Kiluan bay had some characters of the coastal. Main of the coastal consisted with sand substrate to mud and a few of them was rocky. Its coastal had some vegetation that had some species and lived together each others, made an ecosystem. So, there was not only vegetation life, but the others too, such as species of crabs, birds, fishes, etc.

On sand and gravels substrate, usually be dominated with the formation of coastal forests vegetation. Based of the composition of coastal forests vegetation, its had two formations, Pes-caprae and Baringtonia. On Pes-caprae formation lived some species, such as Spinifex littorius, Vigna sp, Pandanus tectorius, etc.

Ipomoea pes-caprae, one of some species what found on sand and gravels substrate across Kiluan Bay coastline.
Whereas Baringtonia formation had species what consisted some trees species, such as Ketapan (Terminalia cattapa), Hibiscus tiliaceus, Callophylum inophylum, etc. Most of them was bigger than one and Dicotyledonae classes had been dominated. Usually, some people surrounding Kiluan Bay used this Baringtonia vegetation to make their traditional boat. Although they have used this vegetation, Baringtonia vegetation preserved well.

Ketapang (Terminalia cattapa), one of Baringtonia vegetation species what can be found along the Kiluan Bay











