(4) Compared with other estuaries in China, more macrozoobenthos species were found in Jiaojiang Estuary, which may be related with its wide estuarine gate geographically.

• (4)与国内其他河口近几年的调查数据相比，椒江口潮间带发现的大型底栖动物种数较高，且存在开敞型河口潮间带大型底栖动物种数大于内湾河口潮间带的现象。