Project name: Trinational Monarch Knowledge Network

Dataset summary : PollardBase is a data entry and management system for butterfly monitoring programs that follow protocols similar to those described by Ernie Pollard and have become known in the butterfly world as “Pollard Walks”. All these programs use trained volunteers who walk set routes multiple times during each season and over several years. Butterfly monitoring data published by PollardBase collaborators includes the following collaborator’s datasets: PollardBase - Cascades Butterfly Project; PollardBase - Colorado Butterfly Monitoring Network; PollardBase - Illinois Butterfly Monitoring Network; PollardBase - Iowa Butterfly Survey Network; PollardBase - Michigan Butterfly network; PollardBase - Missouri Botanical Garden; PollardBase - Orange County Butterfly Monitoring Network; PollardBase - Tennessee Butterfly Monitoring Network.