Blue Angelfish Freshwater

Blue Angelfish is a popular species among freshwater aquarium hobbyists, known for its unique and attractive appearance. This species is native to the Amazon Basin and is widely distributed in South America. Blue Angelfish are prized for their electric blue coloration and graceful movements, making them a popular choice for a range of freshwater aquarium setups.

Information Details
Lifespan 10-15 years
Temperature 72-82°F
Min size 4-5 inches
Max size 8-10 inches
Species Pomacanthus crystallophrys
Family Pomacanthidae
Scientific Name Pomacanthus crystallophrys
Origin Freshwater rivers and streams in South America
Diet & Nutrition Omnivorous, feed on a varied diet of dry and frozen foods, fresh vegetables, and live or frozen brine shrimp.
Breeding Difficult, breeding pairs require a large tank and specific water conditions.
Tank mates Choose peaceful species of similar size and temperament. Avoid aggressive fish or those that may become prey.
Tank size A minimum of 30 gallons for a single fish, larger tank required for breeding pairs or multiple fish.

Lifespan Blue

Angelfish typically have a lifespan of 5-10 years in a captive environment, provided they are given proper care and nutrition.


Blue Angelfish prefer a temperature range of 72-82°F (22-28°C), and it is important to maintain a stable temperature in the aquarium to keep the fish healthy.


The average size of a Blue Angelfish ranges from 4-6 inches (10-15 cm) in length, though they have been known to grow up to 8 inches (20 cm) in some cases.


Blue Angelfish are part of the Cichlidae family and are a unique species, known scientifically as Pterophyllum scalare.


Blue Angelfish are native to the Amazon Basin, specifically the countries of Peru, Brazil, and Colombia.

Diet & Nutrition

Blue Angelfish are omnivorous, meaning they will eat both meaty and vegetable-based foods. A diet of high-quality dry and frozen foods, as well as fresh vegetables, will provide them with the necessary nutrients to maintain good health. It is also important to offer a varied diet to prevent malnutrition.


Breeding Blue Angelfish in a captive environment can be a rewarding experience, though it is not an easy task. This species is a mouthbrooder, meaning that the female will incubate the eggs and fry in her mouth until they are ready to be released. In order to breed Blue Angelfish successfully, a separate breeding tank should be set up, with a stable temperature, pH, and water hardness.

Tank mates

Blue Angelfish are peaceful and can be kept with a range of other freshwater fish species, provided they are of similar size and temperament. It is important to choose tank mates carefully, as some species may become aggressive towards Blue Angelfish, causing stress or injury.

Caring guidelines

Caring for Blue Angelfish in a freshwater aquarium involves several key steps:

  1. Aquarium setup: A minimum tank size of 30 gallons is recommended for a single Blue Angelfish. The aquarium should be equipped with a high-quality filtration system and a heater to maintain the proper water temperature. Live plants can also be added to provide cover and a natural environment for the fish.
  2. Water conditions: Blue Angelfish prefer a neutral pH of 7.0-7.5 and a water hardness of 5-15 dGH. It is important to test the water regularly and make adjustments as necessary to maintain stable water conditions.
  3. Diet: A balanced diet of high-quality dry and frozen foods, as well as fresh vegetables, is important for the health and well-being of Blue Angelfish. Offer a variety of food options to ensure that the fish are getting all the necessary nutrients.
  4. Lighting: Provide adequate lighting for the aquarium to simulate natural light conditions. A photoperiod of 10-12 hours of light and 12-14 hours of darkness is recommended.
  5. Maintenance: Regular water changes, cleaning of the filter and other equipment, and removal of uneaten food and debris are important for maintaining a healthy environment for Blue Angelfish.
  6. Compatibility: When choosing tank mates for Blue Angelfish, it is important to choose species that are of similar size and temperament. Avoid keeping aggressive fish or those that may be too small and become prey.
  7. Quarantine: It is recommended to quarantine new fish before adding them to the main aquarium, to prevent the spread of disease or parasites.

Are there blue freshwater angelfish?

Yes, there are species of blue angelfish that are found in freshwater rivers and streams in South America, such as the Pomacanthus crystallophrys, also known as the Blue Angelfish. These fish are known for their distinctive blue and yellow coloration and are popular among freshwater aquarium enthusiasts.

Price of Blue Angelfish Freshwater

The price of Blue Angelfish in the freshwater trade can vary depending on a number of factors, such as the size of the fish, where it is purchased, and the current demand. On average, you can expect to pay anywhere from $20 to $50 or more for a single Blue Angelfish. It’s always a good idea to research the prices at different stores and online retailers before making a purchase to ensure you are getting the best value for your money. Keep in mind that the cost of keeping and caring for a Blue Angelfish goes beyond the initial purchase price and includes ongoing expenses such as food, heating, filtration, and tank maintenance.


In conclusion, Blue Angelfish are a beautiful and fascinating species that can add interest and color to a freshwater aquarium. Proper care, including a balanced diet, stable water conditions, and compatible tank mates, will help ensure that these fish live long, healthy lives in captivity.

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