You gain extra proficient in certain skills through an innate knowledge about them. Choose between either athletics, nature, survival or acrobatics to gain proficiency in.

As a demigod you are expected to train with a weapon to be able to defend yourself from any monsters that attack you. As a child of the sea deity you gain proficiency in all weapons with the thrown property and gain one weapon mastery of your choice.

through your innate affinity with the sea you can speak deep speech and have access to some permanently available spells. you can cast one for free once per day.