Global Invasive Species Database 100 of the worst Donations home
Standard Search Standard Search Taxonomic Search   Index Search

   Rattus exulans (mammal)
Ecology Distribution Management
Info
Impact
Info
References
and Links
Contacts


    Details of this species in Pitcairn
    Status: Alien
    Invasiveness: Invasive
    Occurrence: Reported
    Source: Brooke, 1998 in Varnham, 2006
    Arrival Date: c. 700 AD ?
    Introduction:
    Species Notes for this Location:
    The Pacific rat, Rattus exulans was introduced during settlement by Polynesians (SPREP, 2000 in Varnham, 2006). Present on Pitcairn and Henderson (Brooke, 1998 in Varnham, 2006).
    Management Notes for this Location:
    Two eradication attempts on Pitcairn have failed. A third attempt to eradicate rats from Pitcairn is being considered, using a helicopter to drop bait in less accessible areas (Brooke and Trevelyan, 2003 in Varnham, 2006). Action being considered/required includes total eradication from Pitcairn, and to keep Ducie and Oeno rat-free (Brooke, 1998 in Varnham, 2006; Brooke and Trevelyan, 2003 in Varnham, 2006) and eradication from Henderson (Hilton, 2004 in Varnham, 2006).
    Location Notes:
    Impacts:
    Agricultural: Rattus exulans attack citrus fruit trees on Pitcairn (Moverly, 1953 in Varnham, 2006)
    Agricultural: Rattus exulans attack citrus fruit trees on Pitcairn (Moverly, 1953 in Varnham, 2006)
    Last Modified: 17/06/2008 9:57:30 a.m.


ISSG Landcare Research NBII IUCN University of Auckland