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Sailfin Tang - Red Sea (Zebrasoma desjardinii)

Sailfin Tang - Red Sea

Zebrasoma desjardinii
Family
Tang
Care level
Intermediate
Temperament
Semi-aggressive
Reef safe
Reef safe
Max size
40 cm
Min tank
700 L · 185 gal
Origin
Red Sea / Western Indian Ocean
Diet
Herbivore
Food
Nori, Marine algae, Herbivore pellets, Spirulina, Vegetable frozen blends

Overview

The Red Sea Sailfin Tang is a large, visually spectacular surgeonfish with an intricate pattern of fine spots and stripes across a tall, sail-like dorsal and anal fin, closely related to the more commonly available Pacific Sailfin Tang but generally considered a more premium, striking colour form. Its impressive finnage and pattern make it a genuine showpiece for a large reef display.

It shares the general care requirements of other Zebrasoma tangs but grows notably larger, meaning it needs a genuinely spacious tank with strong water flow to accommodate both its size and the display of its expansive fins.

Given adequate room, it's a hardy, long-lived tang, but its large adult size and premium price mean it's best suited to keepers planning a large, dedicated system from the outset.

Compatibility

Red Sea Sailfin Tangs can be territorial toward other tangs, particularly similarly shaped Zebrasoma species, so care with stocking order and tank size matters if keeping multiple tangs. They're generally peaceful with unrelated community fish.

This species is fully reef safe and won't bother corals, clams, or invertebrates.

Health & quarantine

A minimum four-week quarantine is recommended given general Acanthuridae susceptibility to marine ich, with attention to appetite and breathing in the first two weeks. Strong water flow and stable water quality are especially important given this species' large size and fin surface area.

Frequently asked questions

How is the Red Sea Sailfin Tang different from the Pacific version?
They're closely related Zebrasoma species with similar care needs, but the Red Sea form is generally considered to have a more striking, premium colour pattern.
How big does a Red Sea Sailfin Tang get?
Up to around 40cm, making it one of the larger commonly kept tangs and requiring a very large tank.
Is the Red Sea Sailfin Tang reef safe?
Yes, it's herbivorous and won't bother corals or invertebrates.
What tank size does a Red Sea Sailfin Tang need?
At least 700 litres given its large adult size and impressive fin span.
Can I keep a Red Sea Sailfin Tang with other tangs?
With care — avoid other similarly shaped Zebrasoma species in a modest tank.

Care guidance is drawn from our own experience — every fish is an individual, so treat it as a starting point, not a guarantee. Not sure if a species suits your tank? Come ask us in store. New to the terms? Read the care-terms glossary.