Midnight Carp is a rare fish that can be caught during the fall and winter seasons, specifically between 10 PM and 2 AM. It inhabits freshwater locations such as the mountain lake, Cindersap Forest pond, and the river in Pelican Town. This nocturnal fish is known for its distinctive dark blue hue, which makes it a valuable addition to collections and recipes, and it can also be sold for a profit.
The item ID for Midnight Carp is 269
This ID will work on PC/Mac (Steam), PS4, PS5, XBOX One, and Nintendo Switch.
Spawning items in Stardew Valley is a little unsual and is not done with commands. You will need to utilize what is called a cheat to set your character's or animal name to the item id. To do this you cannot use just the item id, you will need to surround the item id with brackets. Ex. [269]
Spawning Using the Animal MethodTo spawn Midnight Carp while using an animal, you will need to head over to Marine's Ranch and purchase an animal. Once you have have an animal chosen, name the animal with the item id with brackets like this [269] and you will receive the Midnight Carp item. This method can be done using an existing character and is convenient but will cost some gold every time you want an item.
Spawning Using the Character MethodTo spawn Midnight Carp while using a character, you will need to create a new character and name it with the item id with brackets like this [269]. You will then receive the Midnight Carp item when you speak to a villager. This method is easy and free but cannot be performed on an existing character and you will be stuck with that name unless its edited.