Mistakes in Butterfly
Swimming Technique
Genadijus Sokolovas, Ph.D.
www.globsport.org
info@globsport.org
Typical Mistakes in Butterfly Technique
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Underwater Kick
Up-Kick
Head/Body Position
Beginning of the Stroke
Middle of the Stroke
Finish of the Stroke
Kicking Technique
Underwater Kick
• Arms and head position
• Generation of underwater kick from arms and
shoulders
• Hips movement
• Bending knees
• Slow transition from down-kick to up-kick and
vice versa
Underwater Kick
Up-Kick
• Emphasizing down-kick
• Hips movement
• Pointing tows down
Up-Kick
Underwater Kick Videos
Head/Body Position
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Driving stroke from the head
Pressing head down
Head movements
High/low head position
Arching back
Low hips
Head/Body Position
Butterfly Videos
Beginning of the Stroke
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Slow arm entry
Wide arm entry
Late beginning of the stroke
Wide beginning of the stroke
Low elbow position
Lifting the head
Moving hips up
Beginning of the Stroke
Middle of the Stroke
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Pulling from arms only
S-shape pathway
Squeezing hands inside
Drop elbows
Middle of the Stroke
Finish of the Stroke
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Hands close to each other
Shoulders high above the surface – low feet
Jumping high above the surface
Pressing arms down
Rotating hands inside
Finishing stroke with deceleration
Finish of the Stroke
Butterfly Videos
Kicking Technique
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Matching pull and kick emphasis
Weak kick at the end of the pull (exit kick)
Weak kick at the arms entry (entry kick)
Moving knees down during the kick
Large amplitude kick
Too strong down kick
Kicking Technique
Kicking Videos