How to catch an eel and its location in Stardew ValleyStardew eel is a valuable catch in the Harvest Moon game. This lovable fish can be found in the river during wet days and at night. If you manage to catch a Cosmic heart fish, you can sell it for a decent sum of money. In addition to its worth, it is also in demand by fishermen for its captivating charm. So, grab your angler gear and head to the riverbank to try your luck at catching this Stardew eel. Happy fishing!