Number of species and individuals, species diversity index and evenness, and proportion of wader birds decreased from bay-mouth to bay-head, and was lowest in midbay.

• 其中湾口的水鸟物种数、个体数量、多样性指数、均匀度指数以及涉禽所占比例均为最高，湾底次之，湾中部最低。