ABSTRACT. In 2000 and 2001, 22 816 spiders were caught in pitfall traps in East Bay Migratory Bird Sanctuary, Southampton Island, Nunavut, Canada. Of these, 18711 were adults of 18 species, 4lycosids and 14linyphiids, with 2 of the linyphiids unknown. Six habitats in the study area (gravel ridge, dry heath, scrub willow, sedge meadow, moss carpet, and intertidal zone) are described, and habitat preferences of each species are presented. When compared to five other Canadian Arctic ...