A timeline to main events of the grounding and subsequent oil spill of the cargo ship Rena.
Wednesday, October 5
2.20am: Rena, a Liberia-flagged 235m vessel, was heading to Tauranga from Napier when it crashed into the Astrolabe Reef, about 7km north of Motiti Island. Maritime NZ said the cargo ship, which was carrying 1900 tonnes of fuel, was on a 10-degree list and some fuel had leaked from its hydraulic pumps.
Thursday, October 6
-An early morning flight by MNZ confirmed an oil slick stretching 2 kilometres.
-Four dead birds were found, covered in oil. An oiled wildlife response team was mobilised.
-The Director of Maritime New Zealand issued the owners with two notices. One, that a reputable salvor be appointed. Two, that MNZ can take control if it deems it necessary and the vessel owner must comply with the National On Scene Commander's directions.
Friday, October 7
-Four little blue penguins and two shags affected by oil were rescued from Motiti Island. Six teams of responders are deployed and joined by 10 more teams on Saturday.
Saturday, October 8
-Fresh oil is spotted leaking from the cargo ship, which is on an 11-degree list, MNZ confirms.
-Specialists from around New Zealand and Australia join the more than 100-member strong oil spill response team led by MNZ. Three hundred defence force personnel are on standby.
-Oil is being moved within the vessel to get it away from the damaged parts of the hull.
Sunday, October 9
-Oil recovery teams head out on the water to collect oil. The oiled wildlife response is continuing
-About 10 tonnes of oil is pumped from the Rena to the bunker barge Awanuia.
Monday, October 10
-3500 tonnes of oily water has been recovered and offloaded at the Port of Tauranga.
-Clumps of oil are found washed up on the beach.
-Awanuia is currently alongside Rena and preparations are underway to transfer oil from Rena to the Awanuia, weather permitting.