ABSTRACT
Em coletas realizadas em ambientes lóticos e lênticos no município de Mariana, MG, foram verificados 35 gêneros e 64 espécies de heterópteros aquáticos, distribuídos em 13 famílias. Nos ambientes lênticos, foram capturadas 34 espécies e nos lóticos, 48 espécies, com espécies comuns aos dois ambientes. Nepomorpha apresentou-se com o maior número de espécies (45) com destaque para a família Naucoridae representada por12 espécies. Entre os Gerromorpha, das 19 espécies encontradas, oito foram de Veliidae e seis de Gerridae.
In surveys carried out in lotic and lentic environments in Mariana County, Minas Gerais state, Brazil, 35 genera and 64 species of aquatic and semi-aquatic Heteroptera were recorded, distributed in 13 families. Thirty four species were collected in lentic environments, while in lotic environments 48 species were collected, some of them common to both environments. Nepomorpha presented the greatest number of species (45), markedly for the family Naucoridae, represented by 12 species. Among the 19 Gerromorpha species collected, eight were Veliidae and six were Gerridae.
Subject(s)
Animals , Heteroptera , Brazil , Demography , Fresh Water , Heteroptera/classificationABSTRACT
In surveys carried out in lotic and lentic environments in Mariana County, Minas Gerais state, Brazil, 35 genera and 64 species of aquatic and semi-aquatic Heteroptera were recorded, distributed in 13 families. Thirty four species were collected in lentic environments, while in lotic environments 48 species were collected, some of them common to both environments. Nepomorpha presented the greatest number of species (45), markedly for the family Naucoridae, represented by 12 species. Among the 19 Gerromorpha species collected, eight were Veliidae and six were Gerridae.