Alien incubator with bubbles rising. You can put the VDB volume inside the tank to make a more muddy water. You can light the Incubator the way I did by putting two lights inside of it facing the translucent part either on the floor or ceiling, or both.
OBJ (OBJ, filesize: 24.3 MB), ABC (Alembic, filesize: 248 MB), FBX (Autodesk FBX, filesize: 355 KB), VDB (VDB, filesize: 535 KB)