Royal Gramma and Similar Species
Gramma loreto
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Open the appSeveral fish can be confused with Royal Gramma. Here are the key differences.
Species often confused with {name}
Blackcap Basslet
Gramma melacara
Key differences: G. melacara has a purple body with a distinct black cap on its head and dorsal fin, lacking the yellow posterior of G. loreto. It also tends to be found in deeper waters.
Brazilian Gramma
Gramma brasiliensis
Key differences: Similar bicolored pattern, but the yellow portion typically extends further forward, often past the mid-body, and the purple is usually a lighter shade. Geographic range is restricted to the coast of Brazil.
Yellow Assessor
Assessor flavissimus
Key differences: While also a small, cave-dwelling fish, Assessor flavissimus is entirely yellow and belongs to a different family (Plesiopidae). It lacks the bicolored pattern and the black dorsal fin spot.
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