Blue-Green Chromis

Blue-Green Chromis

Chromis viridis

Beginner Freshwater One of the few truly peaceful damselfish. Forms schools in the aquarium, swimming in groups above branching corals. A hierarchy and mild aggression may occur within the group. Pomacentridae
Max Size 8.0 cm (3.1")
Min Tank 200 L (53 gal)
Min Group 6+
Diet Omnivore with planktivorous tendency. Accepts marine flakes, micro pellets, mysis, brine shrimp, frozen cyclops and phytoplankton.

Water Parameters

Temperature
24.0-27.0°C
75-81°F
pH
8.0-8.4
Hardness (dGH)
8.0-12.0
Min Tank Size
200 L
53 gal

About

The Green Chromis is one of the most popular marine fish for reef aquariums. Its iridescent blue-green body creates an impressive visual effect when kept in schools above branching corals. It is one of the few truly peaceful damsels, differing from the aggressive temperament common in the family.

Behavior & Temperament

One of the few truly peaceful damselfish. Forms schools in the aquarium, swimming in groups above branching corals. A hierarchy and mild aggression may occur within the group.

Feeding

Omnivore with planktivorous tendency. Accepts marine flakes, micro pellets, mysis, brine shrimp, frozen cyclops and phytoplankton.

Breeding

Oviparous. Male prepares a nest in clean substrate, courts and spawns. Male guards and aerates the eggs. Reproduction possible in an aquarium.

Care Notes

Reef aquarium with branching corals (Acropora, Pocillopora) as refuge. Keep in groups of 6+ for natural behavior. Frequent feeding with small foods. Moderate current.

Compatibility

Excellent for community reef tanks. Compatible with virtually all peaceful reef fish. One of the best schooling options for marine aquariums.

Quick Summary

Scientific NameChromis viridis
FamilyPomacentridae
CategoryFish
Care LevelBeginner
Water TypeFreshwater
Max Size8.0 cm (3.1")
Min Tank200 L (53 gal)
Min Group6+
DietOmnivore with planktivorous tendency. Accepts marine flakes, micro pellets, mysis, brine shrimp, frozen cyclops and phytoplankton.
TemperamentOne of the few truly peaceful damselfish. Forms schools in the aquarium, swimming in groups above branching corals. A hierarchy and mild aggression may occur within the group.

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