Search Results - "Barriga, Ramiro"

Richness and abundance of stream fish communities in a fragmented neotropical landscape by Leberg, Samuel S, Barriga, Ramiro, Bart, Henry, Olivo, Alfredo, Narasimhan, Kaushik, Karubian, Jordan

“…Environmental conditions influence ecological processes that shape stream community diversity and abundance. Deforestation has the potential to limit available…”
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The species of Hemiancistrus (Siluriformes: Loricariidae) from Ecuador by Provenzano R, Francisco, Barriga S, Ramiro

“…At the Fish Collection of the Instituto de Ciencias Biológicas, Escuela Politécnica Nacional, Quito, three species traditionally grouped in the genus…”
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Discovering Hidden Diversity of Characins (Teleostei: Characiformes) in Ecuador's Yasuní National Park by Escobar-Camacho, Daniel, Barriga, Ramiro, Ron, Santiago R

“…Management and conservation of biodiversity requires adequate species inventories. The Yasuní National Park is one of the most diverse regions on Earth and…”
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Long-range effect of cyanide on mercury methylation in a gold mining area in southern Ecuador by Guimaraes, Jean Remy Davée, Betancourt, Oscar, Miranda, Marcio Rodrigues, Barriga, Ramiro, Cueva, Edwin, Betancourt, Sebastián

“…Small-scale gold mining in Portovelo–Zaruma, Southern Equador, performed by mercury amalgamation and cyanidation, yields 9–10 t of gold/annum, resulting in…”
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Chromosome analysis in Saccodon wagneri (Characiformes) and insights into the karyotype evolution of Parodontidae by Nirchio, Mauro, Masache, Maria Cecilia, Paim, Fabilene Gomes, Cioffi, Marcelo de Bello, Moreira Filho, Orlando, Barriga, Ramiro, Oliveira, Claudio, Rossi, Anna Rita

“…ABSTRACT Parodontidae is a relatively small group of Neotropical characiform fishes consisting of three genera (Apareiodon, Parodon, and Saccodon) with 32…”
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Pararhinebothroides hobergi n. gen. n. sp. (Eucestoda: Tetraphyllidea) in Urobatis Tumbesensis (Chondrichthyes: Myliobatiformes) from Coastal Ecuador by ZAMPARO, D, BROOKS, D. R, BARRIGA, R

“…A new species of tetraphyllidean eucestode inhabiting Urobatis tumbesensis from inshore waters of southeastern Ecuador shares 3 synapomorphies with…”
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Two New Chaetostoma Group (Loricariidae: Hypostominae) Sister Genera from Opposite Sides of the Andes Mountains in Ecuador, with the Description of One New Species by Lujan, Nathan K, Meza-Vargas, Vanessa, Barriga-Salazar, Ramiro

“…The new Chaetostoma-group genera Andeancistrus and Transancistrus are described based on recently collected material from rivers draining the respective…”
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Una nueva especie ecuatoriana del género de peces andinos Grundulus (Characiformes: Characidae) by Román-Valencia, César, Ruiz C., Raquel I, Barriga, Ramiro

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Una nueva especie de pez del género Hemibrycon (Characiformes: Characidae) by Román-Valencia, César, Ruíz C., Raquel I., Barriga, Ramiro

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Discovering Hidden Diversity of Characins (Teleostei: Characiformes) in Ecuador's Yasuni National Park: e0135569 by Escobar-Camacho, Daniel, Barriga, Ramiro, Ron, Santiago R

“…Background Management and conservation of biodiversity requires adequate species inventories. The Yasuni National Park is one of the most diverse regions on…”
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A New Species of Bujurquina (Teleostei: Cichlidae) from the Río Danta, Ecuador, with a Key to the Species in the Genus by Arbour, Jessica H, Salazar, Ramiro E. Barriga, López-Fernández, Hernán

“…Bujurquina pardus is described from 12 specimens collected in 1989 from the Río Danta in the upper reaches of the Río Tigre drainage in the Pastaza province of…”
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Earnings management and the board's audit committee: The pre and post Sarbanes-Oxley experience by Barriga, Ramiro D

“…The accounting scandals of 2001 within "Corporate America" have spurred far-reaching legislation toward protecting the interests of investors. The…”
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Una nueva especie de pez del género Hemibrycon (Characiformes:Characidae) by César Román-Valencia, Raquel I Ruiz C, Ramiro Barriga

“…Se describe Hemibrycon pautensis (Characiformes: Characidae), una especie nueva de pez del río Paute al oriente de Ecuador. El nuevo taxón se distingue de las…”
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A new fish species Hemibrycon (Characiformes: Characidae) by Román-Valencia, César, Ruiz, Raquel I, Barriga, Ramiro

“…Hemibrycon pautensis (Characiformes, Characidae), a new fish species from Paute River, eastern Ecuador is described. Diagnostic characteristics: eight to nine…”
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Una nueva especie ecuatoriana del género de peces andinos Grundulus (Characiformes: Characidae) by César Román-Valencia, Raquel I Ruiz C, Ramiro Barriga

“…Se describe Grundulus quitoensis nueva especie (Characiformes, Characidae) proveniente de las Lagunas El Voladero reserva biológica El Angel al norte de…”
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A new fish species of the genus Hemibrycon (Characiformes: Characidae). by Roman-Valencia, C, Ruiz C, RI, Barriga, R

“…Hemibrycon pautensis (Characiformes, Characidae), a new fish species from Paute River, eastern Ecuador is described. Diagnostic characteristics: eight to nine…”
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Identificación de hidrocarburos aromáticos policíclicos (HAP’s) en peces y sedimentos en la zona de Shushufindi, Sucumbios, Ecuador (primera parte) by Florinella Muñoz, Ramiro Barriga, Edison Vera, Christian López

“…Resumen.- Los hidrocarburoaromáticos policíclicos (HAP’s) son compuestos claves en la determinaci´on de la contaminación petrolera. Muchos de ellos son tóxicos…”
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Earnings management and the board's audit committee: The pre and post Sarbanes-Oxley experience by Barriga, Ramiro D

“…The accounting scandals of 2001 within "Corporate America" have spurred far-reaching legislation toward protecting the interests of investors. The…”
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A new Ecuadorian species of the Andean fish genus Grundulus (Characiformes: Characidae) by Román-Valencia, César, Ruiz, Raquel I, Barriga, Ramiro

“…The new species Grundulus quitoensis is described from El Voladero Lake, El Angel Biological Reserve, Northern Ecuador. The new taxon can be distinguished from…”
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Six Species of Acanthobothrium (Eucestoda: Tetraphyllidea) in Stingrays (Chondrichthyes: Rajiformes: Myliobatoidei) from Ecuador by Marques, Fernando, Brooks, Daniel R., Barriga, Ramiro

“…Six species of Acanthobothrium, 4 described as new, are reported in stingrays from southern Ecuador. Acanthobothrium atahualpai n. sp. in Gymnura afuerae most…”
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