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Pomacentrus caeruleus 5-7 cm

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Pomacentrus caeruleus
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  • Pomacentrus caeruleus
  • Pomacentrus caeruleus
Pomacentrus caeruleus
Pomacentrus caeruleus Pomacentrus caeruleus
Delivery methods
UPS
France Express
Next delivery days:
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For your zone EUROPE la France, delivery fees are 24,90 € with carrier EXPRESS 24H Vivant - Live - Lebenden - Vivo - Levend
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Data sheet

Delivery price Europe
Fixed price €29 - Offered starting from €249 of living*
Minimum order amount for live products
50€ excluding shipping costs. For the well-being of the animals, do not make them travel alone.
Maintenance
Easy
Temperament
Aggressive with other damselfish
Food
Omnivore
Reef compatibility
Compatible
Recommended number
Possible to keep it in a small group in a large 400 L tank.
Price according to size
XS S M L XL
Maximum size
9 cm
Delivery date
Choose your delivery day at the "Address" step in your cart.
Reproduction
Impossible
Package information for the winter period
A hole is made in the cardboard to supply the chemical heater with oxygen.

En savoir plus

Pomacentrus caeruleus: the Royal Blue Damselfish, lively, bright, and easy to maintain

The Pomacentrus caeruleus, also known as the Royal Blue Damselfish, is a highly prized reef fish for its intense and electric blue that naturally illuminates marine aquariums. This species, native to the Indo-Pacific, is particularly popular among aquarists for its resilience, dynamic behavior, and ease of maintenance.

The body of the Pomacentrus caeruleus is compact and oval-shaped, fully covered in a cobalt blue coat that can appear violet depending on the lighting. As an adult, this damselfish reaches about 6 to 8 cm. Very active, it moves in the intermediate and upper zones of the reef tank, where it continuously brings life and color.

A lively behavior, sometimes territorial

The Royal Blue Damselfish is known for its energetic and territorial temperament, especially in adulthood. It can coexist with other fish, but it is important to follow certain rules:

  • In a small volume, it is preferable to keep it alone or in a pair.
  • In a tank of at least 200 liters, it can be kept in a small group, preferably introduced simultaneously.

A hierarchy naturally establishes in the group, but a well-structured decor is essential to avoid conflicts among individuals. It can become aggressive towards calmer or smaller species if the volume and refuges are insufficient.

An aquarium designed to channel its energy

The Pomacentrus caeruleus requires an aquarium of at least 150 liters, rich in live rocks, cavities, and retreat areas. Moderate to strong water flow, good oxygenation, and stable water promote its longevity and vitality.

With a good arrangement, it spends a large part of the day patrolling its territory while grazing on small particles on the rocks or observing other tank inhabitants.

An undemanding omnivorous diet

The Royal Blue Damselfish is an opportunistic omnivore that readily accepts a wide variety of foods:

  • Flake and pellet foods for omnivorous marine fish.
  • Frozen or freeze-dried prey such as mysis, krill, artemia.
  • Vegetable supplements based on spirulina or dried algae.

Regular food intake, spread over two or three meals a day, helps to maintain its liveliness, color, and robustness. Proper feeding also limits aggressive behavior.

An ideal choice for aquarists of all levels

Thanks to its natural resilience, ease of acclimatization, and spectacular aesthetic appeal, the Pomacentrus caeruleus is suitable for both beginner and experienced aquarists. Its active behavior and striking appearance make it an essential fish in reef tanks.

To make the most of it, it is essential to provide it with a well-thought-out environment suited to its behavior. The Royal Blue Damselfish is thus a reliable choice, as aesthetic as it is useful for the aquarium's dynamics.

€17.90
Out-of-Stock

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