Page 10 - Diving Indonesia 21 November 2019
P. 10

Indonesian Living Reefs                                                                                                  Indonesian Living Reefs


        and forming a barrier reef further out from   previously locked away in the reef. The   is based on the notion that exposed   The Indonesian Government has been
        the island. He went on to suggest that if   water inside the lagoon is completely cut   limestone – for example, an island – will   proactive in reef conservation and there
        then over time the island subsided what   off from the open ocean so this highly   be acted on by the weak acid contained   are numerous marine parks (MPAs)
        would be left would be an atoll.  concentrated nutrient rich water remains     in acid rain and will slowly erode in the   across the archipelago. Today, more
                                          undiluted. This isolation of the water also   center. Given that sea levels have risen   MPA’s are still being created as education
        Atolls                            means that is it unaffected by problems      approximately 120 meters since the last   regarding the importance of reefs for both
        Atolls are perhaps the most visually   stemming from land such as run off      ice age the raise in water level means   the environment and for the economy
        stunning of reef structures – circular rings   containing pollutants. The effect is that   that as the center of the island erodes   becomes more widespread. The majority
        of coral growth with centralized lagoons   atoll lagoons can support a much higher   down and the surrounding sea rises only   of Indonesian marine parks are complete
        rising up from the deep. The largest atoll   concentration of life than other lagoons,   a rim will be left a t the surface on which   no-take zones which means no fishing,
        in Indonesia is Taka Bone Rata Atoll in   such as those that form behind barrier   coral will form. The process of erosion in   no harvesting of turtles eggs and no shell
        South Sulawesi (Flores Sea) and it is   reefs.                                 the center continues making the island   collecting, other parks are divided into
        actually the largest atoll in South East                                       virtually hollow itself out into what we   zones using similar titles. Whilst the
        Asia and the third largest atoll in the   Atoll formation has been examined in   now see as a deep saucer shape - an Atoll.  parks are a big step forwards the main
        world. Taka Bone Rate is 72 kilometers   more recent times and whilst Darwin’s                                   problem that they face is enforcement
        by 36 kilometers and encompasses more   theory does make sense there are some   Coral Reef Marine Life           of the regulations. In some areas patrol
        than 20 small islands and numerous   areas where geological evidence does      Conservation and Marine           boats are used to patrol park waters and
        reefs. Atoll lagoons contain water that   not support his hypothesis entirely. The   Protected Areas             this seems to be an effective and positive
        is considerably richer than the waters   ‘Karstic Saucers’ explanation also takes in   Coral reef habitats across the globe are   solution. One of the best ways to support
        surrounding the atoll because as deep   to account the rise in sea levels following   facing a tremendous range of issues   a marine park is to dive there – many of
        ocean water filters through the walls of   the ice age – a factor which Darwin did   and pressures and Indonesian reefs are   the established parks have systems in
        the atoll it collects nutrients that were   not account for. This alternate theory   no exception. World-wide, over fishing   place for divers to purchase park entry
                                                                                       is, and continues to be, a major issue;   tags of varying durations and the fees
                                                                                       destructive fishing practices such as   fund the running of the park and projects
                                                                                       cyanide fishing and dynamite fishing also   within it. Please show your support and if
                                                                                       continue in numerous regions around   you are diving in an MPA always ask your
                                                                                       the world. Globally, irresponsible tourism   operator if there is a marine park tag to
                                                                                       has led to some areas where corals have   purchase.
                                                                                       been broken and anchor damage is also
                                                                                       a contributing factor to reef damage.    In addition to marine parks there
                                                                                       Indonesia has innumerable pristine reefs   are numerous independent marine
                                                                                       but divers should be aware that these   conservation projects all over Indonesia
                                                                                       global issues also affect parts of the   from turtle hatcheries and manta ray
                                                                                       Archipelago. Thankfully the Indonesian   identification databases to artificial reefs
                                                                                       Government has acted quickly and is keen   and coral reef monitoring. The majority
                                                                                       to ensure the ongoing future of healthy   of these projects are worthwhile and
                                                                                       reefs in Indonesia. When booking a dive   help to increase awareness of various
                                                                                       trip in Indonesia try to opt for operators   issues facing Indonesia’s coral reefs and
                                                                                       who are operating environmentally dive   their inhabitants. Check with chosen
                                                                                       practices and are active in reef and marine   operators(s) for conservation projects
                                                                                       life conservation efforts.        in the areas you are visiting – often they
                                                                                                                         welcome help and they can be very
                                                                                                                         interesting and informative.




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