Blue Damselfish

Chrysiptera cyanea

(3)

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Suggested Tank

30+ gallons

Max Size

3 inches

Difficulty

Easy

Temperament

Semi-Aggressive

Description

The Blue Damselfish is a vibrant and popular saltwater fish that is known for its striking blue color. These fish are native to the Indo-Pacific region and are commonly found in coral reefs.

Reef Safe

Yes, Blue Damselfish are considered reef safe, but they may nip at small-polyped stony coral and some soft coral.

Environment

Blue Damselfish prefer a well-lit aquarium with plenty of hiding spots. These can be provided through live rocks or coral. They thrive in water temperatures between 72-78°F.

Behavior

Blue Damselfish are known to be territorial and can become aggressive, especially in smaller tanks. They are also active swimmers and are known to be quite hardy, making them suitable for beginner aquarists.

Information might not be complete or accurate. Help the community by suggesting corrections.

Owner Reviews

Dalton

Dalton

@Dalton

2 months ago
Overall Rating:
Would Buy Again: 👎 No

Bullies other fish and bites when doing maintenance

Reef Safe: Yes
Visibility: Always Visible
Temperament: Aggressive
Difficulty: Easy
Min Tank Size: 10 Gallons
Jasia17750

Jasia

@Jasia17750

5 months ago
Overall Rating:
Would Buy Again: 👍 Yes
What You Feed: Frozen, pellets

This fish is always swimming around and I haven’t had any issues with it being aggressive. It is in a 125 gallon so idk if that’s what helps with its temperament but it has been a model citizen fish.

Reef Safe: Yes
Visibility: Always Visible
Temperament: Semi-aggressive
Difficulty: Easy
Min Tank Size: 35 Gallons
Koco217

Koco

@Koco217

5 months ago
Overall Rating:
Would Buy Again: 👍 Yes
What You Feed: Pellets and mysis

They can pick on smaller tank mates, but usually it’s not an extended problem. They have really great color and look beautiful under all types of lights

Reef Safe: Yes
Visibility: Moderate Visibility
Temperament: Semi-aggressive
Difficulty: Easy
Min Tank Size: 40 Gallons
Overall Rating:
Would Buy Again: 👎 No
What You Feed: Frozen brine shrimp

One of the less aggressive damselfish I’ve owned, still have a vendetta against these fish

Reef Safe: Yes
Visibility: Always Visible
Temperament: Semi-aggressive
Difficulty: Easy
Min Tank Size: 20 Gallons

Price History

Average Price:
$ 20.64
Image Title Price Company Sold Date Action
Electric Blue Damsel
Electric Blue Damsel
$ 17.00 SaltwaterFish.com Apr 2, 2025 View
Orangetail Blue Damselfish
Orangetail Blue Damselfish
$ 20.00 Live Aquaria Mar 26, 2025 View
Blue Devil Damsel, Malenesian
Blue Devil Damsel, Malenesian
$ 22.00 SaltwaterFish.com Mar 21, 2025 View
Blue Damsel
Blue Damsel
$ 29.00 SaltwaterFish.com Mar 21, 2025 View
Orangetail Blue Damselfish
Orangetail Blue Damselfish
$ 20.00 Live Aquaria Mar 18, 2025 View
Blue Damsel
Blue Damsel
$ 25.00 Fragbox Corals Mar 17, 2025 View
Goldtail Half Blue Damsel
Goldtail Half Blue Damsel
$ 20.00 SaltwaterFish.com Mar 14, 2025 View
Half Blue Damsel
Half Blue Damsel
$ 15.00 SaltwaterFish.com Mar 14, 2025 View
Yellowtail Blue Damsel
Yellowtail Blue Damsel
$ 9.00 SaltwaterFish.com Mar 14, 2025 View
Blue Damsel
Blue Damsel
$ 25.00 Candy Corals Aug 8, 2024 View
Blue Damsel
Blue Damsel
$ 25.00 Fragbox Corals Jun 27, 2024 View

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Blue Damselfish

Chrysiptera cyanea

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