Olpidium gregarium, a chytrid fungus affecting rotifers populations in Rio Grande Reservoir, São Paulo State, Brazil

Patrícia do Amaral Meirinho, Paula Yuri Nishimura, Carmen Lidia Amorim Pires-Zottarelli, Viviane Mochini-Carlos, Marcelo Luiz Martins Pompêo
2013 Biota neopropica  
A chytrid fungus Olpidium gregarium was found in Rio Grande Reservoir as rotifers populations' parasite. Along the reservoir central axis, the rotifers density decreased in the dam direction, while the density of affected rotifers by the chytrid fungus increased in the same direction. Moreover, some rotifers species were more affected than others, thus showing certain preference for some rotifers species. Thereby, this parasite may be interfering in the distribution of rotifers population in
more » ... rs population in Rio Grande Reservoir. This is the first report of this species for Brazil.
doi:10.1590/s1676-06032013000100036 fatcat:riyioy4euraetixgvrhtbiwhu4