---
title: Anklet Cardinalfish (Ostorhinchus pselion)
scientific_name: Ostorhinchus pselion
common_name: Anklet Cardinalfish
taxon: Cardinals
published: 2024-11-08T20:29:31.627Z
updated: 2026-08-07T21:07:43.505Z
tags: Anklet Cardinalfish, Ostorhinchus pselion, Cardinals, Red Sea, Marine Life, Diving
url: https://redseacreatures.com/taxon/fishes/bony-fishes/cardinals/anklet-cardinalfish
---

# Anklet Cardinalfish (*Ostorhinchus pselion*)

## Quick facts

- **Group:** Cardinals (*Apogonidae*)
- **Size:** 4 cm
- **Depth:** 10-43 m
- **Reproduction:** Mouthbrooder

The Anklet Cardinalfish (Ostorhinchus pselion) is a tropical marine species that primarily associates with reef environments. It inhabits depths ranging from 10 to 43 meters and can attain a maximum length of 4 centimeters. This species is notable for its reproductive behavior, being mouthbrooders and exhibiting distinct pairing during courtship and spawning.

## Also known as

- **English:** Anklet Cardinalfish
- **Portuguese:** Cardeal-de-Suez

## Scientific synonyms

- *Apogon pselion* Randall, Fraser & Lachner, 1990

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*Source: [Red Sea Creatures](https://redseacreatures.com/taxon/fishes/bony-fishes/cardinals/anklet-cardinalfish)*
*Updated: August 7, 2026*