Migratory Birds Of California 2025 Map. While every location along the flyway is vital to the success of our migratory birds, california stands out because so many of these birds pass through the key habitat areas of. From late august through november, migratory birds that bred in california and further north begin their southbound trek, often following the same routes they traveled during.
Which migratory birds are most commonly seen in california? Birds have no borders and migrate thousands of miles every year.