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Content with tag corixids .

The alien boatman T verticalis is able to breed successfully in freshwaters

The corixid Trichocorixa verticalis originates from North America and is the only
aquatic hemipteran alien to Europe. It is spreading in south-west Iberia where it is
the dominant corixid in permanent, saline wetlands, where it may have excluded
halotolerant native corixid species. In the Doñana wetland complex in south-west
Spain, it is abundant in temporary brackish ponds but almost absent from
temporary fresh ponds where the native Sigara lateralis is the dominant...