Several German websites including koi fora and dealer sites now issued warnings and reports about cases of KHV. The cases were detected in new imports that came in December 2011 and were tested by a laboratory in Bielefeld Germany All affected Koi came from one breeder Hirasawa ( marusei Koifarm) all affected koi were sansai to gosai 50 to 81 cm. One of the warnings were isued by: Dr. Achim Bretzinger specialized veterinairian One German Dealer that reports on Koi.de a German forum says: he has had telephone calls from several colleagues reporting positive cases of KHV all from one and the same breeder. He then contacted Dr Koike in Ojia, who denies any knowledge of KHV outbreaks at the farm mentioned. Two dealers in Bavaria also reported through their websites and informed their costumers through Email.