• Christmas Bird Count, December 15, 2004: 11 Great Blue Herons.
• August 28, 2005: 3 Great Blue Herons at Nanoose Bay Estuary.
• September 14, 2005: 1 Great Blue Heron at Dolphin Lake.
• October 13, 2005: 1 Great Blue Heron seen flying over Dolphin Drive.
• November 2005: 1 Great Blue Heron seen during Nanoose Bay Seabird Survey.
• December 11, 2005: 2 Great Blue Herons seen at the Englishman River Estuary.
• Christmas Bird Count, December 17, 2005: 17 Great Blue Herons.
• January 21, 2006: 1 Great Blue Heron seen at the Englishman River Estuary.
• January 2006: 1 Great Blue Heron seen during Nanoose Bay Seabird Survey.
• February 5, 2006: 1 Great Blue Heron seen at the Englishman River Estuary.
• February 8, 2006: 1 Great Blue Heron seen at the Englishman River Estuary.
• March 11, 2006: 1 Great Blue Heron seen at Legacy Marsh.
• April 2006: 1 Great Blue Heron seen during Nanoose Bay Seabird Survey.
• May 14, 2006: 1 Great Blue Heron seen at the Englishman River Estuary.
• July 30, 2006: 2 Great Blue Herons seen at Legacy Marsh.
• August 20, 2006: 1 Great Blue Heron seen at the Englishman River Estuary.
• August 30, 2006: 4 Great Blue Herons seen at the Englishman River Estuary.
• September 2006: 1-3 Great Blue Herons seen each in different parts of the Nanoose area: Sept. 2 in Lantzville at Galoway Marsh (1), Sept. 3 at the Englishman River Estuary (2), Sept. 11 at the Nanoose Bay Estuary (1), Sept. 15 over Beachcomber (1), Sept. 21 at Legacy Marsh (3), Sept. 23 at the Nanoose Bay Estuary (3).