| 1 | Silva Vasco Lemos | 2008 | POR Clube Fluvial Portuense | 03'04''18 | 277 |  |  | |
50m 40.46 (40.46) 100m 1:27.91 (47.45) [1:27.91] 150m 2:16.68 (48.77) 200m 3:04.18 (47.50) [1:36.27] |
| 2 | Soares Goncalo Augusto | 2008 | POR Futebol Clube Do Porto | 03'05''60 | 271 | | | |
50m 41.52 (41.52) 100m 1:29.77 (48.25) [1:29.77] 150m 2:18.52 (48.75) 200m 3:05.60 (47.08) [1:35.83] |
| 3 | Barros Jose Pedro | 2008 | POR Associacao Desportiva De Fafe | 03'06''08 | 269 | | | |
50m 42.79 (42.79) 100m 1:31.67 (48.88) [1:31.67] 150m 2:19.01 (47.34) 200m 3:06.08 (47.07) [1:34.41] |
| 4 | Moreira Antonio Pedro | 2008 | POR Colegio Efanor | 03'13''73 | 238 | | | |
50m 43.29 (43.29) 100m 1:32.51 (49.22) [1:32.51] 150m 2:23.88 (51.37) 200m 3:13.73 (49.85) [1:41.22] |
| 5 | Sa Tomas Ferreira | 2008 | POR Grupo Desportivo De Natacao De Vila Nova De Famalicao | 03'15''08 | 233 | | | |
50m 43.09 (43.09) 100m 1:32.95 (49.86) [1:32.95] 150m 2:25.90 (52.95) 200m 3:15.08 (49.18) [1:42.13] |
| 6 | Coelho Gabriel Ramada | 2008 | POR Associacao Desportiva De Penafiel | 03'15''32 | 232 | | | |
50m 44.34 (44.34) 100m 1:34.86 (50.52) [1:34.86] 150m 2:25.36 (50.50) 200m 3:15.32 (49.96) [1:40.46] |
| 7 | Barata Santiago Leite | 2008 | POR Colegio Efanor | 03'19''05 | 219 | | | |
50m 44.15 (44.15) 100m 1:35.25 (51.10) [1:35.25] 150m 2:27.62 (52.37) 200m 3:19.05 (51.43) [1:43.80] |
| 8 | Mateus Lourenco Fernandes | 2008 | POR Grupo Desportivo De Natacao De Vila Nova De Famalicao | 03'21''86 | 210 | | | |
50m 44.40 (44.40) 100m 1:36.09 (51.69) [1:36.09] 150m 2:30.67 (54.58) 200m 3:21.86 (51.19) [1:45.77] |
| 9 | Santos Francisco Bentes | 2008 | POR Clube Aquatico Pacense | 03'22''74 | 208 | | | |
50m 45.81 (45.81) 100m 1:37.83 (52.02) [1:37.83] 150m 2:31.76 (53.93) 200m 3:22.74 (50.98) [1:44.91] |
| 10 | Azevedo Jose Vale | 2008 | POR Grupo Desportivo De Natacao De Vila Nova De Famalicao | 03'23''49 | 205 | | | |
50m 45.85 (45.85) 100m 1:38.89 (53.04) [1:38.89] 150m 2:31.88 (52.99) 200m 3:23.49 (51.61) [1:44.60] |
| 11 | Baldaia Antonio Dinis | 2008 | POR Associacao Desportiva De Penafiel | 03'24''98 | 201 | | | |
50m 48.49 (48.49) 100m 1:40.26 (51.77) [1:40.26] 150m 2:33.72 (53.46) 200m 3:24.98 (51.26) [1:44.72] |
| 12 | Bessa Guilherme Simao | 2008 | POR Clube Fluvial Vilacondense | 03'29''18 | 189 | | | |
50m 44.51 (44.51) 100m 1:39.63 (55.12) [1:39.63] 150m 2:34.72 (55.09) 200m 3:29.18 (54.46) [1:49.55] |
| 13 | Lima Rodrigo Silva | 2008 | POR Futebol Clube Do Porto | 03'29''47 | 188 | | | |
50m 49.33 (49.33) 100m 1:42.34 (53.01) [1:42.34] 150m 2:36.58 (54.24) 200m 3:29.47 (52.89) [1:47.13] |
| 14 | Cunha Tomas Campos | 2008 | POR Clube De Natacao Da Maia | 03'30''83 | 185 | | | |
50m 46.92 (46.92) 100m 1:40.94 (54.02) [1:40.94] 150m 2:36.42 (55.48) 200m 3:30.83 (54.41) [1:49.89] |
| 15 | Macedo Hugo Sa | 2008 | POR Futebol Clube Do Porto | 03'31''64 | 183 | | | |
50m 49.77 (49.77) 100m 1:42.88 (53.11) [1:42.88] 150m 2:37.79 (54.91) 200m 3:31.64 (53.85) [1:48.76] |
| 16 | Braz Pedro Pereira | 2008 | POR Clip Teams Associacao Desportiva | 03'32''07 | 181 | | | |
50m 46.49 (46.49) 100m 1:42.36 (55.87) [1:42.36] 150m 2:37.41 (55.05) 200m 3:32.07 (54.66) [1:49.71] |
| 17 | Medeiros Gabriel Alves | 2008 | POR Ginasio Clube De Santo Tirso | 03'40''91 | 160 | | | |
50m 51.27 (51.27) 100m 1:46.80 (55.53) [1:46.80] 150m 2:44.23 (57.43) 200m 3:40.91 (56.68) [1:54.11] |
| 18 | Coelho Jorge Macedo | 2008 | POR Clip Teams Associacao Desportiva | 03'45''56 | 151 | | | |
50m 51.89 (51.89) 100m 1:49.17 (57.28) [1:49.17] 150m 2:48.28 (59.11) 200m 3:45.56 (57.28) [1:56.39] |
| 19 | Passos Francisco Zamith | 2008 | POR Clube Naval Povoense | 03'48''92 | 144 | | | |
50m 47.36 (47.36) 100m 1:45.37 (58.01) [1:45.37] 150m 2:48.06 (1:02.69) 200m 3:48.92 (1:00.86) [2:03.55] |
| 20 | Queiros Isaac Pereira | 2008 | POR Futebol Clube Do Porto | 04'00''24 | 125 | | | |
50m 54.61 (54.61) 100m 1:55.76 (1:01.15) [1:55.76] 150m 2:58.19 (1:02.43) 200m 4:00.24 (1:02.05) [2:04.48] |
