American shad

The American shad (Alosa sapidissima) is a species of anadromous clupeid fish naturally distributed on the North American coast of the North Atlantic, from Newfoundland to Florida, and as an introduced species on the North Pacific coast.

Main Photo Credit: "American shad (Alosa sapidissima), South Carolina, USA" by Peter Wilson, 2021. CC BY-NC 2.0.

Description: Wikipedia