Where to buy Blackstreak Surgeonfish
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Saltwaterfish
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Amazon
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Petco
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About Blackstreak Surgeonfish
Acanthurus nigricauda is a moderately large surgeonfish with an olive-brown to yellowish-green body and a distinctive black vertical stripe or "streak" running from the gill cover toward the tail. The caudal fin is yellow, and the fish possesses the characteristic scalpel-like venomous spine on each side of the caudal peduncle typical of tangs.
Key facts
- Diet
- herbivore
- Care Level
- Moderate
- Temperament
- Semi Aggressive
- Care Requirements
- • Minimum 150 gallon tank, with ample swimming space and rock hiding places • Temperature range 72–82°F; maintain stable parameters to reduce stress and disease risk • pH 8.1–8.4; salinity 1.020–1.025 specific gravity • Provide plenty of macroalgae and vegetable matter to satisfy natural browsing behavior • Can become territorial toward other herbivorous fish and may be aggressive with smaller fish; introduce carefully and observe for compatibility
- Diet Details
- Feed a varied herbivorous diet including high-quality marine algae sheets (nori), spirulina, and vegetable matter. Supplement with occasional small amounts of mysis shrimp or other meaty foods. Feed 1–2 times daily.
- Reef safety
- Reef Safe with Caution
- Difficulty Level
- Moderate - Requires some experience due to specific dietary water or tank requirements. Best suited for intermediate aquarists.
- Appearance
- Acanthurus nigricauda is a moderately large surgeonfish with an olive-brown to yellowish-green body and a distinctive black vertical stripe or "streak" running from the gill cover toward the tail. The caudal fin is yellow, and the fish possesses the characteristic scalpel-like venomous spine on each side of the caudal peduncle typical of tangs.
- Max Size
- 20
- Feeding Schedule
- 1-2 times daily
- Aka
- Epaulette Surgeonfish
- Family
- Acanthuridae
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