Jau

At the distance of about a mile up the "Jau" a river tumbles over the upper wall of lava, and rushes down the main fissure for a few hundred yards, when it suddenly diverges and breaks through a gap in the inferior wall, and comes down the valley on the outside toward the lake.

The Land of Thor 1848

For the first few miles we followed the range of the "Jau," from which we then diverged across the great lava-beds of Thingvalla.

The Land of Thor 1848

He made payments on his debts for as long as he could but is now subject to a travel ban, and has been in and out of Jau jail over non-payment of loans.

Nightmare for Brits trapped by debt in Bahrain 2011

There are no indigenous inhabitants in the area today but a recent survey identified 17 archaeological sites at the mouth of the Rio Jau, with undated material suggesting that the area may have been part of a corridor between the Solimões and Negro rivers peopled by ethnic groups of both regions.

Jaú National Park, Brazil 2008

It protects the entire hydrological basin of the Rio Jau, between two of the greatest rivers of the Amazon basin, the Negro and Solimões, and with both Tertiary and Quaternary geological formations, it harbors a unique group of exceptional ecosystems.

Jaú National Park, Brazil 2008

At the Anavilhanas Ecological Station on the Rio Negro downstream from Jau only 13 of the 53 families found in the Amazon basin were not found: it has approximately 60% of the fish species recorded in the Rio Negro watershed.

Central Amazonian Conservation Complex, Brazil 2008

At Anavilhanas Ecological Station on the Rio Negro, southeast of Jau, an average annual rainfall of 2,075 mm is recorded.

Central Amazonian Conservation Complex, Brazil 2008

Rio Jau also hasfour alligators: black caiman Melanosuchus niger, yellow caiman Caiman crocodilus, dwarf caiman Palaeosuchus palpebrosus and the jacaretinga, P. trigonatus, which islocally found only in this river.

Central Amazonian Conservation Complex, Brazil 2008

There is no road access to the Jau National Park beyond Novo Airão, 100 km downstream and it is only accessible by river, so rented boats are the usual means of access.

Central Amazonian Conservation Complex, Brazil 2008

Jau is administered by the Brazilian Institute of the Environment and Natural Resources (IBAMA) assisted by the Vitória Amazônica Foundation (FVA).

Central Amazonian Conservation Complex, Brazil 2008