| SEA | TEAM | TB |
| 3.65 | RUNS | 4.87 |
| 4.39 | RUNS AGAINST | 4.60 |
| -0.74 | DIFF | 0.27 |
| -$528 | MONEY | -$138 |
| 4.25 | TEAM ERA | 4.38 |
| 8.04 | OFF HITS | 8.78 |
| 3.26 | OFF WALKS | 3.51 |
| 8.26 | OFF Ks | 6.84 |
| 8.46 | DEF HIT | 8.18 |
| 2.52 | DEF WALKS | 3.20 |
| 8.11 | DEF Ks | 8.31 |
| PLAYER | POS | DESCRIPTION |
|
Franklin Gutierrez | OF | 15-Day Disabled List |
|
Josh Kinney | P | 60-Day Disabled List |
|
Stephen Pryor | P | 60-Day Disabled List |
| PLAYER | POS | DESCRIPTION |
|
Brandon Gomes | P | 15-Day Disabled List |
|
Matt Joyce | OF | Day-to-Day (hamstring) |
|
Jeff Niemann | P | 60-Day Disabled List |
|
Juan Oviedo | P | 60-Day Disabled List |
|
David Price | P | 15-Day Disabled List |
| DATE | OPP | W/L | SCORE | OU | IP | $ |
| 05/19/2013 | CHW | W | 6-2 | O | 7 | 100 |
| 05/14/2013 | KC | W | 6-2 | U | 7 | 100 |
| 05/09/2013 | HOU | W | 6-5 | O | 5⅔ | 100 |
| DATE | OPP | W/L | SCORE | OU | IP | $ |
| 05/21/2013 | TOR | W | 4-3 | U | 6⅓ | 100 |
| 05/16/2013 | BOS | L | 3-4 | U | 6⅓ | -139 |
| 05/10/2013 | SD | W | 6-3 | O | 4⅔ | 100 |
Seattle Mariners's relievers have pitched 11⅓ innings in the last 3 games.
Tampa Bay Rays's relievers have pitched 11⅓ innings in the last 3 games.
| Mariners are lowest scoring team in the league at 3.7 runs per game. |
| Mariners trail the league in hits with 8.0 per game. |
| Mariners are second worst in K's per game with 8.3. |
| Mariners give up the fewest free passes in the league allowing 2.5 per game. |