 The  Inner Niger Delta, PeaceAthabasca Delta, and SacramentoSan Joaquin River Delta are notable examples.
<meaning-changed>  The  Inner Niger Delta, PeaceAthabasca Delta, and SacramentoSan Joaquin River Delta are notable examples.
 The term was first coined by Alexander von Humboldt for the middle reaches of the Orinoco River, which he visited in 1800. Other prominent examples include the Inner Niger Delta, PeaceAthabasca Delta, and SacramentoSan Joaquin River Delta are notable examples.