• Christmas Bird Count, December 15, 2004: 262 Chestnut-backed Chickadees.
• September 10, 2005: 4 Chestnut-backed Chickadees at Andover Road.
• September 15, 2005: 2 Chestnut-backed Chickadees at Road.
• September 2005: Up to 5 Chestnut-backed Chickadees at a time observed in a garden at Marina Way on different days of the month.
• First half of Ocober, 2005: Chestnut-backed Chickadees seen regularly at Marina Way.
• Christmas Bird Count, December 17, 2005: 276 Chestnut-backed Chickadees.
• January 11, 2006: 6 Chestnut-backed Chickadees seen at Dolphin Lake.
• February 8, 2006: 3 Chestnut-backed Chickadees seen at the Englishman River Estuary.
• January and February, 2006: Up to several Chestnut-backed Chickadees at a time seen at a feeder at Marina Way.
• June 2006: A small group of chickadees including young ones has been coming to a garden at Marina Way.
• Chestnut-backed Chickadees can be seen in the Nanoose Bay area any month of the year.