Bicolor or Royal Dottyback, Bicolor Pseudochromis

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Royal Dottyback

Scientific Name Pseudochromis paccagnellae Axelrod, 1973

Common Names Royal Dottyback, Bi-colour Dottyback, False Gramma, Bicolor Pseudochromis

Max. Size: 3 inches (8cm)

Tank Size: 30 gallons

Aggression: Semi-Aggressive

Hardiness: Hardy

Reef-Safe: Yes

Available as captive-bred: Yes

 Royal dottyback (P. paccagnellae)
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Royal dottyback (P. paccagnellae)

Physical Description

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Distribution

Western Pacific: Indonesia (Java and Sulawesi) to Vanuatu; Palau in Micronesia.

Habitat

The Royal Dottyback lives in shallow coastal waters and near deep outer-reef drop-offs. They can generally be found hovering close to coral or rubble in search of food. The Royal Dottyback is most often found between the depths of 10 – 50 m.

Taxonomic Stuff you know you Care About

  • Family: Pseudochromidae
  • Genus: Pseudochromis
  • Species: paccagnellae

Behavior

Generally lives singly in and around the rocky regions of coral reefs. They are generally considered reef safe, however they are known to be a very aggressive fish. They have even been known to be able to Damselfish in their place. It is advised that they aren't kept with shy or timid fishes. Only keep on specimen per tank.

Feeding

Carnivore: Feeds mainly on zooplankton and small crustaceans but will readily adapt to frozen foods such as mysids, Brineshrimp, krill, and plankton.

Breeding

There is no visible difference between males and females. Can be bred in captivity

Social Structure

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Current Views

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Additional Notes

Commonly confused with the Gramma loreto, the Royal Dottyback however has a very distinct line between the magenta and yellow halves of their bodies and transparent fins. Some individuals have a white line separating the magenta from the yellow portions of their bodies. They require lots of rock work to hide in.

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