Photo by Cliff West
The RV Sonne was a German geoscience research vessel originally built by Rickmers Werft in Bremerhaven, laid down in August 1968 and completed in 1969 for Hochseefischeri Nordstern AG as a fishing trawler and was used in the North Atlantic. It was converted to a scientific research vessel by Schichau Unterweser AG in 1977 and Rickmers Werft 1978. It was lengthened and modernized by Schichau-Seebeck-Werft in 1991.
Photo by Cliff West
Operated by RF Forschungsschiffahrt GmbH, it carried a crew of 25 plus 25 scientists. It is 320 feet, 2 inches long and 46 feet, 7 inches wide, with a draft of 22 feet, 4 inches and a displacement of 4,952 metric tons. It is powered by three 1,600-kilowatt diesel-generators and two 1,150-kilowatt electric engines and can reach a speed of 12 knots. It is shown here on the Columbia River at Rainier, Oregon, in the summer of 2002.
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