Swimmer profile
Mason Crew
Male11-12California GoldSN · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2025–26
50 Free LCM
50.19
37.86
▲ 12.33
100 Free LCM
1:46.39
1:20.56
▲ 25.83
50 Back LCM
1:01.53
—
50 Breast LCM
1:04.38
53.07
▲ 11.31
100 Breast LCM
2:30.35
—
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.