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Fish

Blue-spotted Rabbitfish

Siganus corallinus
$65
Pickup in store onlyIn stock
Buy online and collect at 280 North Road, Eastwood NSW 2122.
Open Mon–Sat 10am–6pm · Sun 1pm–6pm. Usually ready the same day.
Livestock is collection only — we don't ship live coral or fish. Anything else in the same order is ready to grab when you collect.
Paid securely at checkout · set aside and ready to collect in store
Added — collect in store at Eastwood
  • Kept in our system until you collect

About this fishWhat do these mean?

FamilyRabbitfish
Max size40 cm
Minimum tank450 L · 119 gal
Care levelBeginner
Reef compatibilityReef safe with caution
DietOmnivore
TemperamentPeaceful
OriginIndo-Pacific

See the full care profile →

Overview

The Blue-spotted Rabbitfish is a bright yellow fish covered in fine blue spotting, a peaceful and effective algae grazer that also brings genuine colour to a large reef display. Like all rabbitfish it carries venomous spines in its dorsal, anal, and pelvic fins, used purely for defence rather than aggression.

It's an excellent alternative to tangs for algae control in tanks where tang territoriality is a concern, since rabbitfish are generally far more peaceful and less prone to fighting with other herbivorous grazers.

Given its adult size and grazing needs, it does best in a large, well-established tank with plenty of live rock supporting natural algae growth alongside regular supplemental feeding.

Compatibility

Blue-spotted Rabbitfish are peaceful and generally get along well with tangs, angelfish, and other community fish, rarely showing the territorial aggression common among surgeonfish. They are fully reef safe and won't bother corals, clams, or invertebrates.

Care should be taken when netting or handling this fish, as its venomous spines can deliver a painful sting if mishandled, though it poses no threat to tankmates under normal circumstances.

Health & quarantine

This species is generally hardy once acclimated, though care is needed during any netting or transfer due to its venomous spines, which can also become entangled in nets. A minimum four-week quarantine is recommended, and a calm, well-fed tank supports its transition onto a varied prepared diet.

Frequently asked questions

Are rabbitfish spines dangerous?
They're venomous and can deliver a painful sting if the fish is mishandled or netted carelessly, but they pose no threat to tankmates under normal conditions.
Is the Blue-spotted Rabbitfish reef safe?
Yes, fully reef safe with corals and invertebrates.
Is the Blue-spotted Rabbitfish a good alternative to a tang?
Yes, it offers similar algae-grazing benefits with a generally more peaceful temperament than most tangs.
What tank size does a Blue-spotted Rabbitfish need?
At least 500 litres given its adult size and grazing requirements.
Can I keep a Blue-spotted Rabbitfish with tangs?
Yes, it generally coexists peacefully with tangs and rarely competes aggressively for territory.
Marine aquarium parametersOur recommended stable range for marine fish
Temp
24–26°C
Salinity
1.020–1.025
pH
8.1–8.4
Ammonia
0 ppm
Nitrite
0 ppm
Nitrate
< 40 ppm
Stability matters more than chasing perfect numbers. Quarantine new fish before adding them.

How collection works

1

Order & pay online

Check out and pay securely. We set it aside and hold it ready for you.

2

We get it ready

It stays in our system until you come in — usually ready the same day.

3

Collect in store

Drop in to 280 North Road, Eastwood, and pick it up.

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