Rattus rattus 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Rodentia Muridae

Scientific Name: Rattus rattus (Linnaeus, 1758)
Regional Assessments:
Common Name(s):
English House Rat, Black Rat, Roof Rat, Ship Rat
French Rat noir
Spanish Rata Negra

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2016
Date Assessed: 2016-09-07
Assessor(s): Krystufek, B., Palomo, L., Hutterer, R., Mitsain, G. & Yigit, N.
Reviewer(s): Amori, G.

A widespread and abundant species, often regarded as a pest, hence is listed as Least Concern.

Previously published Red List assessments:

Geographic Range [top]

Range Description:

Originally an Indomalayan species, Rattus rattus was widely introduced across the globe as a result of human activities. In Europe, it has been present since ancient times, and is found in most countries. The species is widespread and common throughout the Mediterranean region. The list of countries of occurrence where the species is introduced is incomplete.

Still found throughout south-east Asia; includes a complex of at least four distinct species; Rattus rattus sensu strictu originally from Western India and Pakistan, spread worldwide thence.

Countries occurrence:
India; Pakistan
Albania; Algeria; Austria; Belgium; Bosnia and Herzegovina; Brunei Darussalam; Bulgaria; Cambodia; Croatia; Cyprus; Czech Republic; Estonia; France (France (mainland)); Germany; Greece; Hungary; Indonesia; Iran, Islamic Republic of; Ireland; Italy; Lao People's Democratic Republic; Latvia; Liechtenstein; Lithuania; Luxembourg; Macedonia, the former Yugoslav Republic of; Malaysia; Malta; Moldova; Montenegro; Morocco; Myanmar; Netherlands; Papua New Guinea; Philippines; Poland; Portugal; Romania; Russian Federation; Serbia; Singapore; Slovenia; Spain; Switzerland; Thailand; Tunisia; Turkey; United Kingdom; Viet Nam
Additional data:
Range Map:Click here to open the map viewer and explore range.

Population [top]


A widespread and abundant species.

Current Population Trend:Stable
Additional data:

Habitat and Ecology [top]

Habitat and Ecology:

Primarily commensal, but also found in a variety of natural and semi-natural habitats.

Generation Length (years):1

Threats [top]

Major Threat(s): No major threats known.

Conservation Actions [top]

Conservation Actions:

Not protected under international legislation; commonly regarded as a pest. Present in many protected areas.

Errata [top]

Errata reason: This errata assessment has been created because the map was accidentally left out of the version published previously.

Citation: Krystufek, B., Palomo, L., Hutterer, R., Mitsain, G. & Yigit, N. 2016. Rattus rattus (errata version published in 2017). The IUCN Red List of Threatened Species 2016: e.T19360A115148682. . Downloaded on 20 September 2018.
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