Description
Overview: Blue Damsel is a popular choice for modern reef aquariums thanks to its personality and reef compatibility when kept with appropriate tankmates.
- Recommended tank size: 20–30+ gallons
- Diet: Omnivore
- Adult size: ~2–3.5 in
- Ease of care: Easy
Care notes: Hardy, active fish that adds movement. In smaller tanks, some damsels can be territorial—plan stocking accordingly.
Fun fact: Many reef fish change color subtly based on mood, lighting, and social rank.



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