Invasion
Invasion Description
1st Record: Aitutaki/Cook Islands/Pacific Ocean (introduced 1957, Eldredge 1994, plentiful by 1965, 1st harvest, 1981)
Geographic Extent
Aitutaki/Cook Islands/Pacific Ocean (introduced 1957, Eldredge 1994, plentiful by 1965, 1st harvest, 1981); Penrhyn Atoll/Cook Islands/Pacific Ocean (introduced ~1987, Braley et al. 1997)
Vectors
| Level | Vector |
|---|---|
| Probable | Fisheries Accidental (not Oyster) |
Regional Impacts
| Economic Impact | Fisheries | |
| The topshell Trochus niloticus was widely introduced for the mother-of-pearl in the shell and ts edible meat (Eldredge 1994). | ||