Team fielding - 2012 Seattle Mariners
Regular season
| Primary |
| Pos | Name | G | GS | INN | PO | A | E | DP | TC | PCT | PB | SB | CS | SB% | PK |
| p | Niese, J* | 29 | 29 | 193.0 | 18 | 24 | 0 | 2 | 42 | 1.000 | | 10 | 5 | .667 | 1 |
| | Correia, K | 29 | 29 | 178.1 | 14 | 27 | 0 | 1 | 41 | 1.000 | | 7 | 8 | .467 | 2 |
| | Marcum, S | 32 | 32 | 223.1 | 11 | 27 | 1 | 1 | 39 | .974 | | 11 | 2 | .846 | 0 |
| | Lester, J* | 31 | 31 | 197.0 | 9 | 21 | 2 | 2 | 32 | .938 | | 3 | 0 | 1.000 | 1 |
| | Vargas, J* | 33 | 32 | 220.1 | 11 | 17 | 1 | 1 | 29 | .966 | | 11 | 4 | .733 | 1 |
| | Takahashi, H* | 58 | 0 | 100.2 | 5 | 13 | 1 | 0 | 19 | .947 | | 10 | 1 | .909 | 0 |
| | Saito, T* | 42 | 0 | 59.0 | 3 | 5 | 1 | 0 | 9 | .889 | | 5 | 1 | .833 | 0 |
| | Salas, F | 66 | 0 | 85.1 | 4 | 5 | 0 | 0 | 9 | 1.000 | | 6 | 1 | .857 | 0 |
| | Kuo, H* | 36 | 0 | 48.2 | 2 | 5 | 1 | 1 | 8 | .875 | | 7 | 2 | .778 | 1 |
| | Lueke, J | 28 | 0 | 34.2 | 4 | 3 | 0 | 1 | 7 | 1.000 | | 2 | 2 | .500 | 0 |
| | Young, C | 4 | 4 | 25.1 | 2 | 4 | 0 | 0 | 6 | 1.000 | | 2 | 1 | .667 | 0 |
| | Paterson, J | 40 | 0 | 37.2 | 3 | 2 | 1 | 0 | 6 | .833 | | 2 | 0 | 1.000 | 0 |
| | Lidge, B | 18 | 0 | 26.0 | 0 | 5 | 0 | 0 | 5 | 1.000 | | 0 | 1 | .000 | 0 |
| | Mazzaro, V | 1 | 1 | 6.1 | 0 | 2 | 0 | 0 | 2 | 1.000 | | 0 | 0 | .000 | 0 |
| | McGowan, D | 4 | 4 | 22.1 | 1 | 0 | 0 | 0 | 1 | 1.000 | | 5 | 0 | 1.000 | 0 |
| | Mathieson, S | 1 | 0 | 0.1 | 0 | 0 | 0 | 0 | 0 | .000 | | 0 | 0 | .000 | 0 |
| | O'Day, D | 1 | 0 | 1.0 | 0 | 0 | 0 | 0 | 0 | .000 | | 0 | 0 | .000 | 0 |
| | Medlen, K# | 3 | 0 | 2.1 | 0 | 0 | 0 | 0 | 0 | .000 | | 0 | 0 | .000 | 0 |
| | Brach, B | 2 | 0 | 1.2 | 0 | 0 | 0 | 0 | 0 | .000 | | 0 | 0 | .000 | 0 |
| | Total | 458 | 162 | 1463.1 | 87 | 160 | 8 | 9 | 255 | .969 | | 81 | 28 | .743 | 6 |
| | | | | | | | | | | | | | | | |
| c | Buck, J | 110 | 108 | 971.0 | 787 | 42 | 2 | 4 | 831 | .998 | 8 | 47 | 18 | .723 | 0 |
| | Flowers, T | 42 | 40 | 346.0 | 306 | 12 | 0 | 1 | 318 | 1.000 | 6 | 29 | 8 | .784 | 0 |
| | Whiteside, E | 27 | 14 | 144.1 | 119 | 4 | 1 | 1 | 124 | .992 | 2 | 5 | 2 | .714 | 0 |
| | Navarro, Y | 1 | 0 | 2.0 | 1 | 0 | 0 | 0 | 1 | 1.000 | 0 | 0 | 0 | .000 | 0 |
| | Total | 180 | 162 | 1463.1 | 1213 | 58 | 3 | 6 | 1274 | .998 | 16 | 81 | 28 | .743 | 0 |
| | | | | | | | | | | | | | | | |
| 1b | Teixeira, M# | 156 | 156 | 1405.1 | 1392 | 96 | 3 | 115 | 1491 | .998 | | | | | |
| | Cabrera, M | 6 | 6 | 53.0 | 58 | 6 | 0 | 6 | 64 | 1.000 | | | | | |
| | Wilson, J | 1 | 0 | 5.0 | 1 | 0 | 0 | 1 | 1 | 1.000 | | | | | |
| | Total | 163 | 162 | 1463.1 | 1451 | 102 | 3 | 122 | 1556 | .998 | | | | | |
| | | | | | | | | | | | | | | | |
| 2b | Santiago, R# | 90 | 77 | 714.0 | 146 | 266 | 0 | 51 | 412 | 1.000 | | | | | |
| | Wilson, J | 67 | 60 | 528.1 | 107 | 182 | 3 | 36 | 292 | .990 | | | | | |
| | Dinkelman, B* | 26 | 25 | 219.0 | 50 | 78 | 0 | 17 | 128 | 1.000 | | | | | |
| | Ross, C | 1 | 0 | 2.0 | 1 | 0 | 0 | 0 | 1 | 1.000 | | | | | |
| | Total | 184 | 162 | 1463.1 | 304 | 526 | 3 | 104 | 833 | .996 | | | | | |
| | | | | | | | | | | | | | | | |
| 3b | Ramirez, A | 148 | 148 | 1323.1 | 91 | 257 | 16 | 22 | 364 | .956 | | | | | |
| | Chisenhall, L* | 17 | 14 | 130.0 | 10 | 28 | 2 | 2 | 40 | .950 | | | | | |
| | Santiago, R# | 2 | 0 | 10.0 | 2 | 2 | 0 | 0 | 4 | 1.000 | | | | | |
| | Total | 167 | 162 | 1463.1 | 103 | 287 | 18 | 24 | 408 | .956 | | | | | |
| | | | | | | | | | | | | | | | |
| ss | Bartlett, J | 146 | 146 | 1256.1 | 177 | 501 | 21 | 78 | 699 | .970 | | | | | |
| | Navarro, Y | 19 | 13 | 131.0 | 25 | 48 | 2 | 12 | 75 | .973 | | | | | |
| | Wilson, J | 20 | 0 | 42.0 | 7 | 13 | 1 | 1 | 21 | .952 | | | | | |
| | Santiago, R# | 6 | 3 | 34.0 | 7 | 11 | 0 | 1 | 18 | 1.000 | | | | | |
| | Total | 191 | 162 | 1463.1 | 216 | 573 | 24 | 92 | 813 | .970 | | | | | |
| | | | | | | | | | | | | | | | |
| lf | Nix, L* | 100 | 97 | 877.0 | 182 | 10 | 6 | 0 | 198 | .970 | | | | | |
| | Ross, C | 74 | 65 | 586.1 | 126 | 2 | 0 | 0 | 128 | 1.000 | | | | | |
| | Total | 174 | 162 | 1463.1 | 308 | 12 | 6 | 0 | 326 | .982 | | | | | |
| | | | | | | | | | | | | | | | |
| cf | Granderson, C* | 149 | 149 | 1340.2 | 372 | 6 | 1 | 0 | 379 | .997 | | | | | |
| | Upton, B | 13 | 13 | 113.2 | 28 | 1 | 1 | 0 | 30 | .967 | | | | | |
| | Werth, J | 2 | 0 | 9.0 | 3 | 0 | 0 | 0 | 3 | 1.000 | | | | | |
| | Total | 164 | 162 | 1463.1 | 403 | 7 | 2 | 0 | 412 | .995 | | | | | |
| | | | | | | | | | | | | | | | |
| rf | Werth, J | 122 | 122 | 1087.1 | 216 | 6 | 11 | 2 | 233 | .953 | | | | | |
| | Upton, B | 43 | 39 | 363.1 | 86 | 3 | 1 | 1 | 90 | .989 | | | | | |
| | Granderson, C* | 1 | 1 | 8.2 | 3 | 0 | 0 | 0 | 3 | 1.000 | | | | | |
| | Ross, C | 1 | 0 | 1.0 | 0 | 0 | 0 | 0 | 0 | .000 | | | | | |
| | Nix, L* | 2 | 0 | 3.0 | 0 | 0 | 0 | 0 | 0 | .000 | | | | | |
| | Total | 169 | 162 | 1463.1 | 305 | 9 | 12 | 3 | 326 | .963 | | | | | |
| | | | | | | | | | | | | | | | |
| | Total | 162 | 162 | 1463.1 | 4390 | 1734 | 79 | 129 | 6203 | .987 | 16 | | | | |