The Gerridaae ( Hemiptera) of British Columbia

G. Scudder records eight species of Gerris from BC The distribution and co-existence is documented and a key to the species is included.

Collections were made from Westwick lake among others.

Published in Entomological Society of BC 68 (1971), Aug.1 1971

In this PDF,  scrolldown to the second paper;

cannings_&_scudder_1977_diptera_saline_lakes_central_bc_westwick_er