Patch Analyst Patch analyst is an extension to the ArcGIS® software system that facilitates the spatial analysis of landscape patches and the modeling of attributes associated with patches. Patch Analyst was developed under the Spatial Ecology Program (Centre for Northern Forest Ecosystem Research), with programming support from the Thunder Bay Geomatics Service Centre, Ontario Ministry of Natural Resources, Thunder Bay, ON. Patch Analyst © should be cited as: Rempel, R.S., D. Kaukinen., and A.P. Carr. 2012. Patch Analyst and Patch Grid. Ontario Ministry of Natural Resources. Centre for Northern Forest Ecosystem Research, Thunder Bay, Ontario.