The rivers of the Wet Tropics in northeast Australia are perennial, meaning that they flow throughout the year. The Little Mulgrave River (shown above) is one of these perennial flowing rivers, and a tributary to the Mulgrave-Russell River complex that ultimately empties into the Great…
Dams, like the one pictured above, can have detrimental effects on freshwater ecosystems and their connectivity. The dam above is the Prairie du Sac, which sits on the Wisconsin River, and fragments connections between the Wisconsin River and downstream Mississippi River (140 km downstream as…
Amphidromous fishes, those that live in streams as adults, whose larvae drift to sea, and migrate back to streams as young, are distributed in coastal systems around the world. Many of these species remain poorly understood by science, because they are small and transient but…