No. of Animals recorded/estimated (List):
A total of 16 species of hard corals were recorded here. Out of which, M. foliosa, Montipora monasteriata, M. explanata, Porites lutea, P. compressa, Favia speciosa, Favites complanata, Mycedium elephantotus, Cyphastrea serulia, Diploastrea heliopora, Favia maxima and Hydnophora exesa, T. peltata and Turbinaria crates were common forms. The soft corals recorded here were Lobophyton sp., Sinularia sp., Subergorgia sp. And Echinogorgia sp. Among the marine invertebrates, 13 species of sponges, 1 species of hydrozoans, 1 species bryozoans, 3 species of sea anemones, 3 species of jelly fish, 1 species of flatworms, 2 species of tube worms, 2 species of shrimp, 13 species of crabs, 4 species of prawns, 2 species of barnacles, 60 species of gastropods, 22 species of bivalve, 1 species of cephalopods and 1 species of echinoderms were recorded. 35 species of avifauna were also abundant here.
Dedeka & Mundeka Island
No. of Plants/macroalgae recorded/estimated (List):
Mangrove species of Avicennia sp., Ceiops sp., Rhizophora sp., Salvadora sp. and few P. juliflora trees. 9 species of green alage, 13 species of brown algae and 8 species of red alage were recorded here. The commonest green algae species in this reef is Bryopsis pumosa, Caulerpa racemosa, C. taxiformis, Codium decorticatum, C. dwarkanse, Halimeda tuna, Ulva lactuca, Enteromorpha intestanalis and E. fluxuosa. Among the red algae, the common species were Actinotrichia fragilis, Dictyola divericata, Dictyoopteris australis, Padina gymonspora, P. tetrastomatica, Sargassum polycystum and S. bulbosa. The common brown algae species were Acanthophorea spicifera, Amphoroa crassa, Champia indica, Desmia hormmanni, Grascillaria verrucosa, G. corticota, Halymenia venusota, Hypnea musciformis and Rhodymenia australis. The common seagrasses was Halophila ovalis.
Area: 2000 ha
Population of Dwellers: 0
Threats to the Island:
Leasing of some area of the island in the past and subsequent illegal removal of coral sand and corals had deleterious effect on the reefs and its associated fauna of this island. Threat of oil pollution as the area is very close to Reliance Petroleum Limited Jetty. The area is regularly visited by Fishermen. Sedimentation is one of the major threats to this island.
Any other pertinent information:
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