Results 141 to 150 of about 326,679 (245)

Energy density of freshwater Patagonian organisms

open access: yesEcología Austral, 2006
We assessed by using a bomb calorimeter the energy density of the main species of Patagonian freshwater ecosystems, including fish, crustaceans, gastropods, oligochaetes, and insects.
Javier Ciancio, Miguel Pascual
doaj  

Perceptions of edible mushrooms among rural youth in northwestern Patagonia (Argentina): Who transmits knowledge?

open access: yesForest Systems
Aim of the Study: To analyze the role of experience and formal education in shaping the knowledge of Mapuche-Tehuelche and Criollo adolescents regarding edible fungi from the subantarctic forest.
Soledad Molares   +2 more
doaj   +1 more source

Pulgas (Insecta: Siphonaptera) asociadas al marsupial neotropical amenazado “monito del monte” (Dromiciops gliroides Microbiotheria: Microbiotheriidae), en su población más austral de la Argentina [PDF]

open access: yes, 2018
Dromiciops, nocturnal marsupial genus endemic to the temperate forests of southern South America, is the only living representative of the Order Microbiotheria. Here we study the Siphonapteran fauna of Dromiciops gliroides ?monito del monte?
Gurovich, Yamila   +1 more
core  

Macraucheniidae y Proterotheriidae (Mammalia, Litopterna) de Quebrada Fiera (Oligoceno tardío), Mendoza, Argentina [PDF]

open access: yes, 2019
In this contribution we present new specimens of Litopterna recovered during the last decade in Quebrada Fiera (Mendoza Province, Argentina), whose fossiliferous sediments, currently recognized as the base of Agua de la Piedra Formation, are assignable ...
Cerdeño Serrano, Maria Esperanza   +2 more
core   +1 more source

Marine diatoms from Chubut (Argentina Republic) Centrales II - Thalassiosira [PDF]

open access: yes, 1988
Fil: Ferrario, Martha Elba. División Ficología. Facultad de Ciencias Naturales y Museo.
Ferrario, Martha Elba   +1 more
openaire  

Natural and anthropogenic hydrocarbons in sediments from the Chubut River (Patagonia, Argentina)

open access: yesMarine Pollution Bulletin, 2004
In March of 2001 a study was carried out to evaluate hydrocarbon levels in the lower course of the Chubut River. The study included 12 sample stations along the river from San Cristóbal Bridge to the confluence with the sea, in a 25 km straight-line extension in a urbanized area.
Commendatore, Marta Graciela   +1 more
openaire   +3 more sources

Parásitos zoonóticos caninos de los barrios costeros de Comodoro Rivadavia, Chubut, Argentina

open access: yesRevista Argentina de Salud Pública, 2021
INTRODUCCIÓN: Las zoonosis son enfermedades compartidas entre animales vertebrados y humanos. La secuencia de transmisión comienza con la exposición del humano a elementos infectivos en el ambiente. Muchas patologías mantienen su reservorio en la población canina. Según estudios previos en la región, un 47% de las muestras de heces caninas ambientales (
Torrecillas, Claudia   +5 more
openaire   +2 more sources

Nuevas citas de Coleoptera acuáticos y Megaloptera para la provincia de Chubut (Argentina) New records of aquatic Coleoptera and Megaloptera from Chubut province (Argentina)

open access: yesRevista de la Sociedad Entomológica Argentina, 2004
Se informa acerca de nuevos hallazgos de coleópteros acuáticos, de Dytiscidae, Gyrinidae, Hydrophilidae y Elmidae para la provincia de Chubut (Argentina).
Miguel Archangelsky
doaj  

Buceo eficiente en aguas poco profundas: comportamiento de buceo y patrón de alimentación del Cormorán Cuello Negro, Phalacrocorax magellanicus, en dos colonias de la costa patagónica

open access: yesEcología Austral, 2002
Entre 1996 y 1998 se estudió, por medio de técnicas de radiotelemetría, el comportamiento de buceo y alimentación del Cormorán Cuello Negro (Phalacrocorax magellanicus) en Punta Loma y en Isla Vernacci, dos colonias de reproducción de la costa ...
Flavio Quintana   +2 more
doaj  

Epizoic diatom communities on chitons (Mollusca: Polyplacophora) and southern king crabs (Crustacea: Decapoda) from central coastal waters of San Jorge Gulf (Patagonian Sea, South Atlantic Ocean)

open access: yesLilloa
Diatoms constitute one of the most diverse groups of marine microalgae worldwide, both free-living as well as associated associated with different types of substrata.
Rubén Agustín Lameiro   +3 more
doaj   +1 more source

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