[{"data":1,"prerenderedAt":208},["ShallowReactive",2],{"leaderboard-total":3,"spot-mermaid-reef-crowdy-head-port-macquarie":9,"spot-seo-mermaid-reef-crowdy-head-port-macquarie":173},{"entries":4,"total":5,"period":6,"type":7,"generated_at":8},[],0,"all_time","reports","2026-10-03T06:32:05.526386Z",{"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":110,"area_boundary":17,"routes":17,"created_at":118,"updated_at":119,"today_conditions":120,"today_verdict_view":142,"images":168,"submitted_by":169,"region_name":171,"verification_status":172,"verified_at":17,"disputed":126,"verifier_count":5,"last_verified_display_name":17},"05572051-d2db-4093-83ed-7a8a18dbeca6","Mermaid Reef (Crowdy Head \u002F Port Macquarie)","mermaid-reef-crowdy-head-port-macquarie",-31.770617,152.811367,"Mermaid Reef is a renowned offshore dive and snorkel site off Crowdy Head, featuring a complex underwater landscape of multiple pinnacles, deep gutters, and bomboras (bommies) ranging from 12m to 30m depth. The reef is draped in large gorgonian sea fans and soft corals, attracting pelagic baitfish schools, stingrays, moray eels, and regular visits from grey nurse and whaler sharks. This exposed offshore reef requires a boat to access and offers advanced-level conditions with strong currents, making it a premier spot for experienced snorkelers and divers on the NSW Mid North Coast.","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],0.02367087258185822,0.008461166072338499,0.17729502337638592,0.03595473868612358,0.526472984638935,0.005994947702366348,0.001394869894091234,0.005210657186463482,0.1070779807917168,0.09717128037660436,0.05464328840755342,0.022509372981811684,0.013021364743846426,0.13000602867061203,0.0032497621357277092,[53,54,55,56,57,58,59,60,61,62,63,64,65,66,67],278.52586625257675,5.0384148661178765,338.13749310146363,306.0457382416801,304.00366836955016,319.7178094884856,188.23221594337383,220.0463032944653,295.6694003778614,309.6422531619045,335.8460895890098,256.68320537937444,357.5144192187706,317.5521369269446,333.8055170089437,"EOT20","1992-01-01T00:00:00Z",[71,77,80,86,89,92,96,99,103,106],{"name":72,"description":73,"severity":74,"season_start":75,"season_end":76},"Strong ocean currents","Open-ocean tidal currents can be powerful and unpredictable around the reef, posing risk to swimmers.","warning",1,12,{"name":78,"description":79,"severity":74,"season_start":75,"season_end":76},"Vessel traffic","The reef lies 15 NM offshore and is frequented by recreational fishing boats; boat strike is a hazard.",{"name":81,"description":82,"severity":83,"season_start":84,"season_end":85},"Swell and surge","Exposed to the full Tasman Sea swell, the reef can experience large waves and heavy surge, especially in SE winds.","danger",6,10,{"name":87,"description":88,"severity":74,"season_start":75,"season_end":76},"Remote location","No shore infrastructure nearby; medical evacuation would be extremely delayed in an emergency.",{"name":90,"description":91,"severity":74,"season_start":17,"season_end":17},"Strong offshore currents","Exposed offshore reef subject to tidal flows around pinnacles and gutters",{"name":93,"description":94,"severity":95,"season_start":17,"season_end":17},"Boat traffic","Accessible only by boat; dive\u002Fsnorkel vessels and local fishing boats operate in the area","caution",{"name":97,"description":98,"severity":74,"season_start":75,"season_end":76},"Depth range 12–30m","Significant depth variation requires good free-diving or scuba ability",{"name":100,"description":101,"severity":74,"season_start":84,"season_end":102},"Swell exposure","Open ocean exposure to east coast swells, especially in winter and spring",11,{"name":104,"description":105,"severity":74,"season_start":75,"season_end":76},"Deep water drop-offs","The reef ranges from 12 m to 30 m depth with sudden drops — easy to exceed safe free-diving depths.",{"name":107,"description":108,"severity":74,"season_start":84,"season_end":109},"Rough sea conditions","Exposed offshore location; swells and wind chop can build quickly, making boat exit and entry hazardous.",8,{"directions":111,"parking":112,"facilities":113,"fees":116,"access_method":117},"Mermaid Reef is located approximately 5–8 km offshore from Crowdy Head, about 30 km south of Port Macquarie. Launch from Crowdy Head Boat Harbour or Laurieton. The reef area is centred at S31°46.237' E152°48.682'. Local dive operators such as Scuba Haven (Laurieton) run charters to the site.","Parking available at Crowdy Head Boat Harbour and Laurieton boat ramps.",[114,115],"parking","boat_ramp","No entry fee. Charter fees apply when using local dive operators.","boat","2026-07-27T02:55:39.251646Z","2026-08-04T05:30:44.786380Z",{"verdict":121,"evaluated_at":122,"models":123},"go","2026-10-03T02:20:49.477930Z",[124,130,136],{"model_name":125,"is_favourable":126,"value":127,"threshold":85,"unit":128,"operator":129},"Wind Speed",false,10.23,"kn","lte",{"model_name":131,"is_favourable":132,"value":133,"threshold":134,"unit":135,"operator":129},"Wave Height",true,0.38,0.5,"m",{"model_name":137,"is_favourable":132,"value":138,"threshold":139,"unit":140,"operator":141},"Visibility",2.26,2,"","gte",{"verdict":121,"rating":143,"evaluated_at":122,"generated_at":122,"source":144,"confidence":145,"visibility":148,"parameters":149,"models_passed":167,"models_total":162},"Excellent","precomputed",{"level":146,"value":147},"High",100,{"score":138,"rating":17,"confidence":17},[150,152,156,159,164],{"name":131,"value":133,"label":17,"unit":135,"favourable":132,"score":151,"optimal_max":134,"marginal_max":75},3,{"name":153,"value":154,"label":17,"unit":155,"favourable":132,"score":151,"optimal_max":109,"marginal_max":76},"Swell Period",7.1,"s",{"name":125,"value":157,"label":17,"unit":128,"favourable":126,"score":75,"optimal_max":85,"marginal_max":158},10.234317599999999,15,{"name":160,"value":5,"label":17,"unit":161,"favourable":132,"score":151,"optimal_max":162,"marginal_max":163},"Precipitation","mm",5,20,{"name":165,"value":17,"label":166,"unit":140,"favourable":132,"score":151,"optimal_max":17,"marginal_max":17},"Tidal Phase","slack",4,[],{"display_name":170},"Daniel","New South Wales","unverified",{"title":174,"description":175,"canonical_url":176,"og_image":177,"structured_data":178,"breadcrumbs":201},"Snorkeling Conditions at Mermaid Reef (Crowdy Head \u002F Port Macquarie) - How's the Spot","Check snorkeling conditions at Mermaid Reef (Crowdy Head \u002F Port Macquarie), New South Wales. Excellent conditions, water 20.4°C, waves 0.38m","https:\u002F\u002Fhowsthespot.com\u002Fspots\u002Fmermaid-reef-crowdy-head-port-macquarie","https:\u002F\u002Fhowsthespot.com\u002Fog-default.png",[179,188],{"@context":180,"@type":181,"name":11,"description":182,"url":176,"geo":183,"address":185},"https:\u002F\u002Fschema.org","Place","Mermaid Reef is a renowned offshore dive and snorkel site off Crowdy Head, featuring a complex underwater landscape of multiple pinnacles, deep gutters, and bomboras (bommies) ranging from 12m to 3...",{"@type":184,"latitude":13,"longitude":14},"GeoCoordinates",{"@type":186,"addressRegion":171,"addressCountry":187},"PostalAddress","Australia",{"@context":180,"@type":189,"name":190,"description":175,"url":176,"breadcrumb":191},"WebPage","Snorkeling Conditions at Mermaid Reef (Crowdy Head \u002F Port Macquarie)",{"@context":180,"@type":192,"itemListElement":193},"BreadcrumbList",[194,198,200],{"@type":195,"position":75,"name":196,"item":197},"ListItem","Home","https:\u002F\u002Fhowsthespot.com",{"@type":195,"position":139,"name":171,"item":199},"https:\u002F\u002Fhowsthespot.com\u002Fexplore?region=new-south-wales",{"@type":195,"position":151,"name":11,"item":176},[202,204,206],{"label":196,"href":203},"\u002F",{"label":171,"href":205},"\u002Fexplore?region=new-south-wales",{"label":11,"href":207},"\u002Fspots\u002Fmermaid-reef-crowdy-head-port-macquarie",1791009173849]