Adventure Location - Underwater

Short location for an encounter, ambush or distraction. Options for a possible interesting extra.
Encounters underwater bring visions of murky seas, vast reefs and dark depths. They might occur in a kelp bed, an underwater cave or by a long-forgotten shipwreck

tools for - dnd5e encounters location underwater

terrain: Terrain Type:

An undersea mountain. There is a covered trench with a seaweed garden (nearby is a statue)
A part-buried stone mosaic surrounded by debris (someone has left a piece of rope)
A column of stone near a cage on a chain (close by is a patch of sea grass)
A patch of shells and an old shrine to a power of nature (nearby is a channel through a coral reef)
An area of living coral (cloud of inky black darkness)
A temple to a power of the seas (it is a portal to the shadowfell here)
A carved underwater cave (there is a line of large clams)
An area of sea grass (close by is a wide hole)
A shallow hole (there are signs of a sea hag that look fresh)
A smooth rock (cloud of inky black darkness)