Do fish feel pain in their eyes?

Twenty-seven pain receptors were found in eye of fish.

The fish’s eye is similar to the human eye, with A and C fibres (fast and slow) in the trigeminal nerve ending in receptors in the outer layer of the eye, as sensitive as in the human eye.

twenty-two pain receptors found in eye of fish
REFERENCE
Properties of corneal receptors in a teleost fish, Ashley, P, Sneddon, L,U, Mccrohan, C, Neuroscience Letters 2006. DOI:10.1016/j.neulet.2006.08.047, 2008
Fish Pain