Cool Fish for a Freshwater Aquarium

These are 15 cool tropical freshwater fish in our opinion
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Cool Fish for a Freshwater Aquarium

The Encyclopedia for Freshwater Aquariums is written by Glen Axelrod and Brian Scott. Encyclopedia of Exotic Tropical Fishes is huge! It has over 800 pages and weighs a couple of pounds. This is a hardback book that also has a very cool embedded bookmark. Anything by Axelrod is worth reading and this book is no exception. We were very impressed with the physical appearance (design and photos) of this book. About the only drawback to this book are the few typos you'll come across. Other than that, this book is an excellent resource for any freshwater hobbyist and we highly recommend it.

Cool Fish for a Freshwater Aquarium

Rainbow Shark. Really cool freshwater fish, but I suggest only putting it in 20+ gallon tanks with semi-aggressive tank mates. Fishometer: 8 Goldfish and koi are in this group of fish. You can mix and match most goldfish and koi varieties as long as a sufficient size tank or pond is provided. However, due to their cool water temperature requirements, it is not recommended to keep them with tropical freshwater fish. Larger cool water catfish such as bullhead or young channel catfish can be kept with koi and large goldfish.

Freshwater Oddballs | Cool Freshwater Fish on Sale | PetSolutions

The majority of aquarium fish, both freshwater and marine, hail from the tropics. However, in a heat wave or under the light of high-powered aquarium lighting you can heat aquarium water beyond safe temperatures. When aquarium water gets above 82 degrees Fahrenheit, you need to take steps to cool the water. Aquarium chillers work well but cost hundreds of dollars. For temporary cooling, you can use one of several techniques.

15 cool freshwater tropical fish - YouTube


Also known as the Lace Gourami, this cool tropical freshwater fish is one of the most popular Gourami fish for aquarium lovers, thanks to it’s beautiful appearance and its hardy build. They are easy to care for, and can be kept in tanks with at least 30 gallons of water, but like many other types of Gourami, they do require space at the top of the tank so they can breath air.he ocean is home to some amazing creatures, but their cousins who live in the fresh waters of rivers and lakes deserve some love, too. Thankfully, cool poster company has made a mind-boggling new poster that depicts every single freshwater fish you can find in the waterways of the United States — more than 900 of them!