BoppersFloppersHangersBreath Holders
BreathingSporadic breaths, while mouth and nose out of water in between jumpingNot breathingNormalVoluntary hyperventilation by taking fast, deep breaths to prepare for breath holding; simply holding breath
Arm & Leg ActionArms pushing water down; legs pushing off bottom of poolNoneGrasping edge of pool with no leg actionRelatively coordinated or none
Body PositionVerticalHorizontalVerticalHorizontal or vertical
LocomotionLittle or slow forward progressNoneSlow movement; dependent on ledge of poolRecognizable or none