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A manta ray night dive is a scuba diving excursion to view manta rays. ==Description== Depending on the amount of microscopic plankton present, the number of manta rays will vary. Some days no manta rays are seen while on days with high plankton levels upwards of a dozen may be present.〔(【引用サイトリンク】title= Manta Ray Night Dive in Kona, Big Island )〕 While diving, scuba divers shine lights up while snorkelers shine them down creating a column of light which attracts millions of minuscule plankton, which in turn attracts the manta rays.〔(【引用サイトリンク】work= Manta Pacific Research Foundation web site )〕 A popular site is just off the coast of Hawaii Island called Garden Eel Cove, as well as the Kona Surf Hotel. Located just off the coast of Keahole Point (near the Kona International Airport), it attracts scuba divers for the abundance of manta rays. Its official name is Hoona Bay, at . Other sea life includes garden eels, Hawaiian turkeyfish, and Heller's barracuda.〔(Jack's Diving Locker : Dive Sites )〕 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Manta ray night dive」の詳細全文を読む スポンサード リンク
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