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Size
3 inches (7.6 cm) -
Diet
Small crustaceans and zooplankton -
Range
Western Atlantic -
Habitat
Tropical waters above deep outer reefs
Physical Characteristics
- Common length is about 3 inches (7.6 cm) but can reach a maximum length of approximately 6 inches (15 cm).
- Predominantly blue, with a dark black stripe running from the mouth to the dorsal fin all the way to the caudal, or tail, fin. Virtually translucent pectoral fins. Large dark eyes.
Animal Fact
Individual chromis feed on prey gathered in large groups.
Diet / Feeding
- Diet consists of copepods, which are very small crustaceans, and other zooplankton.
- Individual chromis feed on prey gathered in large groups.
Range / Habitat
- Occurs in the Western Atlantic from Bermuda through south Florida and the Caribbean, including the Bahamas, the Gulf of Mexico and the Antilles.
- Found in tropical waters above deep outer reefs, commonly at depths of 30-60 feet (10-20 m). The depth range is approximately 9 to 180 feet (3-60 m).
- Non-migratory.
Reproduction & Growth
- Oviparous, or egg-laying.
- Males protect and tend to eggs, which attach to substrate.
Conservation Status
- “Least Concern” on IUCN Red List.
Additional Information
- If frightened, blue chromis will retreat into coral crevices.
- Frequently seen with creole wrasse (Clepticus parrae).
