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Pethia sp. 'Myanmar'

Pethia sp. 'Myanmar'

概要

字段值
类别鱼
学名Pethia sp. 'Myanmar'
分类鲤形目 Cypriniformes › 鲤科 Cyprinidae › Pethia
水体淡水
原产地缅甸
成体体长5.5 cm
饲养难度入门
最小水体68 L
最小缸长75 cm
群居方式群游
性情温和
外部数据seriouslyfish pethia-sp-myanmar

水质参数

参数耐受范围最适范围单位
水温18–24—°C
pH6–7.5——
总硬度1–10—dGH

概述

Pethia sp. 'Myanmar' 是身份尚未厘清的小型群居鱼,商品中经常被误标为 Pethia tiantian 或使用相同俗名。购入时应把商品标签与实际身份分开看,不能据此认定两者是同一种。

分布与栖息地

据称采自缅甸北部,但具体产地尚未确认,也没有可明确采用的野外栖境描述。

饲养环境

布景适应性较好,深色底床和密植水草通常能衬出更好的体色。浮水植物、沉木和根枝可以柔化光线、形成遮蔽。

过滤不必很强,但适度水流有益,也可采用有流水的溪流式布置。

食性与喂食

野外可能搜食藻类、硅藻、有机碎屑,以及昆虫、蠕虫、小型甲壳动物和其他浮游动物,尚不能视为已确认的完整食谱。

缸中容易接受饵料。以优质薄片、颗粒搭配规律的小型活饵或冷冻红虫、水蚤、丰年虾,并选用部分含植物或藻成分的干粮。

习性与混养

通常性情温和,可与水质、体型相容的小型鱼混养。八至十条或更多的雌雄混合群体较合适,其他群居鱼也能增加安全感。

同种数量充足时,雄鱼更多地相互展示、建立群体位次,颜色和行为会更自然。

雌雄区分

成年雄鱼一般比雌鱼小而纤细,花纹和色彩也更鲜明。

繁殖

尚无可采用的人工繁殖记录。

补充说明

目前仍以未描述种名称流通,不宜套用 Pethia tiantian 的产地或鉴别细节。Pethia 属在原先广义的 Puntius 属拆分后建立,旧商品标签因此还可能沿用旧属名。

图片

图片来自 SeriouslyFish,版权归各摄影者所有。

Pethia sp. 'Myanmar'
This fish appears to be an undescribed species. · 摄影:Colin Dunlop
Pethia sp. 'Myanmar'
It has been widely misidentified as the congener P. tiantian. · 摄影:H-J Chen
English

Overview

An unresolved identity is the main complication with Pethia sp. 'Myanmar'. This small shoaler is often sold under the name Pethia tiantian, although the two should not be treated as interchangeable merely because their trade labels overlap.

Distribution & habitat

Northern Myanmar is the reported collecting area, but the locality has not been confirmed. A dependable description of its natural habitat is also unavailable.

Aquarium setup

Plant cover over a dark substrate brings out the fish's appearance. Add floating vegetation and branching wood to soften the light and provide sheltered spaces.

Decoration is otherwise flexible. Powerful filtration is unnecessary, though some movement is appreciated and a flowing stream-style aquarium is suitable.

Diet & feeding

A mixture of algae, diatoms, organic debris, insects, worms, small crustaceans, and other zooplankton is presumed to support wild fish. The exact natural diet remains unconfirmed.

Captive feeding is straightforward. Offer quality flakes or granules together with regular live or frozen bloodworms, water fleas, and Artemia. Some prepared foods should contain plant or algal ingredients.

Behaviour & compatibility

Its generally peaceful behavior permits a community of compatible small fishes with matching water requirements. A mixed-sex group of at least eight to ten is preferable, and additional shoaling companions can help it feel secure.

With enough conspecifics present, males direct more of their attention toward display and social ranking. This encourages more natural behavior and stronger color.

Sexual dimorphism

Mature males tend to be smaller and more slender, with stronger markings and color than females.

Breeding

No practical captive breeding account is available.

Notes

The provisional name reflects an unresolved species identity. Localities and diagnostic features of Pethia tiantian should not be transferred to these fish without identification. Older labels may also use Puntius, the broader genus from which Pethia was separated.

来源

ID: pethia-sp-myanmar · 文件: data/species/pethia-sp-myanmar.md · 状态: 草稿