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Dissemination of COVID-19 in cities and riverine communities in Central Amazonia

Ramalho, Emiliano Esterci; Junqueira, Ivan; Baccaro, Fabrício; Hill, Alison L.; Martins, Maria Isabel F. P. O.; Barcelos, Daniele Cristina

The population of small towns and riverine communities in Amazonia are extremely vulnerable to COVID-19 due to the absence of basic health care infrastructure in the region. The objective of this study was to (1) evaluate the effect of social distancing measures in the dissemination of COVID-19 in small towns, and (2) to estimate the impact of reducing contact between rural and urban populations on the contamin...

Data: 2020   |   Origem: Oasisbr

Ocelot (Leopardus pardalis) density in Central Amazonia

Rocha, Daniel Gomes da; Sollmann, Rahel; Ramalho, Emiliano Esterci; Ilha, Renata; Tan, Cedric Kai Wei

Ocelots (Leopardus pardalis) are presumed to be the most abundant of the wild cats throughout their distribution range and to play an important role in the dynamics of sympatric small-felid populations. However, ocelot ecological information is limited, particularly for the Amazon. We conducted three camera-trap surveys during three consecutive dry seasons to estimate ocelot density in Amanã Reserve, Central Am...

Data: 2020   |   Origem: Oasisbr

Records of the bush dog (Speothos venaticus) in Central Amazonia, Brazil

Rocha, Daniel Gomes da; Ramalho, Emiliano Esterci; Alvarenga, Guilherme Costa; Gräbin, Diogo Maia; Magnusson, William Ernest

The bush dog (Speothos venaticus) is a small Neotropical canid. Although its distribution covers the entire Amazon basin, the occurrence of bush dogs in vast areas of the Amazon remains hypothetical. The records of bush dogs presented in this study reduce a large gap in the known distribution of the species in Central Amazonia and include the 1st documentation of the species from forest seasonally flooded by bl...

Data: 2020   |   Origem: Oasisbr

Habitat use of the ocelot (Leopardus pardalis) in Brazilian Amazon

Wang, Bingxin; Rocha, Daniel Gomes da; Abrahams, Mark Ilan; Antunes, André Pinassi; Costa, Hugo C.M.; Gonçalves, André Luis Sousa

Amazonia forest plays a major role in providing ecosystem services for human and sanctuaries for wildlife. However, ongoing deforestation and habitat fragmentation in the Brazilian Amazon has threatened both. The ocelot is an ecologically important mesopredator and a potential conservation ambassador species, yet there are no previous studies on its habitat preference and spatial patterns in this biome. From 20...

Data: 2020   |   Origem: Oasisbr

Uso do Habitat por onça-pintada (Panthera onca) no entorno de lagos de várzea, ...

Ramalho, Emiliano Esterci; Magnusson, William Ernest

Data: 2020   |   Origem: Oasisbr

Spatial patterns of medium and large size mammal assemblages in várzea and terr...

Alvarenga, Guilherme Costa; Ramalho, Emiliano Esterci; Baccaro, Fabricio Beggiato; Rocha, Daniel Gomes da; Ferreira-Ferreira, Jefferson

Várzea forests account for 17% of the Amazon basin and endure an annual inundation that can reach 14 m deep during 6–8 months. This flood pulse in combination with topography directly influences the várzea vegetation cover. Assemblages of several taxa differ significantly between unflooded terra firme and flooded várzea forests, but little is known about the distribution of medium and large sized terrestrial ma...

Data: 2020   |   Origem: Oasisbr

Wild dogs at stake: Deforestation threatens the only Amazon endemic canid, the ...

Rocha, Daniel Gomes da; Barros Ferraz, Katia Maria Paschoaletto Micchi de; Gonçalves, Lucas P.; Tan, Cedric Kai Wei; Lemos, Frederico Gemesio

The persistent high deforestation rate and fragmentation of the Amazon forests are the main threats to their biodiversity. To anticipate and mitigate these threats, it is important to understand and predict how species respond to the rapidly changing landscape. The short-eared dog Atelocynus microtis is the only Amazon-endemic canid and one of the most understudied wild dogs worldwide. We investigated short-ear...

Data: 2020   |   Origem: Oasisbr

Spatial patterns of medium and large size mammal assemblages in várzea and terr...

Alvarenga, Guilherme Costa; Ramalho, Emiliano Esterci; Baccaro, Fabrício Beggiato; da Rocha, Daniel Gomes; Ferreira-Ferreira, Jefferson [UNESP]

Made available in DSpace on 2018-12-11T16:53:35Z (GMT). No. of bitstreams: 0 Previous issue date: 2018-05-01; Várzea forests account for 17% of the Amazon basin and endure an annual inundation that can reach 14 m deep during 6–8 months. This flood pulse in combination with topography directly influences the várzea vegetation cover. Assemblages of several taxa differ significantly between unflooded terra firme a...

Data: 2018   |   Origem: Oasisbr

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