Results 1 to 10 of about 81 (75)

Pesca exploratoria con espineles en aguas profundas en torno a la isla Robinson Crusoe (Archipiélago de Juan Fernández), Chile [PDF]

open access: yesInvestigaciones marinas, 2000
La pesca exploratoria con espineles se efectuó en torno a la isla Robinson Crusoe del archipiélago de Juan Fernández, entre noviembre de 1996 y marzo de 1997. Esta experiencia fue desarrollada mediante el calado de espineles horizontales y verticales en estaciones posicionadas sobre 4 transectas orientadas radialmente a las islas, entre 50 y 1000 m de ...
Arana, Patricio M., Vega, Rodrigo
openaire   +3 more sources

Incorporating multidimensional behavior into a risk management tool for a critically endangered and migratory species

open access: yesConservation Biology, Volume 37, Issue 5, October 2023., 2023
Abstract Conservation of migratory species exhibiting wide‐ranging and multidimensional behaviors is challenged by management efforts that only utilize horizontal movements or produce static spatial–temporal products. For the deep‐diving, critically endangered eastern Pacific leatherback turtle, tools that predict where turtles have high risks of ...
Nicole Barbour   +8 more
wiley   +1 more source

Fish on Fire: Shifts in Amazonian fish communities after floodplain forest fires

open access: yesJournal of Applied Ecology, Volume 60, Issue 8, Page 1637-1646, August 2023., 2023
Amazonian fish communities change after floodplain forest fires. Unburnt forests have diverse fish communities, with a large proportion of unique and small omnivorous species. In contrast, carnivores and detritivores become more common in fire scars and white‐sand savannas formed after forest fires. Less omnivore fish after forest fires can reduce tree
Arnold Lugo‐Carvajal   +3 more
wiley   +1 more source

Reverse diel vertical movements of oceanic manta rays off the northern coast of Peru and implications for conservation

open access: yesEcological Solutions and Evidence, Volume 2, Issue 1, January–March 2021., 2021
Manta photo supplied by Stephanie Venables Recovered satellite tags revealed fine‐scale reverse diel vertical movements of oceanic manta rays in the coastal and highly stratified waters of northern Peru. Movements appeared to be driven by a strategy of foraging and thermal recovery.
Samantha Andrzejaczek   +6 more
wiley   +1 more source

Presentación. Recorriendo textos y derroteros: mineros del sur andino en el tiempo y el espacio

open access: yesEstudios Atacameños, 2014
La minería profunda y la pesca en alta mar se imaginan tradicionalmente como actividades peligrosas realizadas en las fronteras de la existencia humana.
Tristan Platt
doaj   +8 more sources

Dinamización y crisis de reproducción en la agricultura familiar de Sanlúcar de Barrameda [PDF]

open access: yesRevista de Estudios Andaluces, 1991
La intensificación de las formas capitalistas de producción en el sector agrario andaluz ha propiciado en las últimas décadas una profunda transformación de las estrategias económicas y las posiciones relativas de los grupos domésticos campesinos en las ...
Cristina J. Cruces Roldán
doaj   +1 more source

La imperiosa necesidad del bacalao: Puerto Rico y Terranova en la Ecología-Mundo

open access: yesRelaciones Internacionales, 2021
Este artículo explora, por medio del examen y análisis de estudios antropológicos, históricos y de las fuentes documentales de varios archivos, la relación entre Puerto Rico y Terranova, como consumidores y productores de pescado salado, respectivamente.
Manuel Valdés Pizzini
doaj   +1 more source

Tecendo as redes entre natureza e sociedade: os desafios das mulheres pescadoras em Sergipe

open access: yesFronteiras: Journal of Social, Technological and Environmental Science, 2013
As interações entre a sociedade, os sistemas ambientais e os recursos naturais são caracterizadas pelas formas e necessidades impostas pelo modo de produção em vigor, ou seja, pelo padrão de consumo expresso em cada sociedade.
Eline Almeida Santos   +2 more
doaj   +1 more source

Deep-sea shrimps (Decapoda: Aristeidae): new targets of the deep-water trawling fishery in Brazil

open access: yesBrazilian Journal of Oceanography, 2006
Following the recent expansion of the Brazilian fishery to slope fishing grounds, a new directed trawl fishery for aristeid shrimps emerged since mid 2002.
Paulo Ricardo Pezzuto   +2 more
doaj   +1 more source

Vestígios Étnicos na Península de São José do Norte RS: Memória, Cultura e Identidade Luso-Brasileira

open access: yesRELACult, 2016
O trabalho objetiva refletir sobre alguns aspectos da memória social e identidade cultural na península de São José do Norte, RS, especificamente traços da etnia açoriana. Os açorianos ocuparam a região em meados do século XVIII, trazendo para terras rio-
Alessandra Buriol Farinha
doaj   +1 more source

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