If you are new to rowing, you can take 'learn to row' classes or private lessons through Pocock Rowing Center, which is where Montlake Rowing Club is located.   There are other Seattle area rowing clubs as well as the Seattle Parks and Recreation rowing programs that also offer beginner lessons.  
Below is a list of rowing organizations within Seattle that have various programs for new or minimally experienced rowers:
 
Pocock Rowing Center
https://www.pocockrowingcenter.org/adult-rowing
info@pocockrowingcenter.org
 
Lake Washington Rowing Club
https://www.lakewashingtonrowing.com/learn-to-row-programs
 
Lake Union Rowing Club
https://lakeunioncrew.com
 
College Club
https://www.collegeclubseattle.com/
 
Seattle Parks and Recreation Programs:
Mount Baker Rowing and Sailing Center
https://mbrsc.com/adult-crew/
 
Green Lake Small Craft Center
https://www.greenlakecrew.org/
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