Gyrinus pectoralis LeConte, 1868
NOVA SCOTIA: Halifax Co.: West Dover, 6.VIII.1998, J. Ogden (1, JOC).
Gyrinus pectoralis is newly recorded in Nova Scotia. It was recorded from New Brunswick by Oygur and Wolfe (1991) and Roughley (1991) (Fig. 10). Robert (1955) and Morrissette (1979) reported it from drainage basins of mountain lakes. Oygur and Wolfe (1991) reported it primarily (70%) from lentic habitats.