Can I keep a Desjardini Tang with a Yellow Tang?

Caution is heavily advised. Both are Zebrasoma species, which frequently leads to severe territorial disputes. If attempted, they must be introduced simultaneously into a remarkably large aquarium to dilute aggression.

Is the Desjardini Tang completely reef safe?

Yes, they are considered excellent reef tank residents. They graze extensively on nuisance algae and will typically ignore both hard and soft corals, as well as sessile invertebrates.

How large does the Desjardini Sailfin Tang actually get?

In captivity, they typically reach around 30 to 35 cm (12 to 14 inches) in length, though they can reach up to 40 cm (16 inches) in the wild. This substantial size necessitates an aquarium of at least 680 litres.

What is the difference between a Desjardini and a Pacific Sailfin Tang?

The Desjardini Tang (from the Indian Ocean) develops distinctive freckles or spots on its face and belly as it matures. Conversely, the Pacific Sailfin Tang (Z. velifer) retains more distinct vertical banding throughout adulthood and lacks the intricate spotting.

Why is my tang repeatedly scratching against the rocks?

Flashing or scratching is often a primary early indicator of external parasites, such as Marine Ich or flukes. Tangs are particularly susceptible to these due to their thinner slime coat.

MarineMarineIntermediate

Desjardini Sailfin Tang

Zebrasoma desjardinii

A striking and highly active marine herbivore, the Desjardini Sailfin Tang boasts dramatic finnage and an intricate matrix of spots and stripes.

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Ideal Conditions

Temperature: 24 – 28 °C
pH range: 8.1 – 8.4
Hardness: 8 – 12 dGH
Salinity: 1.02 – 1.025 SG
Adult size: 35 – 40 cm
Adult minimum: 680 litres+
Lifespan: 10 – 20 years
Diet: Herbivore
Water flow: High
Preferred setup: Ample swimming space with large live rock structures for grazing and shelter.

About the Desjardini Sailfin Tang

Hailing from the Indian Ocean and the Red Sea, Zebrasoma desjardinii is widely considered one of the most majestic species in the tang family. When fully displaying its massive dorsal and anal fins, it appears almost double its normal size. Its complex patterning shifts remarkably as it matures, evolving from the stark banding of a juvenile into an impressive adult adorned with intricate yellow-to-white spots and striking facial freckles.

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Is it right for your tank?

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Where Desjardini Sailfin Tang comes from

Native range

Indian Ocean, Red Sea

Countries / regions

Egypt, Saudi Arabia, Madagascar, Maldives

Habitat

Lagoons, sheltered seaward reefs, and coral-rich areas where benthic algae is abundant.

Replaced by the closely related Zebrasoma velifer in the Pacific Ocean.

Similar species

Pacific Sailfin Tang
Zebrasoma velifer
Yellow Tang
Zebrasoma flavescens
Purple Tang
Zebrasoma xanthurum

We’re adding more full species guides as the catalogue grows.

Compatible tank mates

Reviewed guidance based on this species' recorded traits.

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Ocellaris Clownfish
Amphiprion ocellaris
Peaceful and occupies different swimming zones and ecological niches, preventing any territorial disputes.
Great
Cleaner Wrasse
Labroides dimidiatus
Provides natural cleaning services that tangs appreciate and actively seek out to manage parasites.
Great
Yellow Tang
Zebrasoma flavescens
Belongs to the same genus; extreme caution is required as conspecific aggression can be highly fatal unless introduced simultaneously in a massive aquarium.
Compatible with caution
Pacific Sailfin Tang
Zebrasoma velifer
Visually and biologically too similar; they will almost certainly fight relentlessly over territory.
Not recommended
Seahorses
Hippocampus spp.
Seahorses are slow feeders and easily stressed by the large, fast-swimming and highly active tang.
Not recommended

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