There are three distinctive types of wetland forests - swamps forest, peatland forest and intertidal forest.
As each kettle hole is unique in its size, depth, location and water regime, so too are the plant communities (called ephemeral turfs) growing within them.
Ranger Lorraine Cook takes her shoes and socks off to tell us about the benefits of wetland plants.
Green slime and brown scum on stream beds is usually regarded as an unattractive nuisance however, it is a vital part of stream ecosystems.
Publications about wetlands
40 wetlands you can visit brochure
Ramsar convention on wetlands
National Wetland Trust website
Fish & Game New Zealand website
Find out about World Wetlands Day in New Zealand.
Phone 0800 DOC HOTline (0800 362 468) 24 hour emergency number to report:
Sick or injured wildlifeWhale or dolphin strandings