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Harlequin Bass (Serranus tigrinus)

Find Harlequin Bass across reef-livestock retailers on ReefDock. Compare sources, check known pricing where available, and review care information before you buy.

Harlequin Bass
Photo: Brian Gratwicke · CC BY 2.0
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Where to buy Harlequin Bass

ReefDock searches the following reef retailers for this fish. Click through to see the live price.

  • Saltwaterfish

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    Search Saltwaterfish
  • Amazon

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    Search Amazon
  • Petco

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    Search Petco

About Harlequin Bass

Small grouper with a bold harlequin pattern of alternating vertical orange and black/brown stripes on the body. The head and gill covers are similarly striped, and the dorsal fin has alternating stripe bands, creating a striking and unmistakable appearance.

Key facts

Diet
carnivore
Water Parameters
Temperature: 72-78°F pH: 8.1-8.3 Salinity: 1.02-1.025
Reef safety
Not Reef Safe
Family
Serranidae
Difficulty Level
Moderate - Requires some experience due to specific dietary water or tank requirements. Best suited for intermediate aquarists.
Appearance
Small grouper with a bold harlequin pattern of alternating vertical orange and black/brown stripes on the body. The head and gill covers are similarly striped, and the dorsal fin has alternating stripe bands, creating a striking and unmistakable appearance.
Min tank size
75 gallons
Temperament
Aggressive
Care Level
Expert
Care Requirements
• Minimum 75 gallon tank with plenty of caves and hiding places • Maintain temperature 72–78°F and pH 8.1–8.3, salinity 1.020–1.025 • Feed small live or frozen foods (silversides, krill, small crustaceans) 1–2 times daily • Aggressive toward smaller fish and shrimp; best kept singly or with similarly-sized tank mates • May hide extensively, especially when first introduced; do not be alarmed
Common Health Issues
Marine ich, Fin Rot, Swim Bladder Disorder, Hole in the Head Disease, Columnaris Disease
Origin
Western Atlantic, from Florida and the Bahamas south through the Caribbean to Brazil.

Research before you buy

ReefDock is the sister app to Reef Trak. Use Reef Trak to research and log fish, keep tank parameters organized, and maintain a complete livestock history. Log this fish on Reef Trak.

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