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玩缸知识库

Garra poecilura

Garra poecilura

概要

字段值
类别鱼
学名Garra poecilura
分类鲤形目 Cypriniformes › 鲤科 Cyprinidae › Garra
水体淡水
原产地缅甸
成体体长4.5 cm
饲养难度入门
群居方式群游
外部数据seriouslyfish garra-poecilura;fishbase 61930

概述

Garra poecilura 是缅甸若开山脉东坡小溪记录到的墨头鱼属鱼,体侧有不太清晰的暗带或暗斑,尾鳍有两列竖向排列的黑点。圆吻和尾纹可作为辨认起点。

分布与栖息地

已知仅见于模式点 Naung Pin Thar Chaung,一条流出若开山脉东坡、属于伊洛瓦底江水系的小支流。

1998 年采集时,溪流位于以竹林为主的丘陵,宽约 1~2 m、最大深度约 0.5 m,水清澈无色,以中等流速经过岩石、砾石底。林木使部分河段有阴影,另一些位置较开阔。

补充说明

吻部圆,没有明显吻突,吻叶上有疣突;具有两对口须,背前区、胸腹都有鳞。侧线约二十九枚鳞,尾柄周围约十六列鳞。鳃盖上端后方有一枚深褐斑,与体侧模糊暗纹、尾鳍双列黑点组成较有用的特征组合。

同属鱼的附着口部并不能独立确定身份。保留尾纹、吻形和具体采集河流的信息,有助于与外形近似成员区分。

图片

图片来自 SeriouslyFish,版权归各摄影者所有。

Garra poecilura
Specimen from the Singapore aquarium trade. · 摄影:Leo Chan
English

Overview

Recorded from a small stream on Myanmar's eastern Rakhine Yoma, Garra poecilura has an indistinct flank band or blotches and two vertical rows of dark spots on the tail. Its rounded snout and tail pattern offer initial identification clues.

Distribution & habitat

The only known locality is Naung Pin Thar Chaung, a minor Irrawaddy tributary draining the mountain range's eastern slope.

During the 1998 collection, the stream ran through bamboo-dominated hills. It was about 1–2 m wide and no more than 0.5 m deep, carrying clear colorless water at moderate speed over rock and gravel. Some sections were shaded by forest and others more open.

Notes

The rounded snout lacks a pronounced proboscis but bears tubercles on its rostral lobes. Two barbel pairs, scales before the dorsal fin and on the chest and belly, approximately 29 lateral-line scales, and sixteen rows around the tail base contribute to identification. A brown spot behind the upper gill-cover margin complements the vague flank pattern and paired rows of tail spots.

An adhesive mouth alone cannot identify a Garra. Tail markings, snout shape, and collection drainage together help distinguish similar members.

来源

ID: garra-poecilura · 文件: data/species/garra-poecilura.md · 状态: 草稿