CIBED - - Brown Rat - Kiore Toka RR

Rattus norvegicus Brown Rat Kiore Toka ^RR

f.MURIDAE Rats & Mice

Rattus norvegicus Brown Rat Kiore Toka ^RR

f.MURIDAE Rats & Mice

Cook Islands Status Summary

Show Notes

Intl. NamesBrown Rat ^EN Norway Rat ^EN Norwegian Rat ^EN Sewer Rat ^EN Water Rat ^EN Wanderrate ^DE

Local NamesKiore Toka^RR

Pacific Names‘Iole / ‘Iole-nui / ‘Iole-po‘o-wai ^HAW

Sci. NamesRattus norvegicus (accepted name)

High Tax. Eng.k.Animals, p.Vertebrates, c.Mammals, f.Rats & Mice - Mammal

High Tax. Latink.ANIMALIA, p.CHORDATA, sp.GNATHOSTOMATA, spc.TETRAPODA, c.MAMMALIA, sc.THERIA, ic.EUTHERIA, o.Rodentia, f.MURIDAE

Natl. PresencePresent

Sth. PresenceRR⁺⁺MG^-AT^-MK^-MT^-AK^-PL^-MN^-TK^-

Nth. PresenceTN^-MH^-RK^-PK^-NS^-SW^-

VouchersNo Content

Local OriginIntroduced; Recent; Naturalised

Global RangeNative: Northern China; Introduced: global;

HabitatLand

ThreatenedNo Content

InvasivenessInvasive; Wilderness, Agriculture, Domestic - serious; as a disease spreader

BiosecurityNo Content

Medical StatusNo Content

Harmful StatusHarmful; disease spreading (vector)

UsesNo Content

IdentificationNo Content

Multimedia & Other Resources

Photographs: 3
Video: 0
Audio: 0
Documents: 0
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5BE074_Ratt-norv_

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Vernacular Names

English and International Names

Brown Rat ^EN Norway Rat^EN Norwegian Rat^EN Sewer Rat^EN Water Rat^EN Wanderrate^DE

Pacific Names

‘Iole / ‘Iole-nui / ‘Iole-po‘o-wai ^HAW [rat / big rat / water-diving rat]

Local Names

Kiore Toka^RR

National Name: Kiore Toka ^RR

Island	Status	Main name
National name	RR	Kiore Toka
Rarotonga	++	Kiore Toka
Mangaia	-	A,nN
Ātiu	-	A,nN
Ma‘uke	-	A,nN
Miti‘āro	-	A,nN
Aitutaki	-	A,nN
Palmerston	-	A,nN
Tongareva-write	-	A,nN
Tongareva-speak	-	A,nN
Manihiki	-	A,nN
Rakahanga	-	A,nN
Pukapuka	-	A,nN
Nassau	-	A,nN

National Distribution & Vouchers

National Presence:

Present

Oceanic

Absent

islands: [ , {label: 'Rarotonga', stroke: '#009900', fill: '#00CC00', symbol: 'GR', tris: '', trif: '', top: 404.5, left: 210.5, labelLeft: 222, labelTop: 404} , {label: 'Mangaia', stroke: '#990000', fill: '#CC0000', symbol: 'RR', tris: '', trif: '', top: 427.5, left: 261.5, labelLeft: 274, labelTop: 426} , {label: 'Ātiu', stroke: '#990000', fill: '#CC0000', symbol: 'RR', tris: '', trif: '', top: 372.5, left: 261.5, labelLeft: 244, labelTop: 382} , {label: 'Ma‘uke', stroke: '#990000', fill: '#CC0000', symbol: 'RR', tris: '', trif: '', top: 374.5, left: 282.5, labelLeft: 284, labelTop: 385} , {label: 'Miti‘āro', stroke: '#990000', fill: '#CC0000', symbol: 'RR', tris: '', trif: '', top: 358.5, left: 274.5, labelLeft: 283, labelTop: 351} , {label: 'Aitutaki', stroke: '#990000', fill: '#CC0000', symbol: 'RR', tris: '', trif: '', top: 334.5, left: 210.5, labelLeft: 209, labelTop: 321} , {label: 'Palmerston', stroke: '#990000', fill: '#CC0000', symbol: 'RR', tris: '', trif: '', top: 309.5, left: 112.5, labelLeft: 124, labelTop: 309} , {label: 'Manuae', stroke: '#990000', fill: '#CC0000', symbol: 'RR', tris: '', trif: '', top: 346.5, left: 234.5, labelLeft: 244, labelTop: 338} , {label: 'Takūtea', stroke: '#990000', fill: '#CC0000', symbol: 'RR', tris: '', trif: '', top: 362.5, left: 254.5, labelLeft: 211, labelTop: 363} , {label: 'Tongareva', stroke: '#990000', fill: '#CC0000', symbol: 'RR', tris: '', trif: '', top: 32.5, left: 260.5, labelLeft: 205, labelTop: 31} , {label: 'Manihiki', stroke: '#990000', fill: '#CC0000', symbol: 'RR', tris: '', trif: '', top: 80.5, left: 175.5, labelLeft: 187, labelTop: 80} , {label: 'Rakahanga', stroke: '#990000', fill: '#CC0000', symbol: 'RR', tris: '', trif: '', top: 63.5, left: 173.5, labelLeft: 186, labelTop: 63} , {label: 'Pukapuka', stroke: '#990000', fill: '#CC0000', symbol: 'RR', tris: '', trif: '', top: 88.5, left: 33.5, labelLeft: 45, labelTop: 88} , {label: 'Nassau', stroke: '#990000', fill: '#CC0000', symbol: 'RR', tris: '', trif: '', top: 108.5, left: 46.5, labelLeft: 59, labelTop: 108} , {label: 'Suwarrow', stroke: '#990000', fill: '#CC0000', symbol: 'RR', tris: '', trif: '', top: 162.5, left: 115.5, labelLeft: 127, labelTop: 162} ] , legend: [{label: 'Not Assessed', top: 235, stroke: '#0000a0', fill: '#ffffff', symbol: 'WR', tris: '', trif: ''}, {label: 'Present', top: 250, stroke: '#009900', fill: '#00CC00', symbol: 'GR', tris: '', trif: ''}, {label: '? Present', top: 265, stroke: '#006600', fill: '#00CC00', symbol: 'GWR', tris: '#ACACAC', trif: '#ffffff'}, {label: 'Absent', top: 280, stroke: '#C00000', fill: '#CC0000', symbol: 'RR', tris: '', trif: ''}, {label: '? Absent', top: 295, stroke: '#C00000', fill: '#CC0000', symbol: 'RWR', tris: '#c0c0c0', trif: '#ffffff'}, {label: 'Intercepted', top: 312, stroke: '#990000', fill: '#CC0000', symbol: 'RDR', tris: '#000000', trif: '#000000'}, {label: 'Extirpated/Extinct', top: 331, stroke: '#006600', fill: '#00CC00', symbol: 'RGR', tris: '#660000', trif: '#CC0000'} ]

Island	Status
Rarotonga	++
Mangaia	Absent
Ātiu	Absent
Ma‘uke	Absent
Miti‘āro	Absent
Aitutaki	Absent
Palmerston	Absent
Manuae	Absent
Takūtea	Absent
Tongareva	Absent
Manihiki	Absent
Rakahanga	Absent
Pukapuka	Absent
Nassau	Absent
Suwarrow	Absent

Vouchers for:
Rattus norvegicus

Cook Islands

Southern

Northern

Oceanic

Rarotonga

Mangaia

Ātiu

Ma‘uke

Miti‘āro

Aitutaki

Palmerston

Manuae

Takūtea

Tongareva

Manihiki

Rakahanga

Pukapuka

Nassau

Suwarrow

no data available

Identification

Local Origin and Global Range

Habitat

no data available

Threatened

Invasive/Pest Status

no data available

Biosecurity

Medicinal

no data available

Species Uses

References

Citation Information

McCormack, Gerald (2026) Cook Islands Biodiversity & Ethnobiology Database, Version 2026.03.16 - Cook Islands Natural Heritage Trust, Rarotonga. Online at https://naturalheritage.gov.ck/cibed
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Vernacular Names

English and International Names

Pacific Names

Scientific Names and Taxonomy

Accepted Name

Synonyms

National Distribution & Vouchers

Vouchers for:
Rattus norvegicus

Identification

Local Origin and Global Range

Habitat

Threatened

Invasive/Pest Status

Biosecurity

Medicinal

Species Uses

References

Citation Information

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Cook Islands Status Summary

Multimedia & Other Resources

Vernacular Names

Accepted Name

Synonyms

Vouchers for: Rattus norvegicus

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Vouchers for:
Rattus norvegicus