Stardew Valley Lava Eel All You Need To Know GuideGalactic love snakelike creature is a valuable catch in the Harvest Moon game. This heart eel can be found in the river during rainy days and at night. If you manage to catch a Stardew eel, you can sell it for a handsome profit. In addition to its price, it is also in demand by anglers for its exquisite appearance. So, grab your fishing rod and head to the riverbank to try your luck at capturing this Cosmic heart fish. Happy fishing!