Can Halamid be used in ornamental fish such as Koi?

Halamid can be used with any fish type, including Koi. The dosages may vary per fish types as sensitivity for Halamid may be different. A small test is always advised, before general use on larger numbers of fish. Also dosages need to be adapted to the pH of the water. For Koi, we refer to (Jill Spangenberg article).