How to Identify Green Chromis

To identify Green Chromis (Chromis viridis), look at these key features.

Physical Characteristics

Body shape

compressed

Coloration

Predominantly iridescent blue-green, often appearing more green under certain lighting and more blue in others. The intensity of the color can vary slightly depending on mood, health, and environmental factors. Juveniles are often brighter blue.

Scale type

ctenoid

Mouth position

terminal

Distinctive features

Small, slender body, Forked caudal fin, Large eyes relative to head size, Absence of prominent markings or stripes

Dorsal fin

Single dorsal fin with 12 spines and 9-11 soft rays. The spiny and soft-rayed portions are continuous.

Tail fin

Deeply forked caudal fin, with pointed lobes.

Pectoral fin

Transparent to slightly yellowish pectoral fins, typically 17-19 rays.

Distinctive fins

Pelvic fins are relatively small and located ventrally, just behind the pectoral fins. Anal fin has 2 spines and 9-11 soft rays.

Identification Tips

1. 1

   Coloration

   Look for the characteristic iridescent blue-green body. The color can shift slightly depending on light and the fish's mood.

2. 2

   Body Shape

   Observe its small, compressed body and deeply forked tail. It lacks any prominent stripes or spots.

3. 3

   Schooling Behavior

   Often seen in large, active schools hovering above branching corals, a key behavioral identifier.

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