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tidal bore: see AmazonAmazon,
Port. Amazonas , world's second longest river, c.3,900 mi (6,280 km) long, formed by the junction in N Peru's Andes Mts. of two major headstreams, the Ucayali and the shorter Marañón.
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, river, Brazil; borebore,
inrush of water that advances upstream with a wavelike front, caused by the progress of incoming tide from a wide-mouthed bay into its narrower portion. The tidal movement tends to be retarded by friction as it reaches the shallower water and meets the river current; it
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A surfer riding the huge pororoca tidal wave down the Amazon river.Manatees wallowing in Florida's freshwater springs.
Before they get there, they have to conquer one of the longest tidal bores on the planet - known locally as a pororoca. Waves can be 12ft high and last half an hour.
E engracado como minha vida e toda uma pororoca: e um encontro de varias coisas.
Fernando Flexa Ribeiro, jailed in 2004 and tried for participating in Operacao Pororoca, a huge fraud scheme in the northeastern state of Para, in which 28 business and political leaders benefitted from more than US$35 million billed for infrastructure projects that were never carried out.
If these leave you flat, then check out the pororoca, an Atlantic tidal wave that tends to travel as much as eight miles up the Amazon river during February and March.
parvifolia, "Jutahy pororoca", "Jutahy mini" (Brasil).