The MV Rena was a 3,351 TEU Panamax container ship measuring 236 meters in length with a breadth of 32.2 meters and a fully laden draught of 12 meters. Built in 1990 by Howaldtswerke-Deutsche Werft AG in Kiel, Germany, she was originally named ZIM America and served the Israeli shipping company Zim. She was designed to carry up to 3,351 twenty-foot equivalent units (TEU) across seven holds, making her a significant vessel in container shipping. Her gross tonnage was 38,788, with a net tonnage of 16,454 and a deadweight tonnage of 47,231 tonnes. The ship was powered by a single eight-cylinder Cegielski-Sulzer 8RTA76 two-stroke diesel engine, producing a maximum of approximately 22,000 kW, which enabled a service speed of 21 knots. She was equipped with a bow thruster for maneuverability and had dual auxiliary generators for shipboard power. Originally launched as ZIM America, she was delivered in 1990 and registered in Haifa. In 2004, she was re-registered under the Maltese flag as Andaman Sea, and in 2010, she was sold to Daina Shipping Co., a subsidiary of the Greek company Costamare Inc., and renamed Rena. She was registered in Monrovia, Liberia. The vessel’s most notable event occurred on 5 October 2011 when she ran aground on the Astrolabe Reef near Tauranga, New Zealand, due to navigation errors. Carrying 1,368 containers, including hazardous materials, along with 1,700 tonnes of heavy fuel oil, the accident resulted in a severe oil spill, declared the worst maritime environmental disaster in New Zealand's history. Over subsequent months, the ship sustained further damage, breaking in two during a storm in January 2012, with her stern section sinking almost completely. The wreck was heavily salvaged by 2016, removing the majority of containers and debris, and the site was officially left in place. The environmental impact of the wreck, including contamination from anti-fouling paints containing zinc, diuron, copper, and TBT, continues to be monitored. As of 2020, the wreck has begun to transform into a kelp forest, with ongoing assessments to ensure it causes no further harm to the reef. The MV Rena remains a significant case study in maritime safety, environmental impact, and wreck management.

This description has been generated using GPT-4.1-NANO based on the Vessel's wikidata information and then modified by ShipIndex.org staff.