A PHOTO: Suwannee Blackwater River Meets the Sea Author AlexPublished on November 5, 2018 The Suwannee is known as a “blackwater river” because of its dark-brown waters laden with organic material. via NASA https://ift.tt/2Or27dy Share this:MastodonEmailLike this:Like Loading... Related posts: A PHOTO: Mackenzie River in Canada’s Northwest Territories A PHOTO: Turquoise Swirls in the Black Sea A PHOTO: Turquoise Swirls in the Black Sea A PHOTO: Spring Color in the North Sea