many works for marine biologist lisa kohn and in chino frank. they're about to harvest some special coral atoll used to reforest the reach of the overdue and so there's no time to waste right now the rows are basically a lake there for us this season so just like the trees in the forest provide a habitat so out there for so many other animals the corals do the same on the reef . through careful research they determined which coral is especially vigorous. when we collect from the donor probably we never get more than 10 percent but there are the large these and these 4 are that the birds have a very fast rapid growth rate. they use a technique called micro fragmenting in which small coral colonies are transplanted to other locations. as the harvest is carl to sort into 5 centimeter pieces then the pieces a half to. fragments of hope and because carmel is a living creature they have to work quickly. small pieces of coral a seeded in places with the original coral has die and they come out here several times a week and play. the fragments on to wha