Diamond Trevally and Similar Species
Mona melemele
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Open the appSeveral fish can be confused with Diamond Trevally. Here are the key differences.
Species often confused with {name}
African Threadfin
Alectis alexandrina
Key differences: A. alexandrina has a more rounded anterior profile and generally fewer soft rays in the dorsal and anal fins (18-19 vs. 19-20 in A. ciliaris). The filamentous rays in juveniles are typically shorter than in A. ciliaris.
Indian Threadfin
Alectis indicus
Key differences: A. indicus has a more angular head profile and a less deep body compared to A. ciliaris. The filamentous fin rays in juveniles are also typically shorter and less numerous than in A. ciliaris.
Permit
Trachinotus falcatus
Key differences: Permit (Trachinotus falcatus) has a similar deep, compressed body but lacks the extremely long, filamentous fin rays of juvenile Alectis ciliaris. Its dorsal and anal fins are more uniformly shaped, and its mouth is smaller and more inferior.
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