Herons (Ardeidae), sparrows (Passerinae) and common magpies (Corvidae) are suggested as useful bioindicators of environmental pollution.

建选择野鹭类、麻雀和喜鹊等鸟类作为指示监测境中重金属污染。

Ardeidae bird is one of important species belonging to wet land ecosystem, and regarded as indicator for environmental assessment.

鹭科鸟类是湿地态系统中重要种类之一,也是境质量评价一类指示动。