Bunaken National Park is very representative of Indonesian tropical water ecosystems consist of mangrove ecosystems, seagrass beds, coral reefs, and land / coastal ecosystems. In the northern part consists of the islands of Bunaken, Manado Tua island, the island Montehage, Siladen island, the island of Nain, Nain Small island, and some coastal areas of Cape Pisok. While in the Southern Cape coast covering most of Palm. Potential mainland islands national park is rich in species of palm, sago, woka, silar and coconut. Animal species that exist on the mainland and the coast, among others, Sulawesi black macaques (Macaca nigra nigra), deer (Cervus timorensis russa), and polecat (Ailurops ursinus ursinus). Mangrove plant species in the Bunaken National Park is Rhizophora sp., Sonneratia sp., Lumnitzera sp., And Bruguiera sp. This forest is rich with various kinds of crab, shrimp, mollusks and various types of sea birds such as seagulls, storks, sea virgin, and Heron sea. Type of algae found in this national park covers types of Caulerpa sp., Halimeda sp., And Padina sp. Seagrass beds are dominated mainly on the island Montehage, and islands such as Thalassia hemprichii Nain, Enhallus acoroides, and Thalassodendron ciliatum. Recorded 13 genera of corals living in waters of Bunaken National Park, dominated by the edge of coral reef species and coral reef barrier. The most interesting is the vertical cliffs as far as 25-50 meters. Approximately 91 species of fish found in the waters of Bunaken National Park, including fish gusumi horse (Hippocampus horse), white oci (Seriola rivoliana), yellow tail lolosi (Lutjanus kasmira), goropa (Ephinephelus spilotoceps and Pseudanthias hypselosoma), ila trunk (Scolopsis bilineatus) , and others. Types of mollusks such as giant clams (Tridacna gigas), the head of the goat (Cassis cornuta), hollow nautilus (Nautilus pompillius), and tunikates / ascidians. The best visiting season: months of May to August each year. How to achieve location: Bunaken National Park can be reached through the port of Manado, Marina Nusantara Diving Centre (NDC) in the District of Molas and Marina Blue loud. From the Port of Galway using a motorboat to the island can be reached Siladen + 20 minutes + 30 minutes of Bunaken Island, the island Montehage + 50 minutes and +60 minutes Nain island. Blue Banter Marina with a yacht that is available to the tourist area on the island of Bunaken be taken within 10-15 minutes, while the NDC to the port on the island of Bunaken dive sites by using speed boat be within + 20 minutes.