Por favor, use este identificador para citar o enlazar este ítem:
https://www.arca.fiocruz.br/handle/icict/28106
Tipo
ArtículoDerechos de autor
Acceso abierto
Colecciones
- IOC - Artigos de Periódicos [12272]
Metadatos
Mostrar el registro completo del ítem
PRESUMED UNCONSTRAINED DISPERSAL OF AEDES AEGYPTI IN THE CITY OF RIO DE JANEIRO, BRAZIL
Titulo alternativo
Dispersão de Aedes aegypti em local presumidamente sem barreira limitante ao vôo na cidade do Rio de JaneiroAfiliación
Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Departamento de Entomologia. Laboratório de Transmissores de Hematozoários. Rio de Janeiro, RJ. Brasil.
Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Departamento de Entomologia. Laboratório de Transmissores de Hematozoários. Rio de Janeiro, RJ. Brasil.
Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Departamento de Entomologia. Laboratório de Transmissores de Hematozoários. Rio de Janeiro, RJ. Brasil.
Resumen en ingles
OBJECTIVE: To evaluate dispersal of Aedes aegypti females in an area with
no container manipulation and no geographic barriers to constrain mosquito
fl ight.
METHODS: A mark-release-recapture experiment was conducted in December
2006, in the dengue endemic urban district of Olaria in Rio de Janeiro,
Southeastern Brazil, where there is no evident obstacle to the dispersal of Ae.
aegypti females. Mosquito traps were installed in 192 houses (96 Adultraps
and 96 MosquiTRAPs).
RESULTS: A total of 725 dust-marked gravid females were released and
recapture rate was 6.3%. Ae. aegypti females traveled a mean distance of
288.12 m and their maximum displacement was 690 m; 50% and 90% of
females fl ew up to 350 m and 500.2 m, respectively.
CONCLUSIONS: Dispersal of Ae. aegypti females in Olaria was higher than
in areas with physical and geographical barriers. There was no evidence of a
preferred direction during mosquito fl ight, which was considered random or
uniform from the release point.
Compartir