Swimmer profile
Marshall Key
Male17-18Nitro SwimmingST · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
50 Free LCM
47.82
40.96
▲ 6.86
—
31.35
▲ 9.61
29.61
▲ 1.74
28.55
▲ 1.06
27.92
▲ 0.63
100 Free LCM
—
1:31.55
1:17.19
▲ 14.36
1:08.22
▲ 8.97
1:05.40
▲ 2.82
—
—
200 Free LCM
—
—
2:42.91
2:29.55
▲ 13.36
2:23.38
▲ 6.17
—
2:21.46
▲ 1.92
50 Back LCM
56.14
—
—
—
—
—
—
100 Back LCM
—
—
1:39.12
—
—
—
—
50 Breast LCM
58.86
53.63
▲ 5.23
—
—
—
—
—
100 Breast LCM
—
1:55.59
1:37.39
▲ 18.20
1:30.66
▲ 6.73
1:19.63
▲ 11.03
1:18.39
▲ 1.24
1:14.53
▲ 3.86
50 Fly LCM
—
50.12
—
—
—
—
—
200 IM LCM
—
3:40.59
3:12.68
▲ 27.91
2:51.50
▲ 21.18
2:40.10
▲ 11.40
2:38.51
▲ 1.59
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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.