Kyle Stolk set two more meet records on the final night of competition at the North Sea Meet in Norway.
Franziska Hentke broke the women’s 200 fly meet record on day 1 of the North Sea meet in Norway.
Maaike de Waard won the 50 and 100 back on day 2 of the KNZB Challenger.
Heemskerk has now been 2:13 twice this year.
Kira Toussaint and Arno Kamminga were also both under the qualification times for the 2018 European Championships.
Arno Kamminga and Ferry Weertman also put up strong performances at the three day meet.
Ferry Weertman, le champion olympique (à Rio de Janeiro) et du monde (à Budapest) du 10 kilomètres, a enlevé les 200, 400 et 1500 mètres à Hoofddorp.