Encouraging More Adults to Swim
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U.S. Masters Swimming Membership Directory
Sea Otters (SO) is an official U.S. Masters Swimming (USMS) workout group, registered in the Illinois LMSC.

Sea Otters is registered under the Illinois Masters (IM) club.
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Sponsor #21Sponsor #52Sponsor #45Sponsor #49Sponsor #35
Sponsor #42Sponsor #43Sponsor #33Sponsor #20Sponsor #36Sponsor #50Sponsor #14
Sponsor #29Sponsor #44Sponsor #13Sponsor #41Sponsor #51Sponsor #47Sponsor #25
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