Hartbeespoort Dam in South Africa has a new invasive aquatic weed to battle, Salvinia minima. The proliferation of common salvinia, just as water hyacinth came under biological control through the combined efforts is no coincidence. In areas that experience high levels of nutrient inflow (pollution), the control of one aquatic weed opens resources to other
In 1909, the United States was suffering a shortage of meat. At the same time, Louisiana’s waterways were being choked by invasive water hyacinth. The solution seemed to be simple, the American Hippo Bill. Hippos could be imported to the United States to eat the water hyacinth and people can eat the hippos. The bill
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