You have trained with lizardfolk and learned their ways.
Prerequisite(s): Str 13
Benefit(s): You gain a +2 bonus on Swim checks. If you have 10 or more ranks in Swim, the bonus increases to +4. This bonus doubles while you’re in marshy terrain. In addition, you can move normally into squares with a shallow bog, and it costs you only 2 squares of movement to move into a square with a deep bog.
Pathfinder Player Companion: Plane-Hopper’s Handbook © 2018, Paizo Inc.; Authors: James Case, John Compton, Leo Glass, Avi Kool, Adrian Ng, Lacy Pellazar, Daniel Reed, Mikhail Rekun, Amber E. Scott, Tork Shaw, and Linda Zayas-Palmer.