Green Chromis

The Green Chromis (Chromis viridis), a popular reef-safe aquarium fish, is a small, peaceful damselfish known for its iridescent blue-green coloration and schooling behavior, typically reaching a maximum size of around 3-4 inches. 

Here's a more detailed description:

Appearance:

• Coloration: They have a shimmery, almost iridescent, blue-green coloration that can appear more blue or green depending on the lighting. 
• Size: They are a small species, typically reaching a maximum length of around 3-4 inches (7.6-10 cm). 
• Fins: Their fins are transparent and feature tiny rays. 
• Males: During breeding, males may turn more yellowish. 

Behavior and Habitat:

• Peaceful: They are known for their peaceful and non-aggressive nature. 
• Schooling: They are naturally found in large schools and prefer to be kept in groups of 6 or more in a home aquarium. 
• Reef-Safe: They are considered reef-safe and won't bother invertebrates or corals. 
• Natural Habitat: They inhabit lagoons and reefs in the Indo-Pacific region, from Madagascar to the Philippines to Hawaii. 
• Diet: They are omnivorous and readily eat marine pellets, flakes, and live or frozen brine shrimp and mysis shrimp.