Yumi Kida (貴田裕美 born 30 June 1985) is a 35-year-old Japanese open water swimmer and one of Japan's fastest distance freestyle pool swimmers. The 3-time Olympic swimmer (2012, 2016, 2020) is coached by Kazuko Aoki and represents Konami Sports.
Cecilia Elizabeth Biagioli (born 3 January 1985 in Concordia, Entre Ríos, Argentina) is an 5-time Olympic and national record-holding pool and open water swimmer from Argentina who is coached by her brother Claudio Biagioli.
6-person relay that brings in many accomplished pool and open water swimmers including world open water swimming champions, FINA World Cup and FINA Grand Prix pro swimmers, and NCAA and Olympic Trial qualifiers and top masters swimmers from dozens of states and countries
The Alcatraz Invitational Swim is an open water swimming competition hosted by the South End Rowing Club in San Francisco, California. Its record is held by Bob Placak, set in 1989 in 1 hour 5 minutes.