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Twelve interpretive plaques fixed to the seabed identify the surrounding coral gardens, seagrass meadows and the delicate pink Pocillopora coral that thrives in these calm, crystal-clear shallows. With depths of just 1-5 metres and generally flat conditions, this is one of Western Australia's most accessible and educational reef experiences — perfect for first-timers and families wanting to float over a living classroom of marine life.","beginner","published",{"name":58,"amplitude":74,"phase":90,"latitude":22,"model":106,"epoch":107},[59,60,61,62,63,64,65,66,67,68,69,70,71,72,73],"2N2","J1","K1","K2","M2","M4","MF","MM","N2","O1","P1","Q1","S1","S2","T2",[75,76,77,78,79,80,81,82,83,84,85,86,87,88,89],0.004246646050641868,0.00929715593939091,0.16671990024248595,0.013763551056940972,0.05442926686434654,0.004831037571235754,0.005031046440380575,0.004593391224684983,0.013459586396300377,0.12210902263225695,0.05066823186019397,0.023037956390366602,0.013620958504661312,0.04165109266427433,0.002988107938348202,[91,92,93,94,95,96,97,98,99,100,101,102,103,104,105],38.07168459976013,226.5547116816707,181.76307460570933,39.03973987574349,58.69595906491372,131.53454162642942,33.33911075183571,222.96465763182368,105.85905092868404,176.01364000372735,171.0963195429075,173.02286853875765,319.8592487484466,64.23281584403975,227.84649155086737,"EOT20","1992-01-01T00:00:00Z",[109,114,117,121,125,128,131],{"name":110,"description":111,"severity":112,"season_start":36,"season_end":113},"Sharp limestone reef edges","The underwater trail follows a limestone ridge with sharp edges — wear reef shoes or fins and avoid touching the coral.","caution",12,{"name":115,"description":116,"severity":112,"season_start":36,"season_end":113},"Rocks at beach entry","The beach at Parker Point is rocky with seaweed — take care entering and exiting the water.",{"name":118,"description":119,"severity":112,"season_start":120,"season_end":113},"Boat traffic near sanctuary boundaries","While the marine sanctuary itself is protected, boat traffic occurs in the surrounding channels; stay within the marked trail area.",9,{"name":122,"description":123,"severity":112,"season_start":124,"season_end":124},"Outgoing tide current","Tidal flow can increase along the limestone ridge, especially on an outgoing tide, potentially pushing snorkellers away from the trail.",null,{"name":126,"description":127,"severity":112,"season_start":124,"season_end":124},"Sharp limestone reef","The underwater limestone ridge is sharp and abrasive; exposed skin can be cut easily when kneeling or standing.",{"name":129,"description":130,"severity":112,"season_start":124,"season_end":124},"Marine stingers (summer)","Box jellyfish and other marine stingers can be present during the warmer months (November to April).",{"name":132,"description":133,"severity":112,"season_start":124,"season_end":124},"Sharp reef limestone","The shallow reef platform has sharp limestone edges that can cause cuts and abrasions. 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