Yandina is the principal town on Mbanika Island in the Russell Islands, located on the east coast of the island, in the Central Province of Solomon Islands. It is a port, and an airport (ICAO code: AGGY, IATA code: XYA). Yandina is the site of a copra and cocoa plantation and has basic services such as a store, post office, and rest house. Yandina is the site of one of the RAMSI posts. Yandina is also known as a diving destination.