March 7, 2017 News admin_rrc Events for March are Posted! Rock River Basin March Events Updates Related Articles WI DNR FAQ on koi herpes in the Rock River Posted On October 10, 2014 Interested in learning more about this summer's koi herpes outbreak in the Rock River? Wisconsin DNR has produced a great Koi Herpes Virus FAQ (pdf). Click… January 2016 Events Update is Available Now Posted On January 11, 2016 New year, new events! March Events Now Available Posted On March 3, 2015 The March update to Affiliated Events is now available.