AI-generated image
Blue Green Chromis
BeginnerChromis viridis
A schooling damselfish shining pale blue-green. Peaceful and affordable, most classic beginner saltwater.
Difficulty
Beginner
Temperature
23〜26℃
Lifespan
5-8 years
Size
5-8cm
Diet
Pellets, Frozen food
About
A schooling damselfish shining pale blue-green. Peaceful and affordable, most classic beginner saltwater. Diet: Pellets, Frozen food. Lifespan: 5-8 years. Adult size: 5-8cm. Water: Specific gravity 1.023-1.025. Temperature: Maintain 24-26°C.
Basic Info
Lifespan
5-8 years
Size
5-8cm
Temperature
23〜26℃
Diet
Pellets, Frozen food
Care Guide
Water
Specific gravity 1.023-1.025
Temperature
Maintain 24-26°C
School size
Schooling of 5+ is beautiful
Notes
One of cheapest and hardiest saltwater fish
Blue GreenBlue-greenSchoolingMost classic
Blue Green Chromis FAQ
QHow difficult is it to keep Blue Green Chromis?
A
Beginner. This is a beginner-friendly species. No special equipment or experience is required, and it can be kept successfully with basic care setup.
QWhat is the ideal temperature for Blue Green Chromis?
A
The ideal temperature for Blue Green Chromis is 23〜26℃. Avoid sudden temperature changes and maintain a stable environment.
QWhat is the lifespan of Blue Green Chromis?
A
The average lifespan of Blue Green Chromis is 5-8 years. With proper care and nutrition, they can live a long and healthy life.
QHow large does Blue Green Chromis get?
A
Blue Green Chromis typically reaches 5-8cm as an adult. Size may vary depending on care conditions and individual genetics.
QWhat should I feed Blue Green Chromis?
A
Blue Green Chromis feeds on: Pellets, Frozen food. Aim for a balanced diet with appropriate feeding frequency.
QWhat is the typical price for Blue Green Chromis?
A
The price of Blue Green Chromis varies significantly depending on morph, size, and lineage. Check our market price page for the latest pricing information.
Last updated: June 23, 2026
Care Specifications
- pH
- 8.1–8.4
- Water Temp.
- 22–26℃
- Specific Gravity
- 1.02–1.025
- Salinity
- 33–35 ppt
- Min. Tank
- 114 L
PeacefulReef safeGroup
Sources: LiveAquaria
References & Sources
Edited & verified by: br-choku editorial team
The taxonomic, regulatory, and husbandry data on this page are compiled and verified against the authoritative primary sources below.
Taxonomy & Authority
Regulations & Conservation Status
Not CITES-listed
Sources: CITES Appendices (species not listed) / 環境省 特定動物リスト / 環境省 特定外来生物等一覧
Regulations may change. Always verify the latest information with the relevant authorities.
Related Species
Blue Green Chromis Listings
Loading latest listingsFind listings for this species
Related Articles
Green Chromis Group Swimming Care Guide | Tank Introduction, Tank Mates, and Breeding
A comprehensive guide to group swimming care for Green Chromis (Chromis viridis), a quintessential saltwater fish for beginners. Covers tips for introducing 6+ fish simultaneously to distribute territorial disputes, quarantine protocols, tank mate compatibility in reef tanks, feeding management, prevention of white spot disease and velvet disease, and even in-tank breeding records—a practical guide to enjoying the beautiful group swimming of Green Chromis for years to come.
Comparison Guide to Keeping Blue Damselfish (Chrysiptera cyanea) and Yellow-tail Blue Damselfish (Chrysiptera parasema) | Appearance Differences, Aggression, and Tank Compatibility
A detailed comparison of the appearance, temperament, aggression, and tank compatibility of the often-confused Blue Damselfish and Yellow-tail Blue Damselfish. This guide covers selection tips for beginners, layout techniques to minimize territorial behavior, and important considerations when using damselfish to establish a new aquarium.
Damselfish Care Guide: Popular Species Beyond Sergeant Major Damselfish and Mixed-Tank Considerations
Introducing popular species of the damselfish family (Pomacentridae), which includes numerous types beyond the common sergeant major damselfish. Learn the care methods, territorial management, and reef tank compatibility of colorful species such as blue damselfish, black damselfish, and yellow-tailed blue damselfish.
Powder Blue Tang (Acanthurus leucosternon) Care Guide | Beautiful Blue Coloration and Ich Prevention
Learn how to care for the stunning Powder Blue Tang with its vibrant blue coloration. This guide covers required tank size, water parameters, managing susceptibility to ich disease, feeding strategies, and tankmate compatibility—perfect for beginner to intermediate aquarists.
🩺 Common diseases
Coral BleachingRapid Tissue NecrosisBrown Jelly DiseaseFlatworm InfestationRed Slime (Cyanobacteria)Tissue Recession (Polyp Recession)Nudibranch PredationAlkalinity Burn (KH Burn)Marine Ich / CryptocaryoniasisMarine Velvet / AmyloodiniosisBrooklynelliasis / Clownfish DiseaseHead and Lateral Line Erosion (HLLE)