Freshwater snails and Schistosomiasis mansoni in the state of Rio de Janeiro, Brazil: III - Baixadas Mesoregion

Freshwater snails and Schistosomiasis mansoni in the state of Rio de Janeiro, Brazil: IV - Sul Fluminense Mesoregion

“…In the previously studied Mesoregions, the most frequent species were D. anatinum in the Metropolitana and Centro Fluminense Mesoregions (Thiengo et al 2001(Thiengo et al , 2002a and D. cimex in the Baixadas Mesoregion (Thiengo et al 2002b). The distribution of A. nordestensis, previously known in 24 municipalities in the state (Thiengo et al 1998, Santos et al 1999, Thiengo et al 2001, 2002a, is now extended to include Angra dos Reis, Parati, Resende, and Valença.…”

First record of the invasive snail Melanoides tuberculatus (Gastropoda: Prosobranchia: Thiaridae) in the Paranã River basin, GO, Brazil

“…regions that it has invaded include north america (Murray, 1964), south america (pointier et al, 1994;de Marco, 1999) and French polynesia (pointier & Marquet, 1990). in brazil, the first record of M. tuberculatus was in santos, são paulo state (vaz et al, 1986) and nowadays these invasive aquatic snails have been reported in the states of Minas Gerais (carvalho, 1986;silva et al, 1994;de Marco, 1999de Marco, ), paraíba (paz et al, 1995, rio de Janeiro (thiengo et al, 1998, 2002a, 2002bGiovanelli et al, 2003), ceará (Mello & cordeiro, 1999(Mello & cordeiro, ), paraná (pereira, 2000 and Federal district (Monteiro & dias, 1980;vieira, 1990;Garcez & Martins-silva, 1997;Medeiros, 1997). Fernandez et al (2003) still report M. tuberculatus in the states of pará, tocantins, piauí, paraíba, pernambuco, rio Grande do norte, bahia, Goiás, Mato Grosso, Mato Grosso do sul, paraná and santa catarina.…”

Freshwater snails and schistosomiasis mansoni in the state of Rio de Janeiro, Brazil: VI - Noroeste Fluminense Mesoregion

“…In the previous studies the most frequent species was: D. anatinum in the Metropolitana, Norte, and Centro Fluminense Mesoregions (Thiengo et al 2001(Thiengo et al , 2002a(Thiengo et al , 2004b; D. cimex in Baixadas Mesoregion (Thiengo et al 2002b) and D. lucidum in the Sul Fluminense Mesoregion (Thiengo et al 2004a). The distribution of A. nordestensis, previously known in 32 municipalities in the state (Thiengo et al 1998, Santos et al 1999, Thiengo et al 2001, 2002a,b, 2004a is now extended to include Aperibé, Cambuci, Bom Jesus de Itabapoana, Italva, Itaperuna, Miracema, Natividade, Santo Antônio de Pádua, São José de Ubá, Porciúncula, and Varre-Sai.…”