Kayaker drowns on Mararoa River February 11th, 2020 2010-04-08T12:16:09+12:00 Invercargill man Mark Tressler (45) drowned on the Marora River, Southland on Monday 5 April. Reports indicate that the kayaker capsized and swam and was unresponsive to CPR. The incident is being investigated by Te Anau police and will be referred to the coroner. Maritime NZ have declined to investigate the incident, citing budget restrictions. (Incident report). Safety