Example of running multi-season occupancy models with urban bird data, using the colext function of the unmarked package in R (Fiske and Chandler 2011).

This document shows how to set up and run hierarchical or generalized distance sampling models for birds, based on the gdistsamp package in R, created by Ian Fiske and Richard Chandler. 2011. {unmarked}: An {R} Package for Fitting Hierarchical Models of Wildlife Occurrence and Abundance. Journal of Statistical Software 43(10): 1-23.