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Morphological and DNA Barcoding Evidence Confirms the Presence of Semaprochilodus taeniurus (Prochilodontidae) in the Peruvian Amazon Basin
AbstractSemaprochilodus taeniurus (Valenciennes 1821) are known to inhabit the middle and lower regions of the Amazon basin. This study presents the...
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Freshwater fish diversity in the western Amazon basin shaped by Andean uplift since the Late Cretaceous
South America is home to the highest freshwater fish biodiversity on Earth, and the hotspot of species richness is located in the western Amazon...
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A New Species of Piranha (Serrasalmus, Serrasalmidae) from the Upper Madeira River System, Amazon Basin, Bolivia
AbstractA new species of piranha, in the genus Serrasalmus (Characiformes, Serrasalmidae), is described from tributaries of the upper Madeira River...
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Genomic characterization of a highly divergent tomato chlorotic mottle Guyane virus strain in the Brazilian Amazon River Basin
Foliar samples were collected from the tomato ( Solanum lycopersicum ) cultivar ‘IPA-6’ exhibiting begomovirus-like symptoms (apical leaf curling and...
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Historical processes explain fish diversity in the upper Amazon River basin
Despite decades of investigation, there are few ecological studies on the Amazonian fish fauna that have looked both at the main factors sha** the...
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Expanding the cacao group: three new species of Theobroma sect. Herrania (Malvaceae: Byttnerioideae) from the Western Amazon Basin
During the preparation of a taxonomic revision of Theobroma sensu lato (Malvaceae, Byttnerioideae), three new species of T. sect. Herrania were...
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Small-bodied mammal diversity facets vary discretely across an understudied ecotone in the western Amazon-Cerrado
Tropical forests and savannahs worldwide are yielding to agribusiness, impacting biodiversity. In the southern Amazon deforestation arc ,...
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Tree growth performance and xylem functional arrangements of Macrolobium Schreb. (Fabaceae) in different wetland forests in the Central Amazon basin
Key messageScarcity or excess water modulates the growth of Macrolobium spp. in different Amazonian wetlands. The trees developed different xylem...
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Direct and indirect effects of geographic and environmental factors on ant beta diversity across Amazon basin
Understanding the direct and indirect effects of niche and neutral processes in structuring species diversity is particularly challenging because...
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Spatiotemporal variation in hunting in a riverine indigenous community in the Amazon
Hunting is a critical source of food security and income for millions of people across the Amazon Basin, but unsustainable hunting is one of the...
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Water buffalo production in the Brazilian Amazon Basin: a review
The Brazilian Amazon has witnessed, in the last decades, an increase in the water buffalo ( Bubalus bubalis ) inventory, with interesting productivity...
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First morphological and molecular characterization of the genus Eustrongylides nematode larvae infecting fish in the Brazilian Amazon
While birds are the definitive hosts of nematodes of Eustrongylides spp., other vertebrates, such as fish, amphibians and reptiles, represent...
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Two new species of dactylogyrids (Monogenea: Dactylogyridae) infecting the gill filaments of fishes in the southern Peruvian Amazon
Two new dactylogyrid species were found infecting the gill filaments of two freshwater fishes collected in the Amazon River basin around Madre de...
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Identifying habitat preferences and core areas of Amazon River dolphin activity using spatial ecology analysis
ContextIdentifying the habitat preferences and core areas of Inia geoffrensis activity is essential to designing effective strategies for the...
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Diversity of Microbiomes Across a 13,000-Year-Old Amazon Sediment
The microbiome is fundamental for understanding bacterial activities in sediments. However, only a limited number of studies have addressed the...
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White-Sand Ecosystems in the Amazon Region: Location, Distinctive Features, Ecology. A Review
White-sand ecosystems (WSEs) are peculiar types of lifeforms, growing on the most infertile tropical soils, characterized by a quartzose and...
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Silvicultural interventions and agroforestry systems increase the economic and ecological value of Bertholletia excelsa plantations in the Amazon
Bertholletia excelsa is a native tree of the Amazon that has great economic importance e in producing multiple products (wood, nuts, and oil). It has...
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An inventory of the ferns and lycophytes of the Lower Tapajós River Basin in the Brazilian Amazon reveals collecting biases, sampling gaps, and previously undocumented diversity
Ferns and lycophytes are an excellent group for conservation and species distribution studies because they are closely related to environmental...
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Amazon Caatinga Complex: Sclerophyllous Vegetation on Nutrient-Poor White-Sand Soils
Amazon caatinga is frequent in the upper Río Negro basin on sandy soils with low nutrient status, low water holding capacity, and recurrent flooding...