Editing South Island (section)

===Water transport===
{{Main|Transport in New Zealand#Ferry services}}
[[File:Cookstraitferry.jpg|thumb|The [[Interislander]] {{ship|DEV|Arahura}} in the [[Marlborough Sounds]]]]

The South Island is separated from the North Island by Cook Strait, which is {{convert|24|km|abbr=off}} wide at its narrowest point, and requires a {{convert|70|km|abbr=off}} ferry trip to cross.

Dunedin was the headquarters of the [[Union Company|Union Steam Ship Company]], once the largest [[list of shipping companies|shipping company]] in the [[Southern Hemisphere]].

====Ports and harbours====
*Container ports: [[Lyttelton, New Zealand|Lyttelton]] ([[Christchurch]]), [[Port Chalmers]] ([[Dunedin]])
*Other ports: [[Nelson, New Zealand|Nelson]], [[Picton, New Zealand|Picton]], [[Westport, New Zealand|Westport]], [[Greymouth]], [[Timaru]], [[Bluff, New Zealand|Bluff]].
*Harbours: [[Akaroa Harbour]], [[Otago Harbour]], [[Halfmoon Bay, Stewart Island|Halfmoon Bay]] ([[Stewart Island / Rakiura]]), [[Milford Sound / Piopiotahi]].
*Freshwater: [[Queenstown, New Zealand|Queenstown]] and [[Kingston, New Zealand|Kingston]] ([[Lake Wakatipu]]), [[Te Anau]] and [[Manapouri]] ([[Lake Manapouri]])