collage of five unique fish for freshwater aquariumsDreaming of a cool design for your aquarium is fun! Once you have completed your unique aquarium design  you may want to consider some unique fish for your freshwater aquarium. We have some suggestions that would be fun and intriguing for you!

Five Unique Fish for Awesome Choices

Knifefis

Knifefis require a large aquarium because when properly cared for they can reach over a foot in length. Knifefis are perennial exotic favorites for home aquariums. Cool fact-Knifefis have a well-developed weak electrical organ that assists them in maneuvering dark waters of their South American homeland.

Bichir

Bichir should be housed with large, peaceful fish because they are opportunistic feeders. Bichir are primitive ray-finned fishes collected from Africa. They can breathe air and travel on land for short periods of time using their strong pelvic fins. You will want to include a tight fitting lid when setting up your aquarium and allow adequate bottom space.

Freshwater “Sharks”

Freshwater “Sharks” require hiding places, driftwood, and larger leaved plants. They have no relations to marine sharks, they are curious fish and would make an excellent addition to aquariums of the semi-aggressive type nature.

Eels

Fresh water eels reach up to approximately 24 inches or more! They adjust well to living their lives in captivity because they feed mostly on fish and crustaceans and they have a reputation in becoming very hardy inhabitants. You need to include plenty of space and hiding places for your eels and also you will need a large well-sealed lid.

Ageneiosus Atronasus

They are a species of the catfish family Auchenipterid. They are known to be found in the Amazonas Rivers. When considering Aquarium Design, ideally a soft, sandy substrate would be idea but not essential. Popular setups tend to feature dim lighting, driftwood, and scattered tree roots/branches. However, you decide to set up your aquarium be sure to allow for adequate swimming space.

Aquarium service is key and you will need to have an efficient filtration system.  Efficient filtration is essential this is primarily due to the predatory nature of this fish. Predatory fish leave large amounts of debris in the aquarium. Installation of one or more external canister filters and/or a sump system, organizing the return in such a way that it ultimately creates some surface movement and a degree of flow is created. Large catfish will provide you with a fresh water fish that are unique and interesting.

The fish as listed above are bound to be something that can make anyone’s tank unique and interesting. Remember to do your research before purchasing these fish and you will be set for a great adventure in your next project.