The availability of the HSI model the authors attempted to examine for quantitative estimation of seaweed bed . The environmental factors used in the HSI mode 畳were 丘ve items such as water depth , wave height, bottom flow velocity , light intensity and bottom sedimellt type . The model testing was car − ried out for examinatiOn Of habitat suitability Of Ecktonia kurome and Sargassum Spp . beds on the COaSt Of Kunda Cove in the western part of Wakasa Bay , HSI model results have seen

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... y rcproduced by the scuba diving observations of seawecd coverage . It seemed that the HSI mGdel would be applicable to estimation of the seaweed habitat suitability by using appropriate environmental fac 亡 ors . ADd it would be possible to improve t he model appiicabi ! ity by defining the relation of each environmental factor more precisely