The objective of the research is to know the kinds of mangrove, the type which predominating, the important value indeks of mangrove vegetation and to know the pattern of zonasi Gilimanuk Bay of Taman Nasional Bali Barat. The method of this research was done at the resort Gilimanuk Bay of Taman Nasional Bali Barat with large 325 Ha and that was done in july 2008. The method that was used in measurement and observation of mangrove vegetation that was use transek / single blok stripe. At measure partion with measurement 20m x 20m for trees level, made smaller portion with measure 10m x 10m for trees pole level. While at portion with measure 5m x 5m collected wean level data and portion with measure 2m x 2m collected seedling level data.
The result of this research showed that it was done in Gilimanuk Bay area that was gol 12 species of vegetation from 7 families from various check measure in 7 stripe. At Gilimanuk bay area, the species that predominating were S. alba, A. marina and C. tagal species. The vegetation species tahat had high INP for the free value was S. alba species wih value 83,6%, for pillar level and stake level were C. tagal species with value 119,2% and 107,3%. In general we can seen the pettern of zonasi mangrove Gilimanuk bay of Taman Nasional Bali Barat area the following were: zona close to sea that was S. alba and A. marina. The intermediate zona was R. mucronata, R. apiculata, R. stylosa species. The zona that near by land was C. tagal, B. cylindrical, B. mucronata, E. agallocha and O. octodanta.
According to this research, it was suggested that conducted by furthermore research about mangrove vegetation that exist in Taman Nasional Bali Barat area, conducting of mangrove along the coast, the social society economics around crackish territorial water organism composition area.


Keyword : Mangrove, Teluk Gilimanuk Taman Nasional Bali Barat dan Analisa Vegetasi


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Mangrove, Teluk Gilimanuk Taman Nasional Bali Barat; Analisa Vegetasi; umm