Stardew heart aquatic animal is a valuable catch in the Farming Simulator game. This heart fish can be found in the river during wet weather and at night. If you manage to hook a Cosmic heart fish, you can sell it for a decent sum of money. In addition to its worth, it is also highly sought after by anglers for its exquisite appearance. So, grab your tackle box and head to the creek side to try your luck at catching this Stardew eel. Happy fishing!