Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 1095 | Afonso Cordeiro |
JIV
|
SUB-18 | 05:10.10 (503) |
| 2 | 1115 | André Duarte |
JIV
|
SUB-18 | 05:16.02 (471) |
| 3 | 1142 | Afonso Eiró |
JIV
|
SUB-18 | 05:18.09 (460) |