Evening Scene with Full Moon and Persons (1801) by Abraham Pether.
More moons. The thing you immediately notice when looking at paintings of the moon is how many of them show moonlight reflected on water, while the moon itself tends to change its size. There are many more examples here.
Moonrise Over the Sea (c. 1821) by Caspar David Friedrich.
View of Dresden by Moonlight (1839) by Johan Christian Dahl.