Petrie Island 2019, from GeoOttawaPetrie Island 2015, from GeoOttawaPetrie Island 2011, from GeoOttawaPetrie Island 2008, from GeoOttawaPetrie Island 2005, from GeoOttawaPetrie Island 2002, photo by Delcan.Petrie Island 1999Petrie Island 1993Petrie Island 1986Petrie Island 1977Petrie Island 1976, from GeoOttawaPetrie Island 1924