Potential Islands Derawan.
Derawan Islands is an archipelago located in Berau, East Kalimantan. On these islands there are a number of charming nautical tourism, one Underwater Park is especially attractive for foreign tourists world-class divers.
Derawan Islands has three districts, namely, Derawan Island, Maratua, and the Big Dipper Big Dipper, Berau.
At least four of the famous islands in the archipelago, the island Maratua, Derawan, Sangalaki, and inhabited by endangered species Kakaban green and hawksbill turtles.
Geographically, located on a peninsula north of Berau seas which consists of several islands that is Long Island, Island Raburabu, Samama Island, Island Sangalaki, Kakaban, Nabuko Island, Island and Island Maratua Derawan reef as well as some Muaras charred, scorched Pinaka , Hirst Buliulin, Masimbung scorched, and charred Tababinga.
Derawan Islands there are several small islands and coastal ecosystems is very important that the coral reefs, seagrass beds and mangrove forests (mangrove forests). In addition many protected species in the Islands Derawan like green turtles, hawksbill turtles, whales, dolphins, giant clams, coconut crabs, mermaids, fish, barracuda and a few other species.
Derawan Islands has been nominated for a UNESCO World Heritage Site in 2005.
Derawan Islands Coral reefs are widespread on the island and burnt in Derawan Islands. Hirst Hirst, who is on these islands including Long Island Gosong, Gosong Masimbung, Gosong Buliulin, Gosong Pinaka, and megapode megapode Tababinga Muaras.
Types of coral reefs in the islands consist of coral Derawan edge, barrier reefs and atolls. This atoll has formed into the island and formed a salt water lake. “Manta Tow Survey 2003″ shows the average cover of coral reefs in Long Island is 24.25% to 34.88 for the hard corals and reef life. Coral reefs in Pulau Derawan has an average cover of hard coral reefs 17.41% and 27.78% live coral cover. With the number of species 460 to 470 shows a wealth of biodiversity that is second only to the Raja Ampat Islands.
The main area of coral reefs:
Western Long Island (inlet and channel)
Muaras with a high diversity of corals, reef health, and aesthetic values
Malalungun corals, high diversity with a complex structure with various habitats
Large coral-rich habitats.
Reef fish survey in 2003 showed that 832 species of the islands produce. In addition, it is estimated there are at least 1051 species in the waters of Berau with Gobes dominant species (Gobiidae), wrasses (Labridae), and Damselfishes (Pomacentridae).