coral reefs comprise of the biri larosa protected area which supports 23 different reef fish species such as the "siganid". it also contains of mangrove forests with 15 different mangrove species with "rhizophoraceae" being dominant. they provide habitat to different local and migratory bird species such as the bridled tern, black-naped tern, greater crested tern and frigatebird, as well as several species of shellfish. seagrasses cover about consisting of five species, including "cymodocea rotundata", "thalassia hemprichii", and "enhalus acoroides".