In accordance with contemporary British naming practice of naming seaplanes after coastal port towns, Royal Canadian Air Force examples of the Catalina were named Canso, for the town of that name in Nova Scotia.
Consolidated
Canadian Vickers
PBV-1A Canso A
The PBV-1A was a Canadian Vickers built version of the Consolidated PBY-5A. Canadian Vickers built 380, including 150 to the Royal Canadian Air Force as the Canso-A and the rest to the USAAF as the OA-10A.