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Jawfish, Black Cap
Under Review

Jawfish, Black Cap

Opistognathus randalli

The head and body of the Black Cap Jawfish, are green with faint orange stripes. It has a black spot on the dorsal fin, as well as a black cap on top of the head. It should reside in a 30 gallon or larger aquarium with a tight-fitting lid to prevent it from jumping out, and at least 3 inches of mixe
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Compatibility at a Glance

Reef compatible — can be kept with reef
Coral compatible — can be kept with coral
Invertebrates compatible — can be kept with invertebrates

Jawfish, Black Cap is considered reef safe — it can generally be kept in tanks with corals and sessile invertebrates without damaging them.

Compatibility

Reef Compatible Coral Compatible Invertebrate Compatible

Care Parameters

Type:
fish
Aggression:
peaceful
Swimming Zone:
Surface
Midwater
Bottom
bottom
Minimum Tank:
30 gallons
Schooling:
No
Diet:
carnivore
Safety:
Reef
Coral
Invert

Compatibility with Popular Tankmates

Verdicts from our compatibility engine, assuming a typical 90-gallon reef tank. How our engine works →

Tank Compatibility