Of 16 blue magpie nests observed by Academia Sinica only three were untouched by man, while the fledglings were stolen from 70 percent of the rest. Its low rate of reproduction now threatens to place the Formosan blue magpie alongside the yellow tit, the emperor pheasant and the Swinhoe's pheasant as one of the island's rarer unique bird species.
在中研院觀察的十六個藍鵲鳥巢中，只有三個巢未被人侵犯；而在其他十三個巢中，十分之七的幼鳥都被抓走，它們的繁殖成功率很低，目前已和黃山雀、帝雉、藍腹鷳…… 等並列為數量較少的台灣特有種鳥類。