During the course of a survey carried out from 2000 to 2001
in the Centro Fluminense Mesoregion of the State of Rio de Janeiro 22 molluscan
species were found. Many of the records are new due to the dearth of previous
studies. Concerning the snail hosts of
, the most frequently encountered species was
, as it occurred in all the surveyed municipalities. There are new records
which is regarded as a potential intermediate host.
were found to be shedding echinostome cercariae and strigid cercariae respectively.
An account about the current schistosomiasis transmission sites in this
Mesoregion is presented as well.