Invasive species in the Cook Islands

Some invasive species have been introduced to the Cook Islands. The Global Register of Introduced and Invasive Species lists 426 invasive 'names' in the Cook Islands.[1] The Cook Islands have 19 of the species listed in the 100 of the World's Worst Invasive Alien Species. The islands have invasive rats which cause threat to birds of the islands. Mosquitos have also been considered invasive, carrying diseases causing infenctions such as dengue fever, zika fever, and chikungunya.[2]

Plants

Invasive plants have been destroying habitat for birds and landsnails. Such birds include Rarotonga monarch, Rarotonga starling, and blue lorikeet.[2]

Invasive plants include:[2]

Insects

Nine Queensland fruit flies were eradicated between 2001 and 2003.[2]

Invasive insects in the Cook Islands include:[2]

  • Bactrocera melanotus, endemic fruit fly

Ants

Invasive ants in the Cook Islands include:[2]

Birds

Invasive birds include:[2]

Mammals

Invasive mammals include goats and pigs.[2]

References

  1. McCormack, Gerald; Wigmore, William; Munro, Elizabeth; Brider, Joseph; Purea, Mat; Wong, Lian Jenna; Pagad, Shyama. "Global Register of Introduced and Invasive Species- Cook Islands". doi:10.15468/tilinz.
  2. "Cook Islands National Invasive Species Strategy and Action Plan 2019–2025" (PDF). 2019.
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