Invasion
Invasion Description
1st Record: American Samoa/Pacific Ocean (1958, Eldredge 1994, no details available, not seen in 1992 surveys). Reportedly native to Samoa Islands (Hedley 1917, cited by Smith 1987, but introduced to American Samoa, Eldredge 1994)
Geographic Extent
None
Vectors
| Level | Vector |
|---|---|
| Probable | Fisheries Accidental (not Oyster) |
Regional Impacts
References
Eldredge, L.G. (1994) Perspectives in aquatic exotic species management in the Pacific Islands Vol. I. Introductions of commercially significant aquatic organisms to the Pacific islands, South Pacific Commission. Inshore Fisheries Research Project, Technical Document 7: 1-127Smith, Barry D. (1987) Growth rate, distribution and abundance of the introduced topshell Trochus niloticus Linnaeus on Guam, Mariana Islands, Bulletin of Marine Science 41(2): 466-471