Galactic love
snakelike creature is a valuable catch in the
Harvest Moon game. This heart creature can be found in the river during wet days and at night. If you manage to reel in a Stardew eel, you can sell it for a good price. In addition to its price, it is also coveted by fishermen for its ornate beauty. So, grab your angler gear and head to the streamside to try your luck at capturing this Cosmic heart fish. Happy fishing!
Eel Stardew Valley Wiki