Potamopyrgus antipodarum (Gray, 1843)

Description

Collado (2014).

Distribution

Native to New Zealand and its adjacent islands and invasive in North America and Europe (Winterbourn 1970; Kerans et al. 2005). In Chile this species has been recorded in the city of Santiago in the Parque O’ Higgins (33°28 ′ S, 70°39 ′ W), and Estero La Dehesa (33°22 ′ S, 70°15 ʹ W), and in the city of Salamanca, central Chile, in the Chalinga River (31°46 ′ S, 70°59 ′ W) and in the Estero Consuelo (31°46 ′ S, 70°37 ʹ W) (Collado 2014).

Possible mechanism of introduction/Status

Unknown/established (Collado 2014).

Remarks

Generalist species, feeding on aquatic plants, green algae and detritus (Haynes and Taylor 1984). Invasive, ovoviviparous species. EA, I.