Thread Finned Acara is a freshwater fish in the cichlid family. They are stunning aquarium fish to keep and easy to care. Adult fish develop very nice long trailing filaments to their finnage and make excellent display specimens. Can be aggressive, so ensure tankmates are of a hardy nature. In nature this fish burrows into peat substrate and breeds in tunnels.
Native to northern parts of the Amazon basin in Colombia, Peru and Brazil.
The minimum recommended tank size for the Thread Finned Acara is 150L or larger. If keeping a pair or in a community aquarium, a larger aquarium will be required. This fish can be territorial and prone to aggression in smaller tanks.
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Thread Finned Acara is generally peaceful, they will not eat other species that much bigger than 2cm, however they can become territorial especially during breeding. They can do well in a community fish tank with other large and peaceful species that are not prone to fin nipping or in groups of 8 or more of the same species.
Here’s a list of some of the best tank mates for your Thread Finned Acara:
Thread Finned Acara's are omnivores. The ideal diet for Thread Finned Acara is a mix of pellets or flakes with live, frozen or freeze dried food options to supplement the diet. They also benefit from some spirulina based foods and blanched spinach. A varied diet and high quality flake or pellet will enhance the colour of your fish.
Here are some great food options for you Thread Finned Acara:
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A good filtration system is necessary as they enjoy clean and clear waters with a slow flow rate. Ensure your filter has an adequate flow rate to effectively remove waste from the aquarium.
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This fish enjoy temperatures between 24 - 28° C. If you are unable to maintain this temperature naturally, use an aquarium heater. Aquarium heaters also stabilize water temperatures. A thermometer is recommended to monitor the water temperature.
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Thread Finned Acara are happiest in a dimly lit environment. We recommend LED aquarium lighting with adjustable brightness to ensure the light level can be altered for happy fish. If using moderate regular lighting, broad leaf and floating aquarium plants can offer shaded areas.
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Thread Finned Acara are naturally found in heavily vegetated river streams however they are robust diggers and will rearrange your aquarium. We recommend using anubias planted on driftwood which enables you to keep plants, without the uprooting.
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Rock & wood can be placed in the aquarium to mimic natural habitats and provide hiding locations to retreat to and reduce stress. They are a territorial species that will enjoy space to create territories in the aquarium.
Some aquarium decorations to explore include:
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The Thread Finned Acara requires a sandy substrate as they are heavy diggers especially at spawning.
View our range of aquarium substrates here.