I have goldfish and a catfish what other fish can live together in cold water aquaruim?

* Common white cloud mountain minnow: A small, peaceful schooling fish that is native to China. They are easy to care for and can tolerate a wide range of water conditions.

* Zebra danio: Another small, peaceful schooling fish that is native to India and Bangladesh. They are also easy to care for and can tolerate a wide range of water conditions.

* Rosy barb: A slightly larger, peaceful fish that is native to Southeast Asia. They are hardy and can tolerate a wide range of water conditions.

* Cherry barb: A small, peaceful fish that is native to Sri Lanka. They are hardy and can tolerate a wide range of water conditions.

* Otocinclus catfish: A small, peaceful catfish that is native to South America. They are excellent algae eaters and can help to keep your aquarium clean.

* Corydoras catfish: A small, peaceful catfish that is native to South America. They are hardy and can tolerate a wide range of water conditions.

These are just a few of the many types of fish that can live together in a cold water aquarium with goldfish and catfish. When choosing fish for your aquarium, be sure to consider their size, temperament, and water requirements.