From PathfinderWiki

Aomak is a legendary monster said to live within the depths of the Lake of Vanished Armies in the Mwangi Expanse. It is sighted only rarely, but is said to be capable of swallowing boats whole.

The locals believe the Lake's population of Elasmosaurus are its offspring.1


  1. Tim Hitchcock. “Racing to Ruin” in Racing to Ruin, 35. Paizo Inc., 2010