Squareback Anthias (Female) SAF100701
Pseudanthias Pleurotaenia
Reef Compatible: Yes
Care Level: Intermediate
Disposition: Semi-aggressive
Min. Tank Size: 100 gallons
Mature Size: 8 inches
Behold the stunning Squareback Anthias—a jewel of the reef with its vibrant coloration and graceful presence. This captivating female specimen showcases the species’ distinctive beauty: deep crimson hues blending into golden accents along the body, with elegant flowing fins that dance through the water. At approximately 3.75 inches, she’s a manageable size while displaying the full splendor Pseudanthias pleurotaenia is known for.
Perfect for intermediate aquarists seeking a semi-aggressive beauty with personality, this reef-compatible stunner thrives in well-established marine environments.
| Specification | Value |
|---|---|
| Species | Pseudanthias pleurotaenia |
| Gender | Female |
| Size (approx.) | 3.75 inches |
| Reef Compatibility | Yes |
| Care Level | Intermediate |
| Disposition | Semi-aggressive |
| Minimum Tank Size | 100 gallons |
| Mature Size | 8 inches |
FAQ
Is this fish suitable for a beginner reef tank?
No, this species requires intermediate care and a minimum tank size of 100 gallons. It is not recommended for beginners.
How long does it take for this anthias to reach maturity?
The Squareback Anthias typically reaches maturity at around 8 inches, which may take several months to a year depending on tank conditions.
Does this fish require specific water parameters?
Please contact customer service for specific water parameter requirements.

Joseph Allan –
The female Squareback Anthias is a beautiful addition to my 100-gallon reef tank. Her colors are vibrant and she moves gracefully. She’s semi-aggressive but not overly so, and has adapted well to the environment. I appreciate the detailed care notes provided.
Dylan Arnold –
She’s been in the tank for three months and looks great. The crimson and gold coloring stands out. I did have to monitor her interactions with other fish, but she’s not causing issues. Good choice for intermediate reef keepers.
Anna Knox –
This anthias is a true showpiece. The coloration is stunning and she’s active and healthy. I followed the care guidelines carefully and she’s thriving. A great addition to a well-established reef.