Doubtless Bay catchment description, factsheet and other related documents.
Mangere catchment factsheet, river fish study, water quality status and trends report and other related documents.
Ngunguru catchment group's terms of reference and reading list.
Poutō catchment description, catchment group's terms of reference and the Northland Lakes - Poutō Annual Report 2014.
Waitangi River catchment description and terms of reference.
Whangārei Harbour catchment group's terms of reference and the Whangārei Harbour Water Quality Improvement Strategy.