Hakalau Forest National Wildlife Refuge Hawaii Akepa point-transect surveys, 1987-2017

This dataset contains the point-transect distance sampling records of Hawaii Akepa collected at Hakalau Forest National Wildlife Refuge between 1987 and 2017. These data include the survey point locations, observer details, time of day, and sampling conditions during the counts. In addition, the data include the elevation and alliance level habitat classification at the survey points. Provided here in the data release is the single tabular dataset containing the project’s bird and habitat data.