David, I would estimate that nighthawk populations are down by 70-80% from what they were just 20-25 years ago. That covers local breeders and migrants. Rick Knight Johnson City, TN Subject: [Bristol-Birds] Re: Nighthawks The May/June 2013 issue of Birding discusses Common Nighthawk population declines, which are described as drastic. Anyone else notice a decline locally or miss them in a usual spot? David Kirschke