period of those swimmers who have met the qualifying standards established by the uana for the 2019 pan american games at a competition recognized by the fina from the official list of approved qualifying competitions for the 18th fina world aquatics championships held in gwangju, korea. each event (besides the relays) have an a standard (two entries allowed) or a b standard (one entry allowed). countries not qualified can enter one male and one female swimmer through the universality rule. in open water, canada and the usa automatically qualify two per gender, with eight spots being awarded in each gender to consanat and cccan.