• Christmas Bird Count, December 15, 2004: 243 Buffleheads.
• Early October 2005: 1 Buffleheads seen on Enos Lake.
• October 19, 2005: 1 Buffleheads at the Nanoose Bay Estuary.
• November 2005: 147 Buffleheads seen during Nanoose Bay Seabird Survey.
• December 11, 2005: 5 Buffleheads seen at the Englishman River Estuary.
• Christmas Bird Count, December 17, 2005: 366 Buffleheads.
• January 11, 2006: 20 Buffleheads on Dolphin Lake and adjoining pond.
• February 5, 2006: 20 Buffleheads seen at the Englishman River Estuary.
• February 8, 2006: 3 Buffleheads seen at the Englishman River Estuary.
• March 1, 2006: 20 Buffleheads seen at Wall Beach.
• April 2006: 28 Buffleheads seen during Nanoose Bay Seabird Survey.
• May 4, 2006: 2 Buffleheads seen at Dolphin Lake.
• June 14, 2006: Several Buffleads seen on Dolphin Lake.
• November 12, 2006: 33 Buffleheads seen in Nanoose Harbour.