According to Lonely Planet the following make up New Zealand's top 10 water adventures:
- Raglan Surfing
- Auckland Sailing
- Blackwater rafting at the Waitomo Caves
- Kayaking in Okarito Lagoon and Abel Tasman National Park
- Torrent River canyoning
- Swimming with Dolphins in Akaroa
- Swimming with Seals in Kaikoura
- Poor Knights Island marine Reserve
You can check out the New Zealand Herald's write up about Poor Knights Island here