Ocean power in New Zealand speed. Because the tidal speed doubles, eight times more tidal power can be produced at spring tides than at neap tides. The entrance to Kaipara Harbour, one of the largest harbours in the world, is a channel to the Tasman Sea. It narrows to a width of , and is over deep in parts. On average, Kaipara tides rise and fall . At high tide, nearly 1000 square kilometres are flooded. Spring tidal flows reach 9 km/h (5 knots) in the entrance channel and move 1,990 million cubic metres per tidal movement or 7,960 million cubic meters daily. In 2011,
The Raksha Country and the Sea Market The Raksha Country and the Sea Market "The Raksha Country and the Sea Market" () is a short story by Pu Songling first published in "Strange Tales from a Chinese Studio". Told in two parts, the story follows the adventures of scholar-merchant Ma Ji, and is one of the first "Strange Tales" entries to be translated into English. Some critics have argued that "The Raksha Country" serves as social commentary relating to various topics including hypocrisy, conventional standards of beauty, and nationalism. The story was likely inspired by both ancient Hindu mythology and early Chinese literature; it has been adapted