Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 324 | Francisco Júlio |
CAS
|
SUB-20 |
02:00.26
|
| DNS | 331 | Tomás Rosário |
CAS
|
SUB-18 | DNS |
| DNS | 335 | Samuel Barros |
CDCFASA
|
SUB-18 | DNS |
| DNS | 340 | Rui Pedro Cabral |
CMP
|
SUB-20 | DNS (X) |