Written by DiveJourney. Built from public sources and local operator knowledge. Last updated Dec 7, 2025.

• DiveJourney: Netherlands country listing - Internal inventory reference for Netherlands dive spots and country coverage.
• DiveJourney: Bergse Diepsluis dive spot - Internal example shore dive in Zeeland (Oosterschelde region).
• DiveJourney: 't Koepeltje dive spot - Internal example shore dive in Grevelingen (Zeeland).
• Government of the Netherlands: EES and ETIAS timeline - Official guidance on EU Entry/Exit System rollout and ETIAS timing.
• EU: ETIAS official information - EU overview of the ETIAS travel authorization system.
• Rijkswaterstaat: tide information (getij) - Official Dutch water authority overview of tides and water info.
• National Park Oosterschelde: tide chart - National park guidance on tides relevant to planning Oosterschelde diving.
• UNESCO World Heritage: Wadden Sea - UNESCO listing and context for the Wadden Sea World Heritage site.
• Wadden Sea World Heritage - Information on Wadden Sea protection, management, and visitor guidance.
• DAN Europe: emergency hotlines - Dive medical emergency hotline information.
• Dutch Underwater Sports Association: diving accident guidance - Local guidance and contact points for diving accidents in the Netherlands.
• Medisch Centrum Hyperbare Zuurstoftherapie: diving accidents - Hyperbaric center information and contact details for diving accidents.