The number of invasive American shad counted passing over Bonneville Dam’s fish ladders this year is the lowest since 2000 and continues a downward trend that started following 2004’s record count of nearly 5.4 million fish.
The number of invasive American shad counted passing over Bonneville Dam’s fish ladders this year is the lowest since 2000 and continues a downward trend that started following 2004’s record count of nearly 5.4 million fish.