As of March 2022, there are only two types of Koi fish for Genshin Impact players to catch, and most of their locations are identical. These two types are Rusty and Golden Koi, and Travelers need 20 of each to obtain The Catch polearm. Given that it's a popular F2P polearm, many F2P players need to catch these fish and know where to find them.
Fortunately for them, these fish share four of the five locations. Those locations are:
Rusty Koi can also be found at Cider Lake, whereas Golden Koi can be caught at the Stormbearer Mountains fishing spot.
Note: These fish require Fake Fly Bait.
The Cider Lake fishing spot east of Mondstadt features Rusty Koi but no Golden variant. Travelers can easily find it as it's east of the Mondstadt Fishing Association. There is also a Teleport Waypoint southeast of this location, so players can access this area pretty quickly.
Note: This location shouldn't be confused with the Cider Lake fishing spot that's north of Springvale.
Genshin Impact players will also find other fish here, such as:
This location is also near a Teleport Waypoint, so Travelers should be able to find it quite easily. It's worth noting that Golden Koi spawn here, while the Rusty variant does not.
Genshin Impact players will also find other fish here, such as:
Every location from here on will feature both Koi fish. This particular location is east of Guili Plains, down by the broken bridge. There is a Teleport Waypoint east of here, so players can teleport there and run westward.
Genshin Impact players will also find other fish here, such as:
Travelers can find the Koseki Village fishing spot directly east of the Statue of the Seven on Seirai Island. It's hard to miss, especially given its proximity to the Statue of the Seven and
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