More junior triathletes have taken part in the 2014 event series than in any previous year.
This year's junior participation levels have beaten the previous record by 55%.
London Region Chair, Tom Chant, said: "Congratulations to all the junior athletes across London that took part in an event this year. It is great to be part of a sport that is continuing to grow with an increasing number of young people taking part and enjoying themselves. Thanks and well done to all the parents, coaches, event and organisers for tirelessly work behind the scenes to put on such fantastic events."
The London Fields Aquathlon on 31 August was the final event in this year's record breaking Junior Series.
Race reports from junior reporter by Alan Klejn, results and more information about the events can be found on the Junior Series webpage.
