More than a dozen of the Do3 squad raced at the event with Lisa Parry posting a personal best on the course.
Yusuf Ibrahim-Zai, from Do3's headline sponsor Helix Sport, completed Ironman Barcelona in 10:05:54.
For the PMMA +
DO3 guest-host system, direct evidence for the existence of the relationship between the SH intensity and the surface potential was obtained in the following way.
Other athletes racing from the
Do3 squad were Amy Hinton, Steven Hession, Paul Nash and Andrew White.
DO3, the Midlands-based triathlon squad, was again on winning form at the weekend as it took part in headline events on the European race-card.
Corinne (right), of the Warwickshire triathlon squad
Do3, who was representing Great Britain, also secured a pre-qualified place for 2018 Gold Coast ITU Standard Distance World Championships.