Here is an excerpt from this excellent page:
You may also want to engage in pest plant and animal control (see Pests and diseases), restore a wetland or forest, or apply for formal protection of an area through a conservation covenant.
Our guide to Protecting natural areas on private land (PDF 491KB) has more information on what you can do to enhance biodiversity on your property. The factsheets below provide guidance depending on the type of environment within which you're working.
Coastal planting guides
Overview (PDF 376KB)
Coastal forests (PDF 290KB)
Cliff tops (PDF 418KB)
Wetlands, salt marshes and estuaries (PDF 490KB)
Clay banks (PDF 576KB)
Forests and shrubland
Native forest restoration (PDF 432KB)
Caring for forest fragments (PDF 614KB)
Shrublands (PDF 431KB)
Streamsides and wetland
Wetlands overview (PDF 364KB)
Wetlands restoration (PDF 864KB)
Streamsides (PDF 506KB)
To share your restoration project and see what others are working on near you, check out the Nature Space networking website.
http://www.manawa.org.nz/ - Coordinating environmental groups
Bush reserves and related physical activities across Auckland (ARPASS site)
Glyphosate:
http://www.ravensdown.co.nz/Products/Agrochemicals/Herbicides/Glyphosate+360 .htm
http://www.waitakere.govt.nz/cnlser/pw/greennetwk/tehengawetland.asp
Vigilant:
VIGILANT® provides a simple non-spray alternative for selectively controlling invasive weed species; it is currently registered in New Zealand for use on:
Agapanthus (Agapanthus praecox)
Climbing spindleberry (Celastrus orbiculatus )
Cotoneaster (Cotoneaster simonsii )
Darwin's barberry (Berberis darwinii )
Elaeagnus (Elaeagnus x reflexa )
Gorse (Ulex europaeus )
Grey willow (Salix cinerea )
Japanese honeysuckle (Lonicera japonica)
Kahili ginger (Hedychium gardnerianum )
Old Man's Beard (Clematis vitalba )
Wandering jew/willie (Tradescantia fluminensis )
Woolly nightshade (Solanum mauritianum)
And here are a variety of links from the ARC's EcoNews Summer-Autumn 2009: http://www.ecoevents.org.nz/
Environmental Initiatives Fund
The Fund opens Monday 27 April and closes 1 July.
Coastal Enhancement Fund (Closed down in 2011)
www.arc.govt.nz/environment/funding-awards/coastal-enhancement-fund
For species listed in the Auckland Regional Pest Management Strategy
www.arc.govt.nz/plantsearch www.landcare.org.nz www.bush.org
Biodiversity Advice Fund biofunds@doc.govt.nz
Protecting NZ indigenous plants www.nzpcn.org.nz/
Community Resource Kit www.community.net.nz (04) 916 3300
Funding Information Service www.fis.org.nz (04) 471 8900
Keeping it Legal www.keepingitlegal.net.nz (04) 385 0981
Fundraising Institute www.fundraising.org
Caring about the harbour: a DVD is available to LRB&LSB members (or for $5 from Marcus Ballantyne at the ARC - see http://www.arc.govt.nz/environment/water/stormwater/stormwater-publications.cfm)
All about New-Zealands-Mangroves (from Friends of the Mahurangi website)