Mermaid Mafia is an all-female relay team that participated in the 10-mile Trans Tahoe Relay across Lake Tahoe from Sand Harbor Beach in Nevada to Skylandia Beach, Lake Forest in California on 18 July 2015.
- Captain Lexie Kelly
- 6-time Olympic medalist Rebecca Soni
- 4-time Olympic medalist Heather Petri
- Olympic silver medalist Kristy Kowal
- Olympic gold medalist Staciana Stitts
- Olympic gold medalist Misty Hyman