Jackson spent over a month walking up and down the river, punctuated by patiently sitting still. He took at least 2,000 photos to capture the winning images.
As an independent publication, we rely on contributions from readers like you to fund our journalism.
Sign up to our free newsletter to get the latest news delivered straight to your inbox.
Thank you for registering!
Jackson spent over a month walking up and down the river, punctuated by patiently sitting still. He took at least 2,000 photos to capture the winning images.