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Regal Blue Tang
Paracanthurus hepatus
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📖 Wikipedia / Wikimedia Commons
The iconic 'Dory' fish from Finding Nemo. Stunning royal blue with a yellow tail and black 'palette' marking. Active open-water swimmer — needs a large tank (75gal+). Prone to ich; a healthy, low-stress environment is essential. Completely reef-safe and peaceful with most fish.
CARE
Intermediate
AGGRESSION
Peaceful
MAX SIZE
12"
⚠ ADD WITH CAUTION
· Tank needs 3 more months of maturity
💰 BUDGET PICK
VALUE
★★★★★
WOW FACTOR
★★★★★
TYPICAL PRICE
~$30–60
Instantly recognizable, stunning blue color, completely reef-safe. One of the best value showpiece fish.
🌊 WATER PARAMS
ParamStatusIdeal
TemperatureOK (78.4)72–82 °F
SalinityOK (1.025)1.023–1.026 sg
pHOK (8.22)8.1–8.4
Nitrate NO₃⁻OK (8.0)0–10 ppm
Tank Compatibility
Ocellaris ClownfishCompatible
Royal GrammaCompatible
Tailspot BlennyCompatible
Firefish GobyCompatible
Yellow TangCaution
Six Line WrasseCompatible
Orchid DottybackCompatible
Torch CoralCompatible
Hammer CoralCompatible
Acropora SPSCompatible
Duncan CoralCompatible
Skunk Cleaner ShrimpCompatible
Turbo SnailCompatible
Blue Leg Hermit CrabCompatible