Rivers, lakes, and wetlands support extraordinary diversity. Such bodies of water host more species per square kilometre than forests or oceans. Yet they are losing this biodiversity two to three times faster than forests and oceans. Populations of freshwater animals, including river dolphins, sturgeon, beavers, crocodiles, and giant turtles, have already plummeted by 88%.
By PhD candidate Rebekah Grieger Read Time: 468 words about 4 minutes. Wetlands are important features in the coastal landscape, providing many important ecosystem services. Much of the research into coastal wetlands focuses on the salty ones – mangroves, saltmarsh, seagrass – but there are equally important wetlands just up-stream that are generally overlooked, coastal freshwater wetlands. Our [...]
By Dr Chris Brown Reading Time: 557 words about 3 minutes. We usually think of nutrients moving down rivers to the ocean, not the other way around. But in many temperate rivers of the northern hemisphere migration of salmon brings nutrients from the ocean to rivers and surrounding vegetation. Male Pink Salmon, identifiable because of [...]