| Scientific Name: |
Chromis viridis |
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| Species Authority: | Cuvier, 1830 |
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| Family: |
Pomacentridae |
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| Common Name: |
Blue Green Damselfish, Blue Green Chromis, Green Chromis, grünes Schwalbenschwänzchen (DE) |
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| Distribution: | Indo-Pacific: Red Sea to the Line, Marquesan, and Tuamoto islands, north to the Ryukyu Islands, south to New Caledonia. |
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| Environment: |
Reef-associated; non-migratory; marine; depth range 10 to 12 meters. Found in large aggregations above thickets of branching Acropora corals in sheltered areas such as subtidal reef flats and lagoons. |
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| Reef Safe: | Yes |
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| Minimum Tank Size: | 150 liters - Preferrably larger. |
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| Tank Set-up: | Marine aquarium with corals, live rocks / rocks, macroalgae. Provide appropriate shelter / hiding places and enough room to swim. |
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| Water Region: | No specific level. |
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| Lighting: | Strong lighting but should be subject to a diurnal cycle. |
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| Water Flow: | Normal flow found in reef tanks or fish only tanks. |
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| Size: | 8 to 10 cm |
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| Lifespan: |
8 to 15 years |
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| Diet: |
Omnivore. In the wild, they are mainly phytoplankton feeders. Provide a varied diet consisting of live food, meaty items, live food, spirulina / herbivore flakes, and frozen preparations. |
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| Temperament: |
Peaceful. Very active and relatively peaceful but may exhibit aggressions on territories and during spawning. Commonly kept long term, in small schools (6 or more specimen). |
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| Care Level: | Easy |
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| Resilience: | High, minimum population doubling time less than 15 months |
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| Reproduction: | Egg depositor. Breeding is done on sand and rubble. Males prepare nest for spawning which is shared with several females. Large number of eggs spawned hatching in 2-3 days. Males guard the nest ventilating fertilized egg with their caudal fins and feeding on those which do not hatch. |
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| Gender: |
Males will develop a yellowish hue when ready to breed. |
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| Special Requirement/s: |
Feed frequently, at least twice per day. Vitamin supplements or vitamin-enriched foods may help to preserve their bright color. If you want to keep them in a small shoal, add them all at the same time and let them establish some sort of pecking order. |
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| Red List Status: | Not Evaluated |
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