| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:21.10 | 2025 KSC SC Invitational | 2025-11-21 |
| 100m Butterfly | 1:19.51 | SilverRays Invitational | 2025-05-31 |
| 100m Butterfly | 1:14.27 | Neil Lepps 2026 | 2026-03-14 |
| 100m Freestyle | 1:09.48 | SilverRays Invitational | 2025-05-31 |
| 100m Freestyle | 1:07.38 | Neil Lepps 2026 | 2026-03-14 |
| 200m Backstroke | 2:53.10 | Candy Cane Invitational | 2025-11-28 |
| 200m Butterfly | 3:32.73 | SilverRays Invitational | 2025-05-31 |
| 200m Freestyle | 2:34.25 | Blue Bears Invitational | 2026-01-16 |
| 200m IM | 2:51.72 | Neil Lepps 2026 | 2026-03-14 |
| 400m Freestyle | 5:39.68 | SilverRays Invitational | 2025-05-31 |
| 50m Butterfly | 34.43 | 2025 KSC SC Invitational | 2025-11-21 |
| 50m Freestyle | 30.92 | Neil Lepps 2026 | 2026-03-14 |
| 800m Freestyle | 12:01.07 | SilverRays Invitational | 2025-05-31 |
Manases, David's top personal bests include 100m Backstroke (1:21.10), 100m Butterfly (1:19.51), 100m Butterfly (1:14.27), 100m Freestyle (1:09.48), 100m Freestyle (1:07.38).
Manases, David swims for Strathcona County Silver Rays.
Manases, David has competed in 5 meets.