[{"data":1,"prerenderedAt":201},["ShallowReactive",2],{"leaderboard-total":3,"spot-the-gap-near-marion-bay":9,"spot-seo-the-gap-near-marion-bay":166},{"entries":4,"total":5,"period":6,"type":7,"generated_at":8},[],0,"all_time","reports","2026-10-02T06:59:37.379659Z",{"id":10,"name":11,"slug":12,"latitude":13,"longitude":14,"description":15,"difficulty":16,"image_url":17,"status":18,"tide_constituents":19,"hazard_entries":70,"access_info_structured":97,"area_boundary":17,"routes":17,"created_at":106,"updated_at":107,"today_conditions":108,"today_verdict_view":131,"images":161,"submitted_by":162,"region_name":164,"verification_status":165,"verified_at":17,"disputed":126,"verifier_count":5,"last_verified_display_name":17},"e07a2b5e-24c2-43a1-9467-6dd477deead4","The Gap (near Marion Bay)","the-gap-near-marion-bay",-35.244549,136.976073,"The Gap is a dramatic offshore reef and dive site located near Marion Bay at the southern tip of Yorke Peninsula. Accessed only by boat, this open-water site features a reef wall dropping from 10–15 metres with caves, swim-throughs, and ledges that shelter abundant marine life. It's prized for sightings of blue groper, blue devils, nannygai, and sweep, plus crayfish hiding in crevices. The adjacent Willyama shipwreck adds extra appeal for experienced divers. Best attempted in calm conditions, as surge and poor visibility can challenge even seasoned snorkelers.","advanced",null,"published",{"name":20,"amplitude":36,"phase":52,"latitude":13,"model":68,"epoch":69},[21,22,23,24,25,26,27,28,29,30,31,32,33,34,35],"2N2","J1","K1","K2","M2","M4","MF","MM","N2","O1","P1","Q1","S1","S2","T2",[37,38,39,40,41,42,43,44,45,46,47,48,49,50,51],0.007621031807578392,0.011300914952530512,0.1992485926662375,0.04047955887137313,0.17412553873975664,0.0008152809513248643,0.00758359194444047,0.00957915922813476,0.010852417397814956,0.13898976650630793,0.05629041309776262,0.03449571639800346,0.017537266727395313,0.17227468009933097,0.01784841157020606,[53,54,55,56,57,58,59,60,61,62,63,64,65,66,67],183.1662377296591,276.04186228309436,255.9556938438563,182.31657892959748,129.6093255828497,195.34058382516525,120.63320425008243,253.50422845486656,200.71259031336325,239.4881987962188,256.48680778341225,223.02880769774902,3.2758043450976397,170.83827732719806,165.34060057670365,"EOT20","1992-01-01T00:00:00Z",[71,77,80,84,87,90,94],{"name":72,"description":73,"severity":74,"season_start":75,"season_end":76},"Open-water surge","Heavy surge and swell can create strong water movement at this exposed offshore site, especially in southerly winds.","warning",6,9,{"name":78,"description":79,"severity":74,"season_start":17,"season_end":17},"Reduced visibility","Visibility drops significantly when swell picks up, averaging 15m but can become near-zero in rough conditions.",{"name":81,"description":82,"severity":83,"season_start":17,"season_end":17},"Boat-only access","The Gap is accessible only by boat — no shore entry available, requiring self-sufficiency and boat safety knowledge.","caution",{"name":85,"description":86,"severity":74,"season_start":17,"season_end":17},"Disorientation risk","The reef topography runs in a circular pattern with caves and overhangs, making it easy to become disoriented underwater.",{"name":88,"description":89,"severity":83,"season_start":17,"season_end":17},"Steep access tracks","Steep tracks descend from the bluffs to the beach; caution needed on loose surfaces.",{"name":91,"description":92,"severity":83,"season_start":75,"season_end":93},"Strong wind chop","Onshore winds can create near gale-force conditions, reducing visibility and stirring up swell.",11,{"name":95,"description":96,"severity":74,"season_start":17,"season_end":17},"Tidal currents around point","Offshore reefs can produce shifting currents around the point; tidal movement should be considered before entering.",{"directions":98,"parking":99,"facilities":100,"fees":104,"access_method":105},"From Marion Bay township, head to the Marion Bay boat ramp to launch. The Gap reef lies offshore — coordinates roughly -35.2445, 136.9761. Local dive shops from Adelaide also organise boat trips to this site. Book ahead.","Parking available at the Marion Bay boat ramp carpark. Bush camping with designated sites is available at nearby The Gap Bush Campground and Gleeson's Landing.",[101,102,103],"parking","toilets","boat_ramp","No entry fee for the site itself. Innes National Park entry fees may apply if visiting nearby park areas.","boat","2026-07-27T02:57:07.362281Z","2026-08-04T05:36:16.070678Z",{"verdict":109,"evaluated_at":110,"models":111},"marginal","2026-10-02T02:22:14.690543Z",[112,119,124],{"model_name":113,"is_favourable":114,"value":115,"threshold":116,"unit":117,"operator":118},"Wind Speed",true,8.17,10,"kn","lte",{"model_name":120,"is_favourable":114,"value":121,"threshold":122,"unit":123,"operator":118},"Wave Height",0.219,0.5,"m",{"model_name":125,"is_favourable":126,"value":127,"threshold":128,"unit":129,"operator":130},"Visibility",false,0.99,2,"","gte",{"verdict":109,"rating":132,"evaluated_at":110,"generated_at":110,"source":133,"confidence":134,"visibility":137,"parameters":138,"models_passed":141,"models_total":156},"Fair","precomputed",{"level":135,"value":136},"High",100,{"score":127,"rating":17,"confidence":17},[139,143,149,152,158],{"name":120,"value":140,"label":17,"unit":123,"favourable":114,"score":141,"optimal_max":122,"marginal_max":142},0.2187086422349518,3,1,{"name":144,"value":145,"label":17,"unit":146,"favourable":126,"score":5,"optimal_max":147,"marginal_max":148},"Swell Period",12.7,"s",8,12,{"name":113,"value":150,"label":17,"unit":117,"favourable":114,"score":141,"optimal_max":116,"marginal_max":151},8.167603556153745,15,{"name":153,"value":154,"label":17,"unit":155,"favourable":126,"score":142,"optimal_max":156,"marginal_max":157},"Precipitation",11.6,"mm",5,20,{"name":159,"value":17,"label":160,"unit":129,"favourable":114,"score":141,"optimal_max":17,"marginal_max":17},"Tidal Phase","slack",[],{"display_name":163},"Daniel","South Australia","unverified",{"title":167,"description":168,"canonical_url":169,"og_image":170,"structured_data":171,"breadcrumbs":194},"Snorkeling Conditions at The Gap (near Marion Bay) - How's the Spot","Check snorkeling conditions at The Gap (near Marion Bay), South Australia. Fair conditions, water 16.4°C, waves 0.22m","https:\u002F\u002Fhowsthespot.com\u002Fspots\u002Fthe-gap-near-marion-bay","https:\u002F\u002Fhowsthespot.com\u002Fog-default.png",[172,181],{"@context":173,"@type":174,"name":11,"description":175,"url":169,"geo":176,"address":178},"https:\u002F\u002Fschema.org","Place","The Gap is a dramatic offshore reef and dive site located near Marion Bay at the southern tip of Yorke Peninsula. Accessed only by boat, this open-water site features a reef wall dropping from 10–1...",{"@type":177,"latitude":13,"longitude":14},"GeoCoordinates",{"@type":179,"addressRegion":164,"addressCountry":180},"PostalAddress","Australia",{"@context":173,"@type":182,"name":183,"description":168,"url":169,"breadcrumb":184},"WebPage","Snorkeling Conditions at The Gap (near Marion Bay)",{"@context":173,"@type":185,"itemListElement":186},"BreadcrumbList",[187,191,193],{"@type":188,"position":142,"name":189,"item":190},"ListItem","Home","https:\u002F\u002Fhowsthespot.com",{"@type":188,"position":128,"name":164,"item":192},"https:\u002F\u002Fhowsthespot.com\u002Fexplore?region=south-australia",{"@type":188,"position":141,"name":11,"item":169},[195,197,199],{"label":189,"href":196},"\u002F",{"label":164,"href":198},"\u002Fexplore?region=south-australia",{"label":11,"href":200},"\u002Fspots\u002Fthe-gap-near-marion-bay",1790924508304]