1921. Igarape Ingaiuara (4.44S, 60.65W) Amazonas, Stream 1922. Igarape Ingamela (4.35N, 60.92W) Roraima, Stream 1923. Igarape Ingamla (4.35N, 60.92W) Roraima, Stream 1924. Igarape Ingarana (0.6N, 61.89W) Roraima, Stream 1925. Igarape Inguti (9.15S, 67.38W) Amazonas, Intermittent Stream 1926. Igarape Inhamoin (1.78N, 67.42W) Amazonas, Stream 1927. Igarape Iniquiare (3.67N, 63.25W) Roraima, Stream 1928. Igarape Inocente (4.62S, 50.38W) Para, Stream 1929. Igarape Insosso (8S, 71.18W) Acre, Stream 1930. Igarape Iouachi (0.33S, 53.85W) Para, Stream 1931. Igarape Ipauanema (4.31S, 62.14W) Amazonas, Stream 1932. Igarape Ipe (9.78S, 67.48W) Acre, Intermittent Stream 1933. Igarape Ipeta (9.22S, 69.92W) Acre, Stream 1934. Igarape Ipiacava (4.04S, 52.58W) Para, Stream 1935. Igarape Ipiranga (4.35S, 57.03W) Para, Stream 1936. Igarape Ipiranga (8.63S, 70.93W) Acre, Stream 1937. Igarape Ipitinga (1.23S, 52.05W) Para, Stream 1938. Igarape Ipiuma (6.72S, 58.35W) Amazonas, Stream 1939. Igarape Ipixuna (1.6S, 51.97W) Para, Stream 1940. Igarape Ipixuna (3.88S, 63.87W) Amazonas, Stream 1941. Igarape Ipixuna (6.95S, 71.45W) Amazonas, Stream 1942. Igarape Ipixuna (4.56S, 52.67W) Para, Stream 1943. Igarape Ipixuna (4.56S, 62.21W) Amazonas, Stream 1944. Igarape Ipixuna (4.69S, 62.06W) Amazonas, Stream 1945. Igarape Ipixuna (3.02S, 63.15W) Amazonas, Stream 1946. Igarape Ipixuna (4.45S, 67.26W) Amazonas, Stream 1947. Igarape Ipixuna Grande (1.45S, 54.38W) Para, Stream 1948. Igarape Ipixune Grande (1.45S, 54.38W) Para, Stream 1949. Igarape Ipoca (5.33S, 67.2W) Amazonas, Stream 1950. Igarape Iquiri (9.55S, 67W) Amazonas, Stream 1951. Igarape Ira (1.45N, 68.35W) Amazonas, Stream 1952. Igarape Ira (0.03N, 68.63W) Amazonas, Stream 1953. Igarape Iracema (5.02S, 70.68W) Amazonas, Stream 1954. Igarape Iracema (9.37S, 71.9W) Acre, Stream 1955. Igarape Iraiete (4.41S, 71.12W) Amazonas, Stream 1956. Igarape Iraite (4.41S, 71.12W) Amazonas, Stream 1957. Igarape Iraiti (0.72N, 67.48W) Amazonas, Stream 1958. Igarape Irapu (1.75N, 69.45W) Amazonas, Stream 1959. Igarape Irati (0.5N, 69.13W) Amazonas, Stream 1960. Igarape Irucu (6.48S, 59.13W) Amazonas, Stream | 1961. Igarape Ita (0.03N, 67.43W) Amazonas, Stream 1962. Igarape Itabani (2.8S, 58.24W) Amazonas, Stream 1963. Igarape Itaboca (4.26S, 52.65W) Para, Stream 1964. Igarape Itaboca (7.77S, 68.45W) Amazonas, Stream 1965. Igarape Itaboca (4.31S, 62.28W) Amazonas, Stream 1966. Igarape Itacuma (8.38S, 60.37W) Amazonas, Stream 1967. Igarape Itajobi (5.19S, 60.35W) Amazonas, Stream 1968. Igarape Italiana (3.47S, 60.3W) Amazonas, Stream 1969. Igarape Itamarati (7.35S, 69.97W) Amazonas, Stream 1970. Igarape Itamarati (9.75S, 62.23W) Rondonia, Stream 1971. Igarape Itambi (4.55S, 57.75W) Amazonas, Stream 1972. Igarape Itanga (5.27S, 65.95W) Amazonas, Stream 1973. Igarape Itapara (0.49S, 61.53W) Roraima, Stream 1974. Igarape Itaparazinho (0.67N, 61.34W) Roraima, Stream 1975. Igarape Itapicuru (10.28S, 63.25W) Rondonia, Stream 1976. Igarape Itapiocaba (1.82S, 48.25W) Para, Stream 1977. Igarape Itaquera (0.99S, 61.7W) Roraima, Stream 1978. Igarape Itaquitea (3.6S, 48.88W) Para, Stream 1979. Igarape Itaquiteua Grande (3.33S, 48.56W) Para, Stream 1980. Igarape Itauau (0.88N, 61.65W) Roraima, Stream 1981. Igarape Itauba (9.41S, 71.19W) Acre, Stream 1982. Igarape Itauba (2.03S, 65.28W) Amazonas, Stream 1983. Igarape Itauba (4.17S, 63.95W) Amazonas, Stream 1984. Igarape Itauba (3.73S, 60.46W) Amazonas, Stream 1985. Igarape Itauba (4.52S, 62.24W) Amazonas, Stream 1986. Igarape Itauba (4.47S, 62.38W) Amazonas, Stream 1987. Igarape Itauba (4.02S, 59.81W) Amazonas, Stream 1988. Igarape Itauba (4.77S, 60.35W) Amazonas, Stream 1989. Igarape Itaubinha (4.47S, 62.43W) Amazonas, Stream 1990. Igarape Itue (1.72S, 68.37W) Amazonas, Stream 1991. Igarape Ituim (0.12N, 69.05W) Amazonas, Stream 1992. Igarape Iu (1.77N, 69.55W) Amazonas, Stream 1993. Igarape Iua (1.8S, 68.75W) Amazonas, Stream 1994. Igarape Iuacaua (0.58N, 69.78W) Amazonas, Stream 1995. Igarape Iuape (1.53S, 63.28W) Amazonas, Stream 1996. Igarape Iuira (1.47N, 68.27W) Amazonas, Stream 1997. Igarape Iuitera (1.58N, 68.15W) Amazonas, Stream 1998. Igarape Iuquira (0.87N, 69.13W) Amazonas, Stream 1999. Igarape Iuraua (3.25N, 62.85W) Roraima, Stream 2000. Igarape Iuruti (1.07N, 67.5W) Amazonas, Stream |