The hydrophilid beetle Pachysternum capense (Mulsant, 1844) (Coleoptera: Hydrophilidae) became a world-wide adventive species: a summary of distribution with new records from Europe, Australia, and South America
2014
Abstrakt
The occurrence of Pachysternum capense (Mulsant, 1844) (Coleoptera: Hydrophilidae: Megasternini) outside its native range in sub-Saharan Africa and its first records from Brasil, western Australia, Madeira, Romania, and Hungary are summarized. Current distribution data indicate that the species is mainly introduced to coastal areas by shipping and that it underwent several independent introductions to Europe.
Pachysternum capensc is now well-established in Europe. and spread from coastal areas to inlands, with the northernmost record nearly reaching the latitude of 47 degrees N. Multiple records are also known from Canary Island and Western Australia.
Based on these data, P. capense has recently became a world-wide adventive species.