Search Results - "Queiroz, Helder"

Recruitment of migratory Characiforms in the different wetland habitats of Central Amazonia: Subsidies for sustainable fisheries management by Zacardi, Diego M., Bittencourt, Suzana Carla S., Queiroz, Helder L.

“…By promoting the biological recruitment of relevant natural resources, wetlands offer a major ecosystem service. This study investigates the importance of…”
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Community-based environmental protection in the Brazilian Amazon: Recent history, legal landmarks and expansion across protected areas by Franco, Caetano L.B., El Bizri, Hani R., Souza, Paulo Roberto e, Fa, Julia E., Valsecchi, João, Sousa, Isabel Soares de, Queiroz, Helder Lima de

“…Globally, community-based initiatives are effective in protecting ecosystems and the species within them. In this paper, we analyze the emergence and…”
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How transnational rules can contribute to the improvement of the Brazilian regulatory system for unitization—an analysis under the transnational legal order perspective by Braga, Luciana Palmeira, Pinto, Helder Queiroz, David, Olavo Bentes

“…Abstract Unitization is the most effective method to avoid irrational, wasteful and environmentally unsustainable production of oil and natural gas. Therefore,…”
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Biogeography of squirrel monkeys (genus Saimiri): South-central Amazon origin and rapid pan-Amazonian diversification of a lowland primate by Lynch Alfaro, Jessica W., Boubli, Jean P., Paim, Fernanda P., Ribas, Camila C., Silva, Maria Nazareth F. da, Messias, Mariluce R., Röhe, Fabio, Mercês, Michelle P., Silva Júnior, José S., Silva, Claudia R., Pinho, Gabriela M., Koshkarian, Gohar, Nguyen, Mai T.T., Harada, Maria L., Rabelo, Rafael M., Queiroz, Helder L., Alfaro, Michael E., Farias, Izeni P.

“…[Display omitted] •Modern Saimiri origin was the south-central Amazon, in Rondônia and Inambari centers.•The Amazon River has limited squirrel monkey dispersal…”
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Male fattening is related to increased seminal quality of squirrel monkeys (Saimiri collinsi): Implications for sperm competition by Vasconcelos Sampaio, Wlaisa, Leite Leão, Danuza, da Cunha Sousa, Patrícia, Lima de Queiroz, Helder, Farhayldes Souza Domingues, Sheyla

“…Saimiri are neotropical primates with seasonal reproduction, males develop a seasonal fattening condition that has been suggested as a pre‐copulatory sexual…”
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Long‐term population monitoring of the threatened and endemic black‐headed squirrel monkey (Saimiri vanzolinii) shows the importance of protected areas for primate conservation in Amazonia by Paim, Fernanda P., El Bizri, Hani R., Paglia, Adriano P., Queiroz, Helder L.

“…Population monitoring of endangered species is essential to the improvement of their management and conservation plans. The black‐headed squirrel monkey…”
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The tree species pool of Amazonian wetland forests: Which species can assemble in periodically waterlogged habitats? by Luize, Bruno Garcia, Magalhães, José Leonardo Lima, Queiroz, Helder, Lopes, Maria Aparecida, Venticinque, Eduardo Martins, Leão de Moraes Novo, Evlyn Márcia, Silva, Thiago Sanna Freire

“…We determined the filtered tree species pool of Amazonian wetland forests, based on confirmed occurrence records, to better understand how tree diversity in…”
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The evolution and main determinants of productivity in Brazilian electricity distribution 1998–2005: An empirical analysis by Ramos-Real, Francisco Javier, Tovar, Beatriz, Iootty, Mariana, de Almeida, Edmar Fagundes, Pinto, Helder Queiroz

“…This paper estimates changes in the productivity of the Brazilian electricity distribution sector using Data Envelopment Analysis (DEA) on a panel of 18 firms…”
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Dispersal capacity and genetic structure of Arapaima gigas on different geographic scales using microsatellite markers by Araripe, Juliana, do Rêgo, Péricles Sena, Queiroz, Helder, Sampaio, Iracilda, Schneider, Horacio

“…Despite the ecological and economic importance of the Arapaima gigas (Cuvier 1817), few data about its dispersal capacity are available. The present study was…”
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Does Resource Availability Affect the Diet and Behavior of the Vulnerable Squirrel Monkey, Saimiri vanzolinii? by Paim, Fernanda P., Chapman, Colin A., de Queiroz, Helder L., Paglia, Adriano P.

“…Seasonal changes in food availability influence the behavior and diet of primates, and an understanding of dietary changes is important for the development of…”
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Length‐weight relationships of ornamental fish species from Amanã Lake, Amanã Reserve, Amazonas, Brazil by Hercos, Alexandre P., Prado‐Valladares, Ana Carolina, del Favero, Jana M., Zuchi, Nagila A., Teixeira, Túlio F., Albuquerque, Fábio E. A., de Queiroz, Helder L.

“…Length‐weight relationships (LWRs) were estimated for 16 ornamental fish species from Amanã Lake and nine tributary streams, in Central Brazilian…”
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Development of a Flooded Forest Anthropization Index (FFAI) applied to Amazonian areas under pressure from different human activities by Magalhães, José Leonardo Lima, Lopes, Maria Aparecida, Queiroz, Helder Lima de

“…•FFAI enables assessment of human disturbance at a local scale in floodplain forest.•At a local level, FFAI is sensitive to different types of disturbance.•At…”
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Take time to look at the fish: Behavioral response to acute thermal challenge in two Amazonian cichlids by Kochhann, Daiani, Sarmento, Carolina G., Oliveira, Jomara C., Queiroz, Helder L., Val, Adalberto L., Chapman, Lauren J.

“…Critical thermal maximum (CTmax) is often used as an index of upper thermal tolerance in fishes; however, recent studies have shown that some fishes exhibit…”
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Checklist of the ichthyofauna of Mamirauá Sustainable Development Reserve, Middle Solimões, Amazonas, Brazil: high richness in a large protected area of Western-Central Amazonia by Hercos, Alexandre Pucci, Oliveira, Jonas Alves de, Oliveira, Jomara Cavalcante de, Rodrigues, Elizabeth Kathleen de Queiroz, Barbosa, Rita Louro, Queiroz, Helder Lima de

“…The present study reviews the records of occurrences of fish species found in the Mamirauá Sustainable Development Reserve (MSDR). The reserve is located in a…”
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Genetic diversity and structuring in the arapaima (Osteoglossiformes, Osteoglossidae) population reveal differences between the Amazon and the Tocantins-Araguaia basins by Nogueira, Fabrícia, Rêgo, Péricles S do, Queiroz, Helder, Venere, Paulo, Varela, Eduardo S, Sampaio, Iracilda, Schneider, Horacio, Araripe, Juliana

“…Arapaima is a widely-distributed fish of enormous economic importance in the Amazon region. In the present study, a total of 232 specimens were sampled, 121…”
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Seminal coagulation and sperm quality in different social contexts in captive tufted capuchin monkeys (Sapajus apella) by Lima, Julianne S., Leão, Danuza L., Oliveira, Karol G., Brito, Adriel B., Sampaio, Wlaisa V., Santos, Regiane R., Queiroz, Helder L., Domingues, Sheyla F.

“…In the present study, we aimed to assess the influence of different social contexts on the seminal coagulation and sperm quality in captive tufted capuchin…”
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As rotas para conduzir o processo de transição energética de baixo carbono no setor elétrico: uma análise comparativa da Alemanha e o Japão by Vitto, William Adrian Clavijo, Pinto Jr, Helder Queiroz

“…O seguinte trabalho analisa as rotas de política pública para conduzir a transição energética de baixo carbono a partir de uma perspectiva comparada dos casos…”
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Modelo aplicado aos processos de tomada de decisões de investimento no segmento de exploração e produção da indústria de óleo e gás em ambiente de riscos e incertezas by Gandra, Rodrigo Mendes, Pinto Júnior, Helder Queiroz

“…Resumo Grande parte da literatura sobre rotinas organizacionais foca na estabilidade e nas alterações das atividades operacionais das organizações. De forma…”
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Diversity, Geographic Distribution and Conservation of Squirrel Monkeys, Saimiri (Primates, Cebidae), in the Floodplain Forests of Central Amazon by Paim, Fernanda Pozzan, de Sousa e Silva Júnior, José, Valsecchi, João, Harada, Maria Lúcia, de Queiroz, Helder Lima

“…Eleven taxa of primates are found in the floodplains of the western portion of the central Brazilian Amazon, protected in part by the Mamirauá Sustainable…”
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Unilateral ovarian absence in a Black‐headed Squirrel Monkey (Saimiri vanzolinii Ayres, 1985), a threatened neotropical primate species by Lopes, Gerson P., Brito, Adriel B., Santos, Regiane R., Domingues, Sheyla F. S., Paim, Fernanda P., Queiroz, Helder L.

“…Ovarian agenesis is an unusual anomaly with traumatic or congenital origin. In the present case report, we describe our findings in a senile S. vanzolinii…”
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