Marine Fish

Blue/Green Reef Chromis

A peaceful blue-green damselfish relative that adds movement and colour to established marine community aquariums. Reef Chromis are often kept in groups.

Enquire for current availability Peaceful marine reef fish
Quick Information

Betta Fish at a Glance

Scientific nameChromis viridis
TypePeaceful marine reef fish
Adult sizeUp to about 10 cm
LifespanCan live many years with excellent care
Temperature22–26 °C
pH8.1–8.4
DietOmnivorous; varied marine foods
Recommended setup30 gal / 115 L+ for a suitable group
Marine setup requiredPeaceful schooling/display fish for an established reef aquarium
Experience levelGood community temperament

Colour, size, sex and current stock can vary. Please contact Fishes Hub before ordering so we can confirm the available fish and suitable marine setup.

Product Information

Know More About Betta Fish

A peaceful blue-green damselfish relative that adds movement and colour to established marine community aquariums. Reef Chromis are often kept in groups.

Blue/Green Reef Chromis should only be introduced to a mature, fully cycled marine aquarium. Adult size, temperament, feeding behaviour and compatibility should be considered before purchase.

If you are unsure whether this species suits your current aquarium, share your tank size, livestock and setup with Fishes Hub and ask us to confirm suitability before ordering.

Plan the aquarium around adult size, marine water chemistry, behaviour, feeding needs and compatibility.

Make a Confident Choice

A successful Blue/Green Reef Chromis setup starts with a mature marine aquarium, stable water quality and a realistic long-term plan for the species.

Marine Facts
Up to about 10 cmAdult size
22–26 °CTemperature
8.1–8.4pH
EasyCare level
01

Key Requirements

  • Maintain stable marine water parameters and good oxygenation.
  • Provide open swimming space with rockwork and suitable shelter.
  • Offer small varied marine foods several times as appropriate.
  • Introduce a compatible group only when the aquarium is large enough to support them.
02

Care & Maintenance

  • Feed controlled portions and monitor group behaviour.
  • Maintain filtration, skimming and regular water changes as appropriate.
  • Watch for persistent chasing or losses within a group.
03

Compatibility & Placement

  • Generally peaceful with compatible marine community fish.
  • Allow enough space for group dynamics.
  • Avoid pairing with highly aggressive predators.
04

Why Choose Blue/Green Reef Chromis?

  • Bright blue-green colour
  • Active open-water movement
  • Peaceful community temperament
05

Before You Buy

  • Confirm the aquarium is mature and appropriately sized for a group.
  • Plan rockwork and swimming space.
  • Ask Fishes Hub about current group availability.

Need Help Choosing?

Let’s Find the Right Blue/Green Reef Chromis for You.

Ask us about current size, availability, compatibility and the right marine aquarium setup for your Blue/Green Reef Chromis.