Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 1461 | António Seco |
AAC
|
SUB-16 | 04:03.22 (181) |
| 1 | 296 | Henrique Bicho |
ACDRSQ
|
SUB-16 | 04:03.22 (181) |
| 3 | 1354 | Gustavo Martins |
AMCRS
|
SUB-16 | 04:40.97 (32) |
| DNS | 368 | Francisco Martins |
GRE-AA
|
SUB-16 | x |
| DNS | 163 | Sandro Vieira |
CLUVE
|
SUB-16 | x |