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The Joint Danube Survey 2 (JDS2) was launched on August 14, 2007 from Regensburg, Germany. The basic purpose of the mission was to produce homogenous, highly comparable and reliable information on water quality and pollution for the entire Danube River and many of its tributaries. The Secretariat of the International Commission for the Protection of the Danube River (ICPDR) coordinated the implementation of JDS2.
Similar to the first survey, JDS 2 had several specific objectives:
ยท To produce a homogenous data set for the Danube River based on a single sampling procedure and laboratory ... [more...] |
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Theodoxus transversalis was an abundant species earlier but a very rare snail in the Dabube at present |
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