Blue Devil Damsel

Chrysiptera cyanea female

(0 Reviews)

Blue Devil Damsel

Blue Devil Damsel

Chrysiptera cyanea female

(0 Reviews)

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Blue Devil Damsel Care Facts

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The Yellow Tail Blue Devil, Chrysiptera cyanea, has many different common names including the Sapphire Devil, Yellowtail Blue Devil, Cornflower Segeant-Major, Cornflower Sergeantmajor, Red Tail Australian Damsel, Sky-Blue Damsel, Blue Damsel, and Orangetail Blue Damsel. They thrive best in tanks with plenty of live rock for it to hide. They have the unique ability to change the color of their body is response to external stimuli when it feels threatened. The Yellow Tail Blue Damsel is generally peaceful but as it matures can exhibit some amount of territorial behavior, so if multiple individuals are desired ensure you have a large enough tank to house them. Overall, the Yellow Tail Blue Damsel is incredibly hardy and makes an excellent addition to almost any home aquarium. 


Blue Devil Damselfish (Chrysiptera cyanea): Comprehensive Care Guide

The Blue Devil Damselfish is a natural fit for your saltwater aquarium. Learn how to make it thrive with this helpful care guide.


Habitat and Natural Environment: Exploring the Origins of Blue Devil Damselfish


The Blue Devil Damselfish, scientifically known as Chrysiptera cyanea, originates from the Indo-Pacific region, favoring coral-rich environments and rocky outcrops. In captivity, replicating a habitat with live rock structures and ample hiding spaces is crucial for their well-being.


Reef Compatibility and Behavior: Navigating the Reef with Blue Devil


Considered reef safe, the Blue Devil Damselfish adapts well to reef setups. However, their territorial behavior may lead to aggression, especially during breeding. Proper introduction of tank mates and provision of hiding spots help manage their assertive tendencies.


Size, Lifespan, and Sexual Dimorphism: Understanding Blue Devil Characteristics


With an average size of around 3 inches, the Blue Devil Damselfish exhibits minimal sexual dimorphism. With proper care, they can live for several years, making them a durable and engaging addition to saltwater aquariums.


Diet in Captivity: Nourishing Blue Devil in Your Aquarium


The Blue Devil Damselfish is an omnivorous species, accepting a variety of high-quality marine pellets and flakes. Enhance their diet with frozen or live brine shrimp and mysis shrimp to promote optimal health and coloration.


Aquaculture and Availability: Sourcing Blue Devil for Your Aquarium


At, our commitment to responsible sourcing ensures that our Blue Devil Damselfish often comes from sustainably collected wild stocks or reputable aquaculture facilities. This guarantees a consistent supply of acclimated and healthy fish while promoting sustainable practices within the marine aquarium hobby.


Tank Requirements: Creating the Ideal Habitat for Blue Devil Damselfish


Maintaining optimal conditions is crucial for the well-being of the Blue Devil Damselfish. A minimum tank size of 30 gallons is recommended, providing ample swimming space and hiding spots. Stable water parameters, including a pH of 8.1-8.4, salinity between 1.020 and 1.025, and a water temperature of 74°F to 78°F, contribute to their overall health. Moderate water flow ensures a comfortable and thriving environment.


Juvenile to Adult Coloration Changes: The Visual Transformation of Blue Devil Damselfish


Juvenile Blue Devil Damselfish often display a subdued coloration, which intensifies as they mature. The transition to adulthood reveals their striking blue coloration, creating a visually appealing spectacle in a saltwater aquarium.


Common Names: Blue Damselfish, Sapphire Devil


Compatible Tank Mates: Building a Harmonious Community

  • Ocellaris Clownfish (Amphiprion ocellaris): Peaceful, prefers anemones, and suitable for reef aquariums.
  • Banggai Cardinalfish (Pterapogon kauderni): Gentle, tends to stay close to shelter, and suitable for a peaceful community tank.
  • Fire Goby (Nemateleotris magnifica): Peaceful, burrows in the substrate, and suitable for reef setups.
  • Yellow Watchman Goby (Cryptocentrus cinctus): Peaceful, forms symbiotic relationships with pistol shrimp, and suitable for reef aquariums.
  • Royal Gramma (Gramma loreto): Peaceful, vibrant coloration, and suitable for reef setups.

Why Choose the Blue Devil Damselfish from


Choosing the Blue Devil Damselfish from ensures a healthy and acclimated specimen for your saltwater aquarium. Our stringent quarantine process guarantees disease-free fish, providing peace of mind for aquarium enthusiasts. Purchase your Blue Devil Damselfish with confidence, knowing you are adding a visually captivating and hardy species to your marine setup. Visit our website for a reliable source of quality marine fish for your aquarium.

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Reviewed by: Walter Heuck on July 8, 2024

Reviewed by: Jay Newell on Oct. 30, 2023

Reviewed by: Dan Nowaczyk on Oct. 11, 2023

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