| River Environment Classification Tasman (2010) (DEPRECATED) | MfE Data Management | Ministry for the Environment | Creative Commons Attribution 3.0 New Zealand | Layer | Vector | 6734 | 35 | ||
| River Environment Classification Watershed Tasman (2010) | MfE Data Management | Ministry for the Environment | Creative Commons Attribution 3.0 New Zealand | Layer | Vector | 6644 | 28 |