The distribution pet cat owning households in Ireland. The map shows the number of pet cat owning households per square kilometre in each electoral unit on the island of Ireland. Based on data collected using a telephone survey of 1,250 households in November 2007 and on data from the Central Statistics Office in the Republic of Ireland and the Northern Ireland Statistics and Research Agency.
Downes et al. BMC Veterinary Research 2011 7:28 doi:10.1186/1746-6148-7-28