You can take a boat from Shuikou Pier.
The reason why Lingshui Coconut Island is accessible by boat from Shuikou Pier is that Shuikou Pier is one of the main ports in Lingshui County, connecting Lingshui and Hainan Island. Visitors can take a boat from Shuikou Pier to Coconut Island to enjoy the beautiful scenery and experience the local culture.