Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 270 | João Meireles |
CAS
|
SUB-16 | 03:09.96 (570) |
| 2 | 271 | José Francisco Couto |
CAS
|
SUB-16 | 04:15.33 (121) |