In the fall of 2006 alone this phenomenon, known as colony collapse disorder (CCD), was observed in 27 US states, where the number of bees raised by beekeepers fell by an estimated 25 %.
單單 2006 年秋天，美國就有 27 個州出現這種所謂的「蜂群崩解失調現象」（CCD），估計損失的養蜂量高達 25％。