...Below, and beyond this is a denser band of high forest, and again belowthis stretches the vast mangrove-swamp fringing the estuary of the Cameroons,Mungo, and Bimbia rivers... 
Mary H. Kingsley 「Travels in West Africa」
...Lucas up to the Straits of Fuca,with the exception of the large estuary forming the Bay of San Francisco,there are scarcely a couple of harbors of any consequence...
Elizabeth Cabot Cary Agassiz 「Seaside Studies in Natural History」
... In October, I started feeding the birds at the house where I was staying as a guest, throwing the scraps on a lawn at the back which sloped down towards the estuary...
W. H. Hudson 「Birds in Town and Village」
...A small population in the estuary of St...
Stephen Leatherwood 「Whales, Dolphins, and Porpoises of the Western North Atlantic」
...Furtherto the East was a still bigger river, the Wania, which wecould trace down to its lagoon-like estuary, and beyondit was the Aiika, and a very distant river, possibly theNewerip...
A. F. R. Wollaston 「Pygmies and Papuans」
...A tide in ariver estuary will sometimes scour away a bank and carry its materialselsewhere...
Robert Stawell Ball 「The Story of the Heavens」
...We followed the shores of the estuary to the northward andeastward until we saw a point where it appeared to separate intotwo branches...
George Grey 「Journals Of Two Expeditions Of Discovery In North-West And Western Australia, Vol. 2 (of 2)」
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