Mangroves

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Biology, biodiversity and Ecological importance of mangrove forests.

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Mangroves

  1. 1. Mangroves- the coastal border security force Dr. M. Jayakara Bhandary Government College Karwar
  2. 2. Mangrove trees fringing the river bank MANGROVES •ECOLOGICALLY UNIQUE PLANTS • SHORE PROTECTION • BREEDING GROUND FOR FISHERY RESOURCES • NUTRITION • LOCAL NEEDS Aerial roots of mangroves
  3. 3. Mangrove ecology
  4. 4. Global distribution of mangroves
  5. 5. Mangrove views…
  6. 6. Mangrove root systems
  7. 7. Ecotourism potential..
  8. 8. MANGROVE SEEDLINGS
  9. 9. ESTUARIES-Highly productive ecosystems Aghanashini….. Shell fish – 5 crores Shell mining-5000 tonnes 14 rivers… Lowland rice – 3.5 crores
  10. 10. VIEW OF KALI ESTURY FROM GUDDALLI
  11. 11. Estuarine/Mangrove Flora Acrstichum aureum, Avicennia spp. Aegiceros corniculatum, Acanthus ilicifolius Bruguiera spp. Cerbera odollum Excoecaria agallocha, Kandelia candel Lumnitzera racemosa, Sonneratia spp. Rhizophora spp. , Clerodendrum inerme Calophyllum inophyllum, Derris spp. Thespesia populnea, Pandanus spp. Vitex negundo
  12. 12. Mangrove diversity….. Excoecaria agallocha Aegiceras corniculatum Bruguiera gymnorrhiza Acrostichum aureum Lumnitzera racemosa (Mangrove fern)
  13. 13. Mangrove associates Derris spp. Clerodendrum sp. Premna sp. Dolichandrone spathaceae Pongamia sp. Cyperus sp. Canavalia sp. Dalbergia sp. Caesalpina crista
  14. 14. Estuarine/marine fauna…… Prawns – 80 spp. Crabs/Lobsters – 15 spp. Bivalves – 20 spp. Scillago sp. (Kane) Cephalopods – 8 spp. Gastropods – 15 spp. Sea cucumbers – 12 sp. Fin fish – 200 spp. Sharks – 60 spp. Skates – 10 spp. Rays – 20 spp.
  15. 15. Devastating Tsunami…
  16. 16. THREATS…… Deforestation / Private ownership Sand/Shell mining Prawn Farming / Ghazni conversion Tourism activities
  17. 17. Mangrove destruction..
  18. 18. SAVE US…….. …WE SAVE YOUR COASTLINE

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