This page contains spoilers for the following products: Year of the Stolen Storm.
Source: Aquatic Adventures, pg(s). 62
The Gasping Pearl is a fist-sized, perfectly spherical, iridescent abalone pearl, which gives forth a choking, gasping sound. It grants the owner various abilities related to water, and serves as the prison of Lysianassa, a good-aligned elemental lord defeated by her evil rivals.