2015 Seattle Mariners Top 15 prospects

Organizational grades:

Hitting: B... Pitching: C ... Top End Talent: B ... Depth: B-  ... Overall: B-


Minor League Affiliates:

Triple-A: Tacoma (PCL)
Double-A: Jackson (SL)
High-A: Bakersfield (CAL)
Low-A: Clinton (MWL)
Short-season: Everett (NWL)
Rookie:  AZL Mariners (AZL)


1. Alex Jackson (OF) … 6-2, 215 … R/R … 19 … 2014 (1) HS (CA)

Comments: Strong, powerful prospect who moved from C to OF as pro. Missed time with fractured cheek, but has significant upside with bat. Drives ball to all fields with plus power and bat speed. Long swing can be exploited, but should hit for power and BA. Lacks foot speed and needs reps in OF.

Development Path: He’ll play the full 2015 season at age 19 and he’ll be placed at Low-A Clinton at the...

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