Coral reefs research methods d r stoddart and r e johannes eds monographs on oceanographic methodology 5 unesco 1978 sponges in coral reefs k rutzlerl introduction sponges are sessile aquaticmetazoans bounded by pinacoderm and containing choanocyte chambers choanocytes generate a waterflow from small ostia. Coral reefsresearch methods stoddart dr and rf johannes editors 1978 methods survey monitoring benthic unesco monograph on oceanographic methodology . Plotless and transect methods in monographs on oceanic methodologycoral reefs research methods and natural catastrophes on coral reefs is the possibility that the human perturbed . D r stoddart and r e johannes editors coral reefs research methods monographs on oceanographic methodology 5 581 pp paris unesco 1978. Coral reef protected areas a guide for management prepared by the working group on ecosystem science and conservation for presentation to the us coral reef task force october 27 1999 draft on june 11 1998 president clinton issued executive order 13089 on coral reef protection 63 fed reg 32701
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