Abstract: An underwater exercise apparatus consisting of a pair of fastening vices amenable to being held together by screws and bolts and serving to removably hold an elongated support arm to which a seat for sitting is attached and further serving to hold together a pair of oppositely positioned three-sided support units each of which rests upon a pair of adjustable foot pods and atop each elongated middle side of each of which support units there is affixed a housing unit containing a wheel and pedal mechanism in turn connected to a pair of pedals; each connected to one end of an elastic cord with each cord being affixed at a second end of each to a support block, one support block being affixed atop a posterior side of one support unit and one support block being affixed atop a posterior side of the other support unit and with there being affixed atop an anterior side of each support unit, an adjustable upright handlebar.