[1] Atuanui / Mount Auckland is a 304-metre tall mountain, adjacent to the mouth of the Hōteo River which enters into the Kaipara Harbour.

[2] The mountain was traditionally known by the name Atuanui by Tāmaki Māori, and holds spiritual significance to Ngāti Whātua.

[3] The mountain's forests were logged for kauri wood in the mid-19th century, and first received a protected status in 1887, as a state timber reserve.

[3] The mountain is the first known location where Danhatchia australis, an orchid species native to Australia and New Zealand, was first formally identified in 1962.

[4] In 2019, a fund was established to support the development of a tool that would help researches detect kauri dieback on the hill before visual symptoms were present.