“water, water, everywhere,
and all the boards did shrink;
water, water, everywhere,
nor any drop to drink.”
- from the "rime of the ancient mariner".
which type of figure of speech is found in this literary example?
alliteration
hyperbole
metaphor
irony

This is in a form of an Irony.  Irony is used to express the opposite of what it really means. From the lines above,
"Water, water, water everywhere,
Nor any drop to drink," is opposite in meaning because there is water everywhere, but there's no more to drink.