Written by DiveJourney. Built from public sources and local operator knowledge. Last updated Mar 4, 2026.

• DiveJourney Destinations Directory - Used to identify DiveJourney destination pages for New Zealand and internal linking slugs.
• DiveJourney: Poor Knights Islands New Zealand - Local conditions, seasonality, and planning context for the Poor Knights marine reserve.
• DiveJourney: Bay of Islands New Zealand - Diving logistics and sanctuary-aware planning for Te Pewhairangi / Bay of Islands.
• DiveJourney: Wellington South Coast New Zealand - Marine reserve overview and typical sea temperature range for Wellington region.
• DiveJourney: Marlborough Sounds Picton and Lermontov Wreck - Planning and water temperature range for Marlborough Sounds and the MV Mikhail Lermontov.
• DiveJourney: Fiordland Milford and Doubtful Sound - Fiordland diving overview and logistical considerations.
• Immigration New Zealand: International Visitor Conservation and Tourism Levy (IVL) - Official IVL description and payment context.
• Immigration New Zealand: New Zealand Electronic Travel Authority (NZeTA) - Eligibility, validity, and baseline cost for NZeTA.
• DOC: Restrictions for Te Pewhairangi (Bay of Islands) Marine Mammal Sanctuary - Official sanctuary restrictions including in-water rules around marine mammals.
• New Zealand Gazette: Marine Mammals Protection (Te Pewhairangi (Bay of Islands) Marine Mammal Sanctuary) Notice - Legal notice establishing key Bay of Islands sanctuary restrictions.
• New Zealand Legislation: Marine Mammals Protection Regulations 1992 - National-level marine mammal interaction rules.
• DOC: Hikurangi Marine Reserve (example of no-take rules) - DOC page summarizing standard marine reserve protections and prohibited activities.
• NIWA: Northland Climate and Weather (ClimateWEB) - Regional climate and sea surface temperature context for Northland.
• NIWA: Wellington Climate and Weather - Regional climate and sea surface temperature context for Wellington region.
• NIWA: Canterbury climatology (second edition) - East-coast climate context relevant to Kaikoura and Canterbury travel planning.
• NIWA: Southland Climate and Weather (ClimateWEB) - Deep-south climate context relevant to Stewart Island and Fiordland-adjacent travel.
• MetService: Marine forecasts - Forecast source for wind and sea-state planning.
• NZ Underwater: Diver Emergency Service (DES) - Diving emergency guidance and contact details for New Zealand.
• AIDA International: Depth Nationals 2026 (New Zealand) - Official event listing for a New Zealand depth freediving competition.
• AIDA International: Pool Nationals 2025 (New Zealand) - Official event listing for a New Zealand pool freediving competition.