Gem Tang
Zebrasoma gemmatum
Original price was: $1,329.99.$697.99Current price is: $697.99.
| Stock | Variations | Price | Quantity | |
|---|---|---|---|---|
| Out of Stock | 2.75 - 3.75" - Africa | Original price was: $1,329.99.$697.99Current price is: $697.99. | Email me | |
| In Stock | 1.75 - 2.75" - Africa | Original price was: $1,329.99.$697.99Current price is: $697.99. |
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Every order ships with our standard 3-hour live arrival guarantee. Need more time? Add our 5-Day Guarantee at checkout.
Full guarantee terms →Ships Monday – Thursday for next-day arrival at your nearest FedEx Hold location — typically ready by 9 AM. We monitor every delivery.
Shipping details →
Monday – Friday 8 AM – 9 PM
Saturday 12 PM – 4 PM
Sunday 12 PM – 9 PM
Healthy, stable animals from vetted suppliers — inspected before packing, shipped overnight. Decades of experience built this model so we can deliver premium livestock at 30%+ less than you'd pay elsewhere.
| Care Level | Moderate |
|---|---|
| Temperament | Semi-Aggressive |
| Reef Safe | Yes |
| Functional Benefit | Algae Control |
| Diet Type | Herbivore |
| Mininum Tank Size | 180 gallons |
| Max Size | 10 inches |
| Temperature | 72–78°F |
| pH Range | 8.1–8.4 |
| Specific Gravity | 1.022–1.025 |
The Gem Tang (Zebrasoma gemmatum) is a steady algae grazer that helps keep rockwork and reef surfaces picked clean between feedings. Its dark body is covered in small white spots, with a yellow tail that stays easy to track as it cruises the tank.
What You’ll Observe:
- Makes consistent “patrol laps” around the rockwork, stopping often to graze
- Fins extend and relax as it moves through open water and around tankmates
- Spends most of the day in view, shifting between grazing and short swimming bursts
- Learns feeding routines quickly and revisits the same grazing zones daily
To do well long-term, provide mature rockwork with plenty of grazing area and open swimming lanes. Offer algae sheets regularly and rotate in quality herbivore pellets plus frozen foods so it stays active at feeding time. In mixed tang tanks, adding it with a structured introduction (like an acclimation box) helps the display settle quickly.
Why do Gem Tangs sometimes look lighter or show faint lines/patterns at night?
Many keepers notice temporary “night” or “stress” pattern shifts that fade as the fish settles and lighting stabilizes.
How much algae sheet is “normal” for a Gem Tang to eat in a day?
A strong appetite for clipped algae is common; many fish take frequent small bites rather than one long feeding session.
Why will a Gem Tang eat algae sheets but ignore pellets at first?
It often takes time for the fish to recognize pellets as food; mixing pellets into the water column near its grazing path can speed up the switch.
What’s the smoothest way to add a Gem Tang to an established tang community?
Short-term separation (acclimation box or partition) lets everyone see each other without contact, which often reduces the first-week chasing.
Do Gem Tangs spend time “sleeping” in the rockwork?
Yes—many wedge into a familiar nook at lights-out and return to the same spot once they’ve mapped the tank.
Shipped with pure oxygen and temperature control so it arrives stress-free and ready to eat.
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