Diamond Trevally and Similar Species
Alectis indicus
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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 of the head and fewer scutes on the lateral line (12-18). Its fin filaments in juveniles are generally shorter than those of A. indicus.
Indian Threadfin
Alectis ciliaris
Key differences: A. ciliaris (often confused with A. indicus, and sometimes considered a synonym or subspecies by some authorities, though generally recognized as distinct) typically has a slightly less steep head profile and often more numerous, though still long, fin filaments in juveniles. Morphometric differences are subtle and require careful examination.
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