During breeding season, it builds nest in tree holes in large, tall trees by the water in Chijiawan River and Yousheng River in the upper streams of Dajia River and other high mountain rivers.

• 繁殖季于大甲溪上游之七家湾溪、有胜溪、高山溪流域近水边高大树木之树洞内筑巢。