Hutan mangrove di Kalitoko, Teluk Mayalibit, Pulau Waigeo, Kabupaten Raja Ampat, Propinsi Papua Barat

A reseach on mangrove vegetation has been conducted in Kalitoko, Mayalibit Bay, Waigeo Island, Raja Ampat Distric, Papua Barat Province. The results showed that the diversity of mangrove in Kalitoko was relatively high. About 65 species of mangrove (56 genera and 35 families) has been recorded. Among them, 21 species were classified as rare species based on IUCN list with status VU and CR. The result of vegetation analysis of one transect which cover 4,500 m2 of mangrove forest in this location recorded 18 species of mangrove plants with level density was 549 individual/ha and its basal area was 18.61 m2/ha. For the sapling the density was 1,514 individual/ha and its basal area 3.86 m2/ha. While the seedling density up to 194,889 individual/ha.