Swimmer profile
Sebastian Serna
Male11-12Desert Shark Swim ClubBO · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2025–26
50 Free LCM
42.18
100 Free LCM
1:38.65
50 Back LCM
55.87
100 Back LCM
1:49.84
50 Breast LCM
56.61
100 Breast LCM
2:08.76
Improvement<0.5s0.5–2s2–5s5s+Slower
📊 All Attempts by Event
Chronological history of every recorded swim. Click an event to expand its attempt list.