Results for “confluence”

In the upper Iténez it most commonly inhabits riparian zones with sandy substrates or edges of sand banks, although it's also been collected in smaller streams and residual flood waters. It typically forms large aggregations of up to several thousand individuals and at the confluence of the ríos Paraguá and Iténez occurs sympatrically with the congener C. paragua.

Endemic to the Río Meta, a major tributary of the Río Orinoco in eastern Colombia and western Venezuela. It is known from several tributaries within the upper basin including the ríos Humea, Ocoa, Guatiquía (including its two branches the ríos Negrito and Guayuriba), Manacacias, and Metica (the name given to the upper Río Meta above its confluence with the Río Humea). It appears to be absent from the lower Meta and has not been recorded in Venezuela.

Type locality is 'Rio das Mortes, some 100 km before its confluence with the Braço Maior of the Rio Araguaia (the western border of the Isla do Bananal). State of Mato Grosso.' The das Mortes is a principal tributary of the Araguaia, itself the major affluent of the rio Tocantins within the lower Amazon basin in central and western Brazil, although the full range of H. amandae within the Araguaia system is unclear.

The distribution records for this species are somewhat confusing. It was described from the confluence of the Lamatang and Enim rivers, Palambang Province, Sumatra and has since been recorded from Thailand (Chao Phraya River), Peninsular Malaysia (Pahang River) plus the islands of Java (Solo River) and Borneo (Kapuas and Barito rivers).

Currently known only from the rios Curuá Una and Uruará in Pará state, Brazil. The Curuá Una is a tributary flowing into the main lower Amazon channel downstream of Santarém and there is a large hydroelectric power plant constructed on it which supplies power to the city. The Uruará joins the Curuá Una around 30 km upstream of its mouth and confluence with the Amazon.

Type locality is given as 'Kuala Tahan, Pahang (King George V National Park)' which corresponds to the village of Kuala Tahan in Pahang state, central Peninsular Malaysia. The settlement is located at the confluence of the Tahan and Tembiling Rivers which form part of the Pahang river basin, while the national park was re...