There are several myths surrounding these fish and most of them seem to have the monster Typhon chasing two gods that changed into fish to get away, but not before tying their tails together so that they could not be parted.

Pisces is a member of the Zodiac.

It is a large constellation that is rather baron.

There is M74, a large spiral galaxy that requires an 8 inch telescope or greater to reveal any detail.

And their is another galaxy NGC 488 at the bottom left that also requires a large telescope to be seen.