Results 21 to 30 of about 1,787,981 (238)

Proporción sexual, relación talla-peso y distribución geográfico-batimétrica de Squalus cubensis (SQUALIFORMES: SQUALIDAE) en la costa Caribe de Centroamérica

open access: yesUniciencia, 2017
Se describe la distribución geográfica y batimétrica de Squalus cubensis capturados a bordo del B/O Miguel Oliver en la costa Caribe de Centroamérica, durante una campaña de prospección pesquera realizada del 3 de enero hasta el 3 de febrero del 2011. Se
Rosario Benavides-Morera   +2 more
doaj   +1 more source

Sex morphs and invasiveness of a fleshy-fruited tree in natural grasslands from Argentina [PDF]

open access: yes, 2017
Invasiveness has usually been studied as a species-level attribute; nevertheless, phenotypic differences between individuals in a population can lead to significant variations in colonization ability.
Amodeo, Martín Raúl   +1 more
core   +1 more source

Understanding the local livelihood system in reosurce management: the pelagic longline fishery in Gouyaye, Grenada [PDF]

open access: yes, 2007
There is a need to include social objectives in fisheries management, and this paper focuses on one set of social considerations, those regarding livelihood.
Berkes, F., Brierley, J., Grant, S.
core   +4 more sources

Dinámica del NDVI en distintas fases del fenómeno ENSO en la Reserva de Biósfera Laguna Blanca (Catamarca, Argentina)

open access: yesEcología Austral, 2020
El Niño-Oscilación del Sur (ENSO, por sus siglas en inglés) es un fenómeno oceánico-climático que muestra dos fases contrastantes y una fase intermedia o neutra que afectan a diferentes regiones del mundo. En algunas ecorregiones del Noroeste Argentino (
Alejandro E. Maggi   +3 more
doaj   +1 more source

Unveiling human–wildlife interactions in the context of livestock grazing abandonment and the return of large carnivores, ungulates and vultures: A stakeholder perspective

open access: yesPeople and Nature, EarlyView.
Abstract Pastoral practices remain a widespread economic activity across European mountain regions. However, the viability of this activity may be threatened by the recovery of large wild vertebrates associated with passive rewilding, leading to the so‐called human–wildlife conflicts.
P. Acebes   +4 more
wiley   +1 more source

Vistoria em planos de manejo florestal usando critérios e indicadores. [PDF]

open access: yes, 2017
Equipe: João Olegário Carvalho (Coord.), CPATU; Ademir Roberto Ruschel, CPATU; João Baia Brito, CPATU; Ana Mirtes Maciel Fouro, CPATU; José Francisco Pereira, CPATU; César Sabogal, CIFOR; Sandra Holanda, IFT/ITTO; Socorro Moura, IFT/ITTO; Rogério Puerta,
PROJETO BOM MANEJO.
core  

The visible and invisible drivers of biocultural loss in the Amazon

open access: yesPeople and Nature, EarlyView.
Abstract The Amazon is rapidly approaching an ecological tipping point driven by deforestation, forest degradation and global climate change. These are visible issues that receive increasing political and public attention. However, the accelerating biocultural loss in the Amazon, including the extinction of Indigenous languages, the disruption of ...
Torsten Krause   +5 more
wiley   +1 more source

Uma ponte entre a pesquisa e a adoção de boas práticas de manejo. [PDF]

open access: yes, 2017
Equipe: João Olegário Carvalho (Coord.), CPATU; Ademir Roberto Ruschel, CPATU; João Baia Brito, CPATU; Ana Mirtes Maciel Fouro, CPATU; José Francisco Pereira, CPATU; César Sabogal, CIFOR; Sandra Holanda, IFT/ITTO; Socorro Moura, IFT/ITTO; Rogério Puerta,
PROJETO BOM MANEJO.
core  

Estudio molecular e histopatológico de la infección por Citrobacter freundii y Edwardsiella tarda en reproductoras de rana toro (Rana catesbeiana)

open access: yesRevista Científica
Las enfermedades bacterianas son responsables de grandes pérdidas económicas en la acuicultura en todo el mundo, y las ranas son susceptibles a las bacterias Gram negativas causantes de la septicemia.
María Soledad Morales–Covarrubias   +6 more
doaj   +1 more source

Is it possible to go whale watching off the coast of Peru?: A case study of humpback whales

open access: yesLatin American Journal of Aquatic Research, 2011
Whale watching is the human activity of encountering cetaceans in their natural habitat for recreational and scientific purposes. Despite the high diversity of cetaceans in Peruvian waters, this activity has yet to be developed.
Aldo S Pacheco   +2 more
doaj   +1 more source

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