American Shad and Similar Species
Alosa sapidissima
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Open the appSeveral fish can be confused with American Shad. Here are the key differences.
Species often confused with {name}
Alewife
Alosa pseudoharengus
Key differences: Generally smaller than American Shad. The eye diameter is greater than the snout length in Alewife, whereas in American Shad, the eye diameter is typically equal to or less than the snout length. Alewife also has a more pointed snout and a smaller mouth.
Blueback Herring
Alosa aestivalis
Key differences: Similar in size to Alewife, and also smaller than American Shad. Blueback Herring have a darker, more bluish back compared to the greenish back of American Shad. The peritoneum (lining of the body cavity) is black in Blueback Herring, while it is pale or silvery in American Shad.
Hickory Shad
Alosa mediocris
Key differences: Hickory Shad have a more elongated body and a distinctly projecting lower jaw, giving them an 'underbite' appearance, which is not present in American Shad. They also tend to be smaller than American Shad.
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