Limpar
506 resultados

Acesso aberto

Tipo do recurso

Ano de criação

Produção nacional

Revisado por pares

Áreas

Idioma

Editores

Artigo Revisado por pares

Ricardo B. Leite, Ricardo Afonso, M. Leonor Cancela,

... five different sites along the Portuguese coast (Ria Formosa, Ria do Alvor, V.N. Milfontes, Aveiro, Lagoa de ...

Tópico(s): Marine Biology and Environmental Chemistry

2004 - Elsevier BV | Aquaculture

Artigo Revisado por pares

Sandra Cruz, Sofia Gamito, João Carlos Marques,

... comunidade de peracarideos no sistema lagunar da Ria Formosa. A Ria Formosa e a zona humida mais importante no Sul ...

Tópico(s): Coral and Marine Ecosystems Studies

2003 - Brill | Crustaceana

Artigo Acesso aberto Revisado por pares

Ana M. González‐Tizón, M. Fernández-Moreno, Paulo Vasconcelos, Miguel B. Gaspar, Andrés Martínez‐Lage,

... three localities of the southern Iberian Peninsula (Ria Formosa and Ria de Alvor in Portugal, and Río Piedras in ... be potentially used for stock enhancement of the Ria Formosa.

Tópico(s): Fish Biology and Ecology Studies

2008 - Elsevier BV | Journal of Experimental Marine Biology and Ecology

Artigo Acesso aberto Revisado por pares

W. M. Smallwood,

... mollusc Haminoea orbygniana in a temperate coastal lagoon (Ria Formosa, Portugal), Estuarine, Coastal and Shelf Science 63, no. ...

Tópico(s): Ocean Acidification Effects and Responses

1904 - University of Chicago Press | The American Naturalist

Artigo Acesso aberto Revisado por pares

Sofia Gamito,

... extensive sampling of benthic macrofauna communities in the Ria Formosa lagoon. The main objective of this paper is ... the main communities of benthic fauna of the Ria Formosa and the leading stressors that limit them based ... to define three main stressors acting on the Ria Formosa. The most important is the physical stress imposed ... limited water renewal in some areas of the Ria Formosa. The second is the nutrient and organic matter ... outfall stations and to some locations of the Ria Formosa. This is due to the dual effects of ...

Tópico(s): Marine Bivalve and Aquaculture Studies

2007 - Elsevier BV | Estuarine Coastal and Shelf Science

Artigo Revisado por pares

Carlos Mendes de Sousa, Maria Emília Cunha, Laura Ribeiro,

... largest coastal wetland area in southern Portugal, the Ria Formosa, shares a similar perception, where current nature protection ... economic activities influenced the wetland reclamation process in Ria Formosa, addressing namely aquaculture identified as an activity with ... Geographical Information System, tracking land use change in Ria Formosa wetlands over the last 130 years at decadal ... with the recognition of the environmental importance of Ria Formosa in 1978. Aquaculture only gained momentum in 1980’ ...

Tópico(s): Coastal and Marine Management

2020 - Elsevier BV | Land Use Policy

Artigo Revisado por pares

José Jacob, Sara Cardeira, Marta Rodrigues, Nicolas Bruneau, Alberto Azevedo, André B. Fortunato, Mónica Rosa, Alexandra Cravo,

... of the hydrodynamics of the western sector of Ria Formosa.The western sector of Ria Formosa, a lagoon system in the south of Portugal, ... the three inlets to the water exchanges between Ria Formosa and the ocean, discharges were evaluated hourly along ... and tidal prisms and distortion inside the western Ria Formosa. This study confirmed the Faro-Olhão inlet as ...

Tópico(s): Marine and coastal ecosystems

2013 - Coastal Education and Research Foundation | Journal of Coastal Research

Artigo Revisado por pares

Ana C. Brito, Teresa Quental, Teresa A. Coutinho, Maria Ana Castelo Branco, Manuela Falcão, Alice Newton, John Icely, Teresa Moita,

... coastal lagoons in southern Portugal, such as the Ria Formosa and Alvor, are considered to be highly important ... Framework Directive. Chlorophyll a (chl a) measurements in Ria Formosa from 1967 to 1968, 1985 to 1986, 1991 ... to vary within the same range as in Ria Formosa. However, data are limited and does not allow ... associated with upwelling events. This was found in Ria Formosa both in the 90's and from 2000 ... of chlorophyll a concentrations were 3.0 in Ria Formosa and 2.6 mg m−3 in the Ria de Alvor. In a five-fold classification of ...

Tópico(s): Coastal and Marine Management

2012 - Elsevier BV | Estuarine Coastal and Shelf Science

Artigo Acesso aberto Revisado por pares

Alexandra H. Cunha, Carlos M. Duarte,

... year cycle for Cymodocea nodosa meadows in the Ria Formosa lagoon (South Portugal). Habitat conditions in Ria Formosa allow the development of lush meadows (up to ... Shoot morphometry and biomass distribution were variable within Ria Formosa, with the stands growing in muddy sediments having ... be related to the high nutrient availability in Ria Formosa, evidenced by the high leaf nutrient content (3. ...

Tópico(s): Coastal wetland ecosystem dynamics

2007 - De Gruyter | Botanica Marina

Artigo Revisado por pares

Alexandra Cravo, Sara Cardeira, Catarina Pereira, Mónica Rosa, Pedro Alcântara, Miguel Madureira, Filomena Rita, Cátia Correia, Alexandra Rosa, José Jacob,

... chlorophyll-a exchanges at the Ancão inlet of Ria Formosa lagoon during the most productive season - spring. This ... growth of phytoplankton that enters and fertilizes the Ria Formosa, increasing its productivity. The estimated amounts are relative ... the smallest inlet of the western sector of Ria Formosa. In consequence, it may be anticipated that through ... intensified and may enhance their contribution to the Ria Formosa fertilization.

Tópico(s): Coastal and Marine Dynamics

2018 - Elsevier BV | Journal of Sea Research

Artigo Acesso aberto Revisado por pares

MR Billingham, Thorsten B. H. Reusch, Filipe Alberto, Ester Á. Serrão,

... study of the seagrass Zostera marina in the Ria Formosa, Portugal Martin R. Billingham1, Thorsten B. H. Reusch2, ... flowering plant) from its eastern Atlantic southern limit (Ria Formosa, Portugal). Samples from 12 sites were genotyped using ... published values from central sites. Sites within the Ria Formosa had lower clonal diversities (mean = 0.29, range = ... was found to be much greater in the Ria Formosa, with the FST of 0.233 being over ...

Tópico(s): Coastal wetland ecosystem dynamics

2003 - Inter-Research | Marine Ecology Progress Series

Artigo Revisado por pares

Cristiano Soares, A. Pacheco, Friedrich Zabel, E. González-Goberña, C. Sequeira,

The Ria Formosa is a sheltered large coastal lagoon located on the Atlantic South Coast of Portugal, that has been ... shipping, and as such, vessel traffic within the Ria Formosa lagoon is very intense at some locations during ... discusses the first baseline noise monitoring performed at Ria Formosa. The acoustic data were collected in two occasions ... potential impact of the intense boat traffic in Ria Formosa, and the wide range of sound levels introduced ...

Tópico(s): Underwater Vehicles and Communication Systems

2019 - Elsevier BV | Marine Pollution Bulletin

Artigo Acesso aberto Revisado por pares

Joaquim Ribeiro, GM Carvalho, Jorge M.S. Gonçalves, Karim Erzini,

... Fish assemblages of shallow intertidal habitats of the Ria Formosa lagoon (South Portugal): influence of habitat and season ... intertidal creeks within the saltmarsh area of the Ria Formosa coastal lagoon were sampled with a Riley push ... lagoon · Saltmarsh · Intertidal habitats · Seasonal variations · Habitat association · Ria Formosa · South Portugal Full text in pdf format PreviousNextCite ... Fish assemblages of shallow intertidal habitats of the Ria Formosa lagoon (South Portugal): influence of habitat and season. ...

Tópico(s): Aquatic life and conservation

2011 - Inter-Research | Marine Ecology Progress Series

Artigo Acesso aberto Revisado por pares

Alexandra Rosa, Alexandra Cravo, José Jacob, Cátia Correia,

The present work aims to characterize Ria Formosa water quality considering its spatial, and temporal variability at two scales: short-term (among seasons) and long-term to evaluate its evolution ... 2017 and 2019 at seven sites along the Ria Formosa, covering the water bodies specified for this system. ... clearly depict a spatial variability pattern along the Ria Formosa, as well as a temporal heterogeneity, influenced by ... the sampling frequency along time has been limited, Ria Formosa water quality data from the last 40 years ...

Tópico(s): Coastal wetland ecosystem dynamics

2022 - Elsevier BV | Continental Shelf Research

Artigo Revisado por pares

Martin Sprung, Natália Dias,

... gammarellus were studied for two years in a Ria Formosa saltmarsh (southern Portugal). The animals were sampled every ... foram estudadas durante dois anos num sapal da Ria Formosa (Sul de Portugal). Os animais foram capturados a ... gammarellus were studied for two years in a Ria Formosa saltmarsh (southern Portugal). The animals were sampled every ... foram estudadas durante dois anos num sapal da Ria Formosa (Sul de Portugal). Os animais foram capturados a ...

Tópico(s): Aquatic Invertebrate Ecology and Behavior

2003 - Brill | Crustaceana

Artigo Revisado por pares

Alexandra Rosa, Sara Cardeira, Catarina Pereira, Mónica Rosa, Miguel Madureira, Filomena Rita, José Jacob, Alexandra Cravo,

... water quality and biological productivity of these systems. Ria Formosa is a temperate lagoon on the southwestern coast ... study is focused on understanding the role of Ria Formosa's main inlet in terms of mass budgets ... direction of the residual current through the inlet, Ria Formosa acted as a source of material during Spring ... and nutrients to the adjacent ocean, confirming that Ria Formosa fertilizes the coastal ocean, even during a period ...

Tópico(s): Coastal and Marine Management

2019 - Elsevier BV | Estuarine Coastal and Shelf Science

Artigo Revisado por pares

Susana Cabaço, Rui Santos,

... southern distribution limit in the Eastern Atlantic, the Ria Formosa lagoon. Germinated seeds were individually placed in Petri ... The reproductive effort of Z. marina populations of Ria Formosa showed that flowering shoots and seed traits are ... for the scarce presence of the species in Ria Formosa lagoon. The high water temperatures of Ria Formosa in winter may partly explain this bottleneck. Increased ...

Tópico(s): Marine Biology and Ecology Research

2009 - Wiley | Marine Ecology

Artigo Acesso aberto Revisado por pares

Filipe Alberto, Leonardo Mata, Rui Santos,

... dioecious seagrass Cymodocea nodosa Ucria (Ascherson) in the Ria Formosa lagoon, Portugal, the species¹ northern limit in the ... The genetic homogeneity of C. nodosa in the Ria Formosa suggests a founder effect, produced by a single ... lie more than 300 km away from the Ria Formosa. The lack of reproductive success of C. nodosa in Ria Formosa natural park and its low genetic variability are ...

Tópico(s): Marine Biology and Ecology Research

2001 - Inter-Research | Marine Ecology Progress Series

Artigo Acesso aberto Revisado por pares

David Gonçalves, João L. Saraiva, Magda C. Teles, Rita Teodósio, Adelino V. M. Canário, Rui F. Oliveira,

... sexual displays more often than females while in Ria Formosa (Southern Portugal) the pattern is reversed as a ... shortage of appropriate nesting sites. Nesting males from Ria Formosa had overall higher levels of brain aromatase mRNA ... behaviors, the higher levels of brain aromatase in Ria Formosa nesting males may explain their reduced expression of ... higher brain aromatase levels in nesting males from Ria Formosa could be a mechanism to decrease the putative ...

Tópico(s): Aquaculture Nutrition and Growth

2009 - Elsevier BV | Hormones and Behavior

Artigo Revisado por pares

Ana Vila‐Concejo, Ana Matias, A. Pacheco, Óscar Ferreira, João Alveirinho Dias,

... management of barrier island systems such as the Ria Formosa. An IHA is an area of natural importance ... calculation of the IHAmin was applied to the Ria Formosa barrier island system (southern Portugal) for a time scale of decades. For the Ria Formosa the IHAmin represents approximately 45% of the total ...

Tópico(s): Tropical and Extratropical Cyclones Research

2006 - Elsevier BV | Continental Shelf Research

Artigo Revisado por pares

A. Rita Carrasco, Óscar Ferreira, Mark Davidson, Ana Matias, João Alveirinho Dias,

... The proposed characterisation system is applied to the Ria Formosa backbarrier (located in southern Portugal) for the period ... 2001. Cross-shore and longshore backbarrier trends in Ria Formosa suggest a shrinking of the lagoon system as ... maturing trend for the system overall. Barriers in Ria Formosa fall into two main evolutionary categories: backbarrier reduction ... length. Application of the proposed characterisation to the Ria Formosa case study has helped reveal backbarrier evolutionary trends ...

Tópico(s): Coastal and Marine Management

2008 - Elsevier BV | Marine Geology

Artigo Revisado por pares

Maria Helena Guimarães, Alexandra H. Cunha, Rosemarie L. Nzinga, João Filipe Marques,

Ria Formosa lagoon in southern Portugal has an important population of seagrasses that includes Zostera noltii in the ... first distribution map of Z. noltii in the Ria Formosa and to analyse interactions between clam farming and ... seagrass protection according to the Natural Park of Ria Formosa. Stakeholder analyses, using interviews, questionnaires and participant observation, ...

Tópico(s): Marine Ecology and Invasive Species

2011 - Elsevier BV | Journal for Nature Conservation

Artigo Revisado por pares

Sirak Robele Gari, Alice Newton, John Icely, Christopher D. Lowe,

... SAF for defining eutrophication management options in the Ria Formosa, Portugal. Stakeholders were identified and the issue of ... the virtual system, the conceptual model of the Ria Formosa was developed. The formulation of the conceptual model ... applied to the management of eutrophication in the Ria Formosa. It also suggests ways in which this approach ...

Tópico(s): Marine and fisheries research

2013 - Elsevier BV | Marine Policy

Artigo Revisado por pares

Alexandra Cravo, Sara Cardeira, Catarina Pereira, Mónica Rosa, Pedro Alcântara, Miguel Madureira, Filomena Rita, Joaquim Luís, José Jacob,

The Ria Formosa is a shallow and multi-inlet coastal lagoon system in southern Portugal, with six permanent connections to the Atlantic Ocean. The western sector of Ria Formosa comprises three of the main inlets, Ancão, Faro- ... and phosphate, fertilizing the coastal ocean. However, the Ria Formosa is a highly complex hydrodynamic system, and hydrographic ...

Tópico(s): Marine and fisheries research

2014 - Elsevier BV | Journal of Sea Research

Artigo Acesso aberto Revisado por pares

Alice Newton, John Icely, Manuela Falcão, A Nobre, João Pedro Nunes, J.G. Ferreira, Carlos Vale,

The Ria Formosa is a shallow mesotidal lagoon on the south coast of Portugal, with natural biogeochemical cycles essentially regulated ... concentrations which indicate that the situation in the Ria Formosa is "poor" to "bad". In contrast, the United ... and low oxygen saturation, which indicate that the Ria Formosa is near pristine. Despite these contradictions, a preliminary ...

Tópico(s): Aquatic Ecosystems and Phytoplankton Dynamics

2003 - Elsevier BV | Continental Shelf Research

Artigo Revisado por pares

Alice Newton, Stephen M. Mudge,

Historical data from the Ria Formosa lagoon are classified according to the EEA 2001 guidelines to provide a frame of reference to evaluate the effect of ... the environmental legislative Directives. Water samples from the Ria Formosa lagoon were significantly enriched in nitrogen (NH4+ NO2− ... The consequences of water quality deterioration in the Ria Formosa would negatively affect the lagoon as a regional ...

Tópico(s): Aquatic Ecosystems and Phytoplankton Dynamics

2004 - Elsevier BV | Estuarine Coastal and Shelf Science

Artigo Acesso aberto Revisado por pares

ME Morgado, MJ Bebbiano,

... part of the mussel Mytilus galloprovincialis from the Ria Formosa lagoon (Portugal). Mussels of a similar size (5– ... of Ag and Ni in the mussels of Ria Formosa are relatively low when compared to other geographical ... the concentration of Zn, the values in the Ria Formosa mussels are higher in the eastern part of ...

Tópico(s): Mercury impact and mitigation studies

2005 - Instituto Salvatierra | Ciencias Marinas

Artigo Revisado por pares

Marta Rodrigues, Alexandra Rosa, Alexandra Cravo, José Jacob, André B. Fortunato,

... fundamental to guarantee their preservation and sustainability. The Ria Formosa (coastal lagoon, South coast of Portugal) is a ... anthropogenic pressures on the water quality of the Ria Formosa. Five scenarios were simulated: reference scenario (S0), mean ... into the response of coastal lagoons, and the Ria Formosa in particular, to future changes and contribute to ...

Tópico(s): Coastal and Marine Dynamics

2021 - Elsevier BV | The Science of The Total Environment

Artigo

José Jacob, Alexandra Cravo,

The Ria Formosa is a coastal lagoon comprising six tidal inlets. The western sector encompassing three inlets, Ancão, Faro–Olhão ... period 2004–2013 on the western sector of Ria Formosa. This provides a long-term analysis of the ... the total prism of the western sector of Ria Formosa before the last artificial opening of the Ancão ...

Tópico(s): Oceanographic and Atmospheric Processes

2019 - Elsevier BV | Regional Studies in Marine Science

Artigo Revisado por pares

Luísa Barreira, Stephen M. Mudge, Maria João Bebianno,

... measured in sediments from eight locations in the Ria Formosa Lagoon (Portugal) between January and August 1995. Total ... Principal components analysis revealed that PAHs in the Ria Formosa Lagoon vary by season rather than location. This ... source was related to boat traffic in the Ria Formosa. Source assessment was also conducted using partial least ...

Tópico(s): Microbial bioremediation and biosurfactants

2007 - Taylor & Francis | Environmental Forensics