The Gyrinidae (Coleoptera) of the Maritime Provinces of Canada: new records, distribution, and faunal composition Author Majka, Christopher Nova Scotia Museum, Halifax, NS, Canada Author Kenner, Rex University of British Columbia, Vancouver ,, Canada text ZooKeys 2009 2009-09-28 22 22 355 372 journal article 10.3897/zookeys.22.216 92568fbc-5aca-4da9-8cc1-1b79de424966 1313–2970 576544 Gyrinus impressicollis Kirby, 1837 Gyrinus impressicollis was reported from Nova Scotia by Campbell et al. (1987) . In Nova Scotia it has only been found on Cape Breton Island (Fig. 10). Morrissette (1979) reported it from fluvial lakes. Oygur and Wolfe (1991) reported it primarily (83%) from lentic habitats.