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玩缸知识库

东方墨头鱼

东方墨头鱼

概要

字段值
类别鱼
学名Garra orientalis
别名東方墨頭魚、Garra rhynchota、Garra schismatorhyncha
分类鲤形目 Cypriniformes › 鲤科 Cyprinidae › Garra
水体淡水
原产地中国
成体体长12 cm
外部数据seriouslyfish garra-orientalis;fishbase 14456

概述

东方墨头鱼(Garra orientalis)吻部有向前突出的三裂结构,前缘密生小突起。体后部可有数条隐约纵纹,但不具某些相似种的尾柄大黑斑,比较这些特征有助于辨识。

分布与栖息地

广布中国南方,已有珠江和闽江等流域记录,模式产地在福建南平附近。海南记录仍需确认;过去来自云南及缅甸萨尔温江、伊洛瓦底江上游的报告现被认为是其他种。偏好石质急流源头与支流,水清而富氧。

补充说明

吻突下缘向前离开吻面,体后纵纹通常不强烈。辨识时还应结合尾柄及尾鳍是否有深色斑块,不宜只因吻部形状接近就忽略其他差异。

图片

图片来自 SeriouslyFish,版权归各摄影者所有。

东方墨头鱼
雄鱼 · Adult male specimen. · 摄影:CAFS
English

Overview

A forward-projecting, three-lobed snout process characterizes Garra orientalis. The fish may show faint rear-body lines, but lacks the conspicuous tail-base blotch found in some similar relatives. Those features are useful in combination.

Distribution & habitat

The species is known from southern China, including the Pearl and Min systems, with the original locality near Nanping in Fujian. Hainan records remain uncertain, and older Salween or upper Irrawaddy reports concern different fishes. Rocky, swiftly flowing tributaries provide its typical habitat.

Notes

The snout process projects free of the depressed surface beneath it. Consider its form together with body pattern and the absence of prominent caudal markings, rather than using the presence of a process alone.

来源

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