Aquatic Depths & Denizens

From publisher blurb: Aquatic Depths & Denizens dives into Old School aquatic adventures, offering the Referee and the players these tools to help bring a world of underwater excitement to life: Rules for swimming, fighting, and exploring underwater Explanations about using magic and magic items underwater Five aquatic races: Aquatic Elves, Bahari, Mermans, Naiades, and Tritons Undersea equipment Several new spells for underwater casters More than 25 new monsters