1. Alexander D. 2006. Northland Research Programme. Land-based resources, waterways and environmental impacts. A report commissioned by the Crown Forestry Rental Trust.
2. Anon. nd. Sunshine hours. [accessed January 2018]. https://statisticsnz.shinyapps.io/sunshine_hours/.
3. Observations on the hydrology of bay of Islands, New Zealand
4. Booth JD. 2017. Characterising fisheries and other marine harvesting in the Bay of Islands, with ecological consequences, from first human settlement to the present. New Zealand Aquatic Environment and Biodiversity Report No. 186.
5. Light requirements of the seagrass, Zostera muelleri, determined by observations at the maximum depth limit in a temperate estuary, New Zealand