Purús Sentence Examples
The rivers forming this system are the Maranon from Puerto Limon to Tabatinga on the Brazilian frontier (484 m.), the Japura, Putumayo, Javary, Napo, Tigre, Huallaga, Ucayali, Pachitea, Jurua, Purus, Acre, Curaray and Aguarico all navigable over parts of their courses for steamers of 4 to 8 f t.
The inclusion of the upper waters of the Brazilian rivers Jurua, Purus and Acre is pro forma only, as they are wholly under Brazilian jurisdiction.
An exception formerly existed at Puerto Acre, on the Acre river, to which ocean-going steamers could ascend from Para, but Brazil first closed the Purus and Acre rivers to foreign vessels seeking this port, and then under a treaty of 1903 acquired possession of the port and adjacent territory.
One of its marked features is the five parallel furos l which from the north-west at almost regular intervals the Amazon sends to the Purus; the most south-westerly one being about 150 m.
Farther down the Purus to the right three smaller faros also connect it with the Amazon.
It is navigable for a period of about five months of the year, when the Purus valley is inundated; and, for the remaining seven months, only canoes can ascend it sufficiently high to communicate overland with the settlements in the great indiarubber districts of the Mayutata and lower Beni; thus these regions are forced to seek a canoe outlet for their rich products by the very dangerous, costly and laborious route of the falls of the Madeira.
The Jurua is the next great southern affluent of the Amazon west of the Purus, sharing with this the bottom of the immense inland Amazon depression, and having all the characteristics of the Purus as regards curvature, sluggishness and general features of the low, half-flooded forest country it traverses.
The finest quality of indiarubber comes from the Acre and Beni districts of Bolivia, especially from the valley of the Acre (or Aquiry) branch of the river Purus.
The first includes the rivers flowing directly and indirectly into the Madeira, one of the great tributaries of the Amazon, together with some small tributaries of the Acre and Purus in the north, all of which form a drainage basin covering more than one-half of the republic. The two principal rivers of this system are the Mamore and Beni, which unite in lat.