Swimmer profile
Mark Zeder
MaleOpen / SeniorBuffalo TideNI · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2023–24
2024–25
2025–26
25 Free SCY
—
12.12
—
50 Free SCY
28.07
27.89
▲ 0.18
32.13
▼ 4.24
100 Free SCY
1:07.71
—
—
50 Back SCY
39.08
39.41
▼ 0.33
—
50 Breast SCY
—
34.14
—
25 Fly SCY
—
13.40
—
50 Fly SCY
—
30.86
—
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.