Transient species such as the yellow croaker and melon seed, typically found off northern China and Japan, bolster the resident marine fauna when the monsoonal flow brings in cooler waters.

• 此外，还有一些基本上在中国北部及日本水域出没的过境品种，诸如黄花鱼及瓜核鱼，这些鱼类随着较凉的季节性水流来港，令该段时间本港的海洋动物数量大增。