Jet Black Cardinal Fish – Size L (3″ to 4″)
Scientific Name: Apogonichthyoides melas
Reef Compatible: Yes
Care Level: Beginner
Disposition: Peaceful
Min. Tank Size: 24 gallons
Mature Size: 3.5 inches
Product Details
| Feature | Value |
|---|---|
| Species | Apogonichthyoides melas |
| Size (Adult) | 3.5 inches |
| Compatibility | Reef-safe |
| Difficulty Level | Beginner |
| Behavior | Peaceful |
| Minimum Tank Size | 24 gallons |
FAQ
Is the Jet Black Cardinal Fish suitable for a reef tank?
Yes, this fish is reef compatible and does not pose a threat to corals or invertebrates.
What is the typical mature size of this fish?
The mature size is approximately 3.5 inches.
Is this fish easy to care for for beginners?
Yes, it is classified as a beginner-friendly species with peaceful behavior and low maintenance needs.



Melanie Oliver –
Added the Jet Black Cardinal Fish to my 24-gallon reef tank and it has been thriving. It’s very active and doesn’t bother other fish. Easy to spot in the tank due to its dark coloration. Perfect for a beginner reef setup.
Gabrielle Mackenzie –
The fish arrived healthy and quickly settled into the tank. It’s peaceful and doesn’t chase other fish. I appreciate the clear labeling and accurate size description. Would recommend to new reef keepers.
Victor Morrison –
Great addition to my tank. It’s active but not aggressive. The fish has adapted well to the water parameters and looks vibrant. Very satisfied with the purchase.