03 9354 5843


Angelfish are one of the most common freshwater aquarium fish, and Cichlid species kept in aquariums. They are native to a large area of tropical South America. The koi angelfish has been bred to have coloration resembling that of the Japanese Koi. The koi variety is similar to the gold marble variety​ but without the stripes. Admired for their graceful swimming behavior, angelfish make stunning additions to large community aquariums. Available in a range of colours, patterns & fin types.

Shop live aquarium fish online with confidence, with our livestock delivery guarantee.

Features of Koi Red Cap Angelfish:

  • Wide body, triangular snouts, fan-shaped caudal fins and long, flowing dorsal and pectoral fins
  • White, orange, red and black markings on body to resemble koi with bright red to orange cap
  • Grows up to 15cm
  • Lifespan: 10 - 12 years
  • Eggs layers
  • Care level: Intermediate


The Best Aquarium Size For Angelfish:

Angelfish grow to be large and will require an aquarium of at least 75L or larger when full grown. Tall aquariums are preferred as they swim up and down the water column in search of food. If keeping a school of angelfish it is advised to go a larger aquarium to reduce bullying and territorial behavior's.

After an Aquarium for your fish? Browse our Aquarium Tank Selection here.


Tank Mate Compatibility:

Angelfish make great community aquarium fish. Avoid fin nippers or fast-swimming fish that will outcompete your angelfish during mealtimes.

Great tank mates for your angelfish include:

Angelfish Diet:

Angelfish are omnivores and are easy to feed. They readily accept floating or sinking flakes or pellets as the primary diet. For healthy angelfish, ensure to feed a varied diet that includes live, frozen and freeze dried blackworms, bloodworms, brine shrimp and daphnia.

Browse our High Quality Fish Food online.

Angelfish Fish Tank Setup:

Aquarium Filtration

Water quality is vital, Angelfish like gentle slow-moving water. Select an aquarium filter with gentle filtration. Some quality aquarium filter brands to consider inlcude Eheim, Fluval, Oase, Ocean Free, Aqua One.

Browse aquarium filters here.

Aquarium Heater

Angelfish require tropical temperatures and prefer temperatures between 24 - 29° C. Aquarium heaters not only warm the water but assist in stabilizing the water temperature. A fish tank thermometer is recommended to monitor the water temperature.

Looking for a suitable fish tank heater? Shop aquarium heaters here.

Aquatic Plants For Angelfish

Angelfish are naturally found in heavily vegetated areas. Their body shape allows the fish to swim between the plants to hide and ambush prey. When breeding eggs may be laid on leaf surfaces. Some aquarium plants to consider include:

Interested in live plants for your aquariums? Browse live plants here.

Aquarium Decorations

Driftwood is the ideal aquarium ornament as angelfish love soft and slightly acidic water. The tannins released from the wood assist in softening water. Angelfish enjoy structure to hide and shelter in and helps reduce territorial tendencies. Consider use of resin ornaments, rock and silk plants.

Check out our huge range of Aquarium Ornaments.

Aquarium Lighting

Angelfish don't mind higher lighting as long as there is shade within the aquarium. They are more active during the day. If keeping live aquatic plants, consider lighting requirements for ideal plant growth. Replicate daylight hours of 8-10 hours per day.

Need aquarium lighting for your fish tank? Browse our  Aquarium Lighting.

Aquarium Substrate

Aquarium sand and smooth surfaced fine to medium grade gravel are great aquarium substrates for angelfish. If keeping live aquarium plants, a combination of aquasoil and sand or gravel on top can provide an attractive and practical solution for optimal plant growth.

Shop a  variety of Aquarium Substrates here.


Additional Information

Fish Keeping Snapshot :

Preferred Water Parameters :

Aquarium Set-up Service:

Our design team enables us to create the tank you desire, install your tank where you wish to and provide a maintenance service to ensure everything runs smoothly. We can create almost any aquarium from the small home aquarium to large commercial aquariums for offices, hotels or restaurants. Coburg Aquarium, Australia's leading aquarium shop.

Please contact us if you need any custom tank services.