适量鲜果蔬及焯煮马铃薯。凝胶饵可同时包含蔬菜、螺旋藻和动物原料。

习性与混养

性情温和,可以选择条件相符的伙伴。不要与其他同属异型合养繁殖,以减少杂交;共享近似花纹不代表身份相同。

雌雄区分

成熟雄鱼头部较宽,胸鳍首鳍条和鳃盖附近齿突更发达。俯视雄鱼通常较修长,雌鱼较粗壮。

繁殖

洞内产卵,由雄鱼照顾后代,已有规律的人工繁殖记录。繁殖群与后代应保留编号及来源,避免把不同斑纹标签误当确认独立种。

补充说明

L136a、L136b、L136c 等标签反映多变花纹,正式身份仍未解决,不能只按斑点大小擅自改学名。

图片

图片来自 SeriouslyFish,版权归各摄影者所有。

Hypancistrus sp.
Specimen from the German aquarium trade. · 摄影:Enrico Richter
Hypancistrus sp.
Specimen from the rio Demini, Brazil. · 摄影:Enrico Richter
Hypancistrus sp.
Specimen from the U.K. aquarium trade. · 摄影:Neil Woodward
Hypancistrus sp.
Specimen from the German aquarium trade. · 摄影:Enrico Richter
English

Overview

L136 is an undescribed Hypancistrus from the Negro drainage with variable spotting and several associated trade codes. It is peaceful and regularly bred in aquaria, but provenance and separation from other members of the genus remain important.

Distribution & habitat

L136 forms are collected in Brazil's Amazonas State, especially the Demini, which joins the middle Negro around Barcelos. Detailed origins of LDA05 and LDA06 are unclear and only presumed to lie nearby.

Aquarium setup

Provide at least a 90 × 30 cm footprint. Arrange rocks, sand, gravel, and rounded stones with wood, ceramic pipes, or pots to form shaded crevices and visual barriers.

Avoid organic accumulation. Weekly water changes of approximately 30–50%, good oxygenation, and some movement are appropriate, using filtration, circulation, or aeration as necessary.

Diet & feeding

Wild fish are probably omnivorous with a preference for aquatic invertebrates and other small animals. Offer sinking foods, water fleas, mosquito larvae, bloodworms, and shrimp meat, with suitable fruit or lightly cooked potato. Gel foods can combine vegetables, spirulina, and animal ingredients.

Behaviour & compatibility

Its peaceful disposition allows carefully chosen companions sharing its conditions. Do not combine breeding groups with other Hypancistrus, because similar-looking fish may hybridize.

Sexual dimorphism

Mature males have broader heads and stronger pectoral and gill-cover odontodes. Viewed from above, males are generally slimmer and females stockier.

Breeding

Regular aquarium reproduction is documented. Eggs are laid in caves and tended by males. Keep codes and provenance with parents and offspring rather than treating every spotting label as an established species.

Notes

Labels such as L136a, L136b, and L136c reflect variable appearance. The unresolved formal identity should not be replaced solely from differences in spot size.

来源

ID: hypancistrus-sp-l136 · 文件: data/species/hypancistrus-sp-l136.md · 状态: 草稿