The U.S. Geological Survey is seeking qualified businesses to conduct polar bear maternal den detection surveys using trained scent detection dog teams in Arctic conditions. This is a sources sought notice for market research only, not a solicitation for proposals. Work includes field surveys, data collection, and delivery of a final technical report. Responses must be submitted via email by June 19, 2026, at 8:00 AM Pacific Time. No budget or performance location is specified.