Whanganui Island is the largest of a small group of islands at the entrance to Coromandel

Coromandel, New Zealand

Coromandel is the name of a town and harbour on the western side of the Coromandel Peninsula, which is on the east coast of the North Island of New Zealand...

 harbour in the Hauraki Gulf

Hauraki Gulf

The Hauraki Gulf is a coastal feature of the North Island of New Zealand. It has a total area of 4000 km², and lies between the Auckland Region, the Hauraki Plains, the Coromandel Peninsula and Great Barrier Island...

, off the coast of New Zealand

New Zealand

New Zealand is an island country in the south-western Pacific Ocean comprising two main landmasses and numerous smaller islands. The country is situated some east of Australia across the Tasman Sea, and roughly south of the Pacific island nations of New Caledonia, Fiji, and Tonga...

's North Island

North Island

The North Island is one of the two main islands of New Zealand, separated from the much less populous South Island by Cook Strait. The island is in area, making it the world's 14th-largest island...

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The island, which is privately owned, is
2.83 square kilometres (1.093 sq mi) in area. Much of it is farmed, but there are some forested areas.

It was owned by an American settler until the signing of the Treaty of Waitangi

Treaty of Waitangi

The Treaty of Waitangi is a treaty first signed on 6 February 1840 by representatives of the British Crown and various Māori chiefs from the North Island of New Zealand....

, when he lost legal title to the island as all titles passed to the British crown.

Woolshed Bay on the protected southern shore is a popular overnight mooring spot for cruising from Auckland

Auckland

The Auckland metropolitan area , in the North Island of New Zealand, is the largest and most populous urban area in the country with residents, percent of the country's population. Auckland also has the largest Polynesian population of any city in the world...

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