[5] Rare tree species including those in the genera of Exbucklandia, Magnolia and Illicium are also present in the river area.

[5] In 2003, a 330-metre section of this Ecologically Important Stream near Shek Mun Kap was found damaged by unauthorised excavations.

It was later revealed that the boulders illegally excavated from this river were used by a subcontractor to build Hong Kong Disneyland.

[6] About 400 tonnes of the boulders were brought to Penny's Bay to create an artificial lake as part of the development of the adjacent Hong Kong Disneyland Resort.

[7] The government jailed the chairman of village interest group Tung Chung Rural Committee along with several others for this illegal activity.