Rubuta ci gaba don wannan sakin layi - Stravius ya bayyana a fagen duniya a gasar zakarun Turai ta 2009 na Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar Gasar
a Istanbul inda ya kasance wani ɓangare na lashe 4 × 50 m freestyle relay kuma ya gama a cikin saman 8 a cikin 50 m breaststroke. A shekara mai zuwa a gasar tsere ta Turai ta 2010 a Hungary, Stravius ya lashe lambar yabo ta farko a taron kasa da kasa, inda ya lashe azurfa a tseren mita 100 a baya. A wannan gamuwa, ya kuma kasance wani ɓangare na lashe 4 × 100 m medley relay da tagulla lambar yabo lashe tawagar na 4 × 200 m freestyle relay. Stravius ya lashe lambar zinare ta farko ta kasa da kasa ta lashe lambar zinare a tseren mita 100 a gasar cin kofin duniya ta FINA ta 2011 a Shanghai. Ya raba shi da ɗan ƙasar Camille Lacourt. Ya kuma sami lambar azurfa a tseren tsere na 4 × 100 m da tseren tsere na 4 × 200 m a wannan gamuwa.