- Protected as the Parker Saltmarsh Covenant. 90
- Presence of a wide range of indigenous herbs, grasses, sedges and shrubs of saltmarsh ribbonwood (Plagianthus divaricatus).90
- Common species include Ficinia nodosa, glasswort (Sarcocornia quinqueflora), Suaeda novae-zelandiae, Lachnagrostis tenuis, Remuremu (Selliera radicans) and Samolus repens. 90
- Papanui Inlet Saltmarsh is adjacent to the coastal marine area, which is covered by the Regional Plan: Coast for Otago.