The aquatic could enrich the radioactive 89Sr. The maximum concentration factor was 94. 7 for snail, 36. 7 for fish and only 12-6 for honewort.

水生生物对放射性锶有定的集作,的集系数,螺蛳为94.7,鱼36.7,金鱼藻只有12.6。