Union Island, as well as schools, churches and a small health clinic. The official currency is the Eastern Caribbean Dollar (XCD), though U.S. dollars (USD) and Euros (EUR) are widely accepted. Telecommunications services are provided by Cable & Wireless, which offers landline and wireless services (GSM). Digicel offers competing for wireless services, including the network formerly operated by AT&T Wireless/Cingular. High-Speed Internet services are provided by Cable and Wireless (512 kbit/s down, 128 kbit/s up). The island is connected to the Saint Vincent mainland by a series of digital microwave towers (through connections to neighbouring islands of Canouan and Bequia). WiFi service in the harbour is offered through Internet Cafe-Clifton. Also through HotHotHot Spot, a service offered in Union through Erika's Marine Services, which is also offered in Bequia in the Grenadines, as well as Dominica and Antigua (both Falmouth and English Harbours and Jolly Harbour). Other computer and electronic support is also offered by The Internet Cafe — Clifton. Local piers and docks earn money by renting their open space to tourists who have chartered sailboats or yachts, charging them by boat length. In the middle of Clifton harbour sits Happy Island, a man-made island featuring a bar. Ferry services operate between Clifton and Saint Vincent, Monday, Tuesday, Thursday, Friday and Saturday on the MS Barracouda and the MS Gemstar. Ferry services also operate bi-weekly between Ashton and Hillsborough, Carriacou (Grenada) on Mondays and Thursdays. Fauna The common opossum, locally known as "manicou", can usually only be seen at the end of the dry season. Common Caribbean birds like the bananaquit are found on the island, as is the ubiquitous blackbird. A recent book (2006) on the fauna of Mustique, a neighbouring island, is an excellent reference. The Union Island gecko, discovered in 2005 is endemic to the island and is currently listed as critically endangered by the International Union for Conservation of Nature. Tourism The tourism industry plays an increasing role in Union Island's economy. A large number of yachts visit the island each year, often on their way to the nearby Tobago Cays. There are a number of local guest houses, including St. Joseph's Roman Catholic Church, the Anchorage Yacht Club, and a small hotel at the Bougainvilla in Clifton. Turtle watching is conducted by the Union Island Environmental Attackers (UIEA), an environmental non-governmental organization seeking to preserve Union Island. Turtle watching occurs during the Turtle Closed