The Weiti River is an estuarine river

River

A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including...

 to the north of 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...

 in the 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...

 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...

. It rises as the Weiti Stream in the low hills approximately 7km west of Silverdale

Silverdale, Auckland

Silverdale is a village approximately 30km north of Auckland in the North Island of New Zealand. It is located on the north bank of the Weiti River and lies to the west of the Whangaparaoa Peninsula...

 and emerges into 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...

 immediately south of the Whangaparaoa Peninsula

Whangaparaoa Peninsula

Whangaparaoa Peninsula is a peninsula and suburban area, around 25 km north of Auckland, New Zealand. Part of Rodney District, as of 2006, it had 22,788 residents, many of them in the eponymous town of Whangaparaoa on its southern side.-Geography:...

. The upper stretches of the river are heavily grown with mangrove

Mangrove

Mangroves are various kinds of trees up to medium height and shrubs that grow in saline coastal sediment habitats in the tropics and subtropics – mainly between latitudes N and S...

s but with care, small craft can navigate it as far as Silverdale at high tide

High Tide

High Tide was a band formed in 1969 by Tony Hill , Simon House , Peter Pavli and Roger Hadden .-History:...

. Stillwater

Stillwater, Auckland

Stillwater is a village in the northern end of Auckland in the North Island of New Zealand. Situated on the Weiti River immediately south of the Whangaparaoa Peninsula in the Rodney District, it is part of the area known as the Hibiscus Coast....

is the only other settlement along the river's banks.