Tuhi i te haere tonu mo tenei irava - I muri tata mai i nga Orimipia, i whakatauhia e Koll tetahi atu rekoata a-motu i te 400 m freestyle i te 2008 European Short Course Swimming Championships, me te waa 3: 39.82. I te tau e whai ake nei, i whakairihia e ia tana wa tuarima o te mahi a te Austrian i te waa 1:43.90 ma te whakaoti i te tuawaru i nga wera tuatahi o nga taane 200 mita koreutu i te European Short Course Swimming Championships
i Istanbul, Turkey.