Birds
- Birds' nests (Pointers for identification of birds' nests) - Mar 2024
- Bitterns in New Zealand (Australasian Bittern, Botaurus poiciloptilus, Matuku-Hurepo) - Oct 2023
- Karearea/NZ Falcon - Jan 2022
- Kōtuku/White Heron (Ardea alba modesta) - May 2024
- New Zealand Dotterel (Charadrius Obscurus) - Jul 2021
- Ruru/Morepork - Nov 2021
Plants
- Climbing asparagus (invasive plant Asparagus scandens) - Oct 2023
- Five finger (Pseudopanax arboreus, Whauwhaupaku) - Jul 2022
- Kōwhai (Sophora microphylla) - Sep 2023
- Miro (Pectinopytis ferruginea) - Mar 2023
- Toetoe and introduced pampas (Austroderia toetoe, Cortaderia selloana, Cortaderia jubata) - Jul 2023
- Purple Loosestrife, Lythrum salicaria (invasive plants) - Jan 2024
- Raupō/Bullrush (versatility and usefulness) - Mar 2024
Critters
- Beech honeydew - Dec 2023
- NZ Copper butterflies (pepe para riki) - Jan 2023
- Brown beetle from grass grub - Feb 2024
- Peacock Moth (Northern Wattle/Old Lady Moth, Pepe kehue/atua, Dasypodia cymatodes, Owl moth) - Feb 2023
- Pepe tuna (Pūriri moth, Aenetus Virescens) - Aug 2023
Conservation
- Queen Elizabeth Park and lizards - Feb 2022
- Inspired by Sanderson project (start of) - Nov 2021
- Paraparaumu 'central park/Wharemauku Stream - Feb 2024
- Queen Elizabeth Park grazing and land use - Sep 2021, Oct 2021, Dec 2021, Oct 2022
- Restoration of Whitireia Park - Jul 2022
- Restoring the Long Garden (Te Maara Roa) - May 2022
- Rewetting Queen Elizabeth Park - Dec 2021, Jun 2022, Sep 2022, Feb 2023, Jun 2023
- Totara as a pioneer plant (Timata method) - Feb 2024
Citizen science
- 5-minute bird count, Garden Bird Survey, eBird.org - Apr 2023
- Climate change action for the home garden - May 2022
- Encouraging lizards at home - Feb 2024
- Matauranga Maori & Western Science, Te Reo Maori names of species and their meaning - May 2023
- Rock Lobsters, kina barrens, crayfish, overfishing - Feb 2023
Other topics covered in editorials
- 30 by 30 - Mar 2023
- Biodiversity crisis - Aug 2023, Oct 2023, Jan 2024
- Carbon credits - Apr 2023
- Carbon footprint - Oct 2023
- Central Paraparaumu land sale - Nov 2022
- Circular economy - Jan 2024
- Climate emergency - Feb 2023, Jul 2023, Sep 2023, Oct 2023, Jan 2024
- Conservation objectives - Dec 2023
- Degrowth - Jan 2024
- Emission Trading Scheme - Apr 2023
- Escarpment Track history - Jun 2022
- Erosion - May 2023
- Farming - Jan 2023, Apr 2023
- Fast Track Approvals Bill - Mar 2024
- Fernbirds in Queen Elizabeth Park - Jun 2023
- Insect decline, insecticides - Aug 2023
- Land use classification LUC7 - May 2023
- Mana Island - Mar 2023
- Stewardship land - Mar 2022, Jul 2022
- Sub-Antarctic Islands - Apr 2022
- Transport - Jan 2024
- Wetlands (peat) - Feb 2023, May 2023
- Whitireia and West Belmont parks fires update - Feb 2024
Walks
- Ara Harakeke Walk - Sep 2023
- Bird Count Walk, Queen Elizabeth Park - Dec 2023
- Kaitawa Reserve Forest Walk - Aug 2023
- Kohekohe Walk, Waikanae - Oct 2023
- Mangaone Walkway Picnic Walk - Jan 2024
- Te Ara o Tipapa Walk in Queen Elizabeth Park - Jun 2023
- Waikanae Forests Walk - Jul 2023
Book reviews
- The teachings of plants "Braiding Sweetgrass" and "Gathering Moss" by Robin Wall Kimmerer - Mar 2024