157 documents found, page 1 of 16

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Alternative habitat use strategies in the catadromous Chelon ramada inferred by...

Pereira, E.; Daverat, F.; Quintella, B.R.; Lança, M.J.; Almeida, P.R.

Otolith chemical analyses of Sr, Ba, and Ca composition were conducted on thinlip grey mullet (Chelon ramada) collected from a freshwater (n = 45) and an estuarine (n = 55) site in the Mondego River (central Portugal) using laser ablation inductively coupled plasma mass spectrometry (LA-ICPMS) to investigate the species’ habitat use patterns. The reconstruction of habitats used provides evidence for a behaviora...


Behaviour of the apex predator European catfish (Silurus glanis) on a recently ...

Santos, G.S.; Ribeiro, F.; Pereira, E.; Silva, A.F; Almeida, P.R.; Ribeiro, D.; Quintella, B.R.

The European catfish (Silurus glanis L.) is a large, non-native, invasive freshwater species known for its high fecundity, long lifespan and significant predatory potential, possibly threatening native fish communities. While some studies exist on its spatial use, most focus on its native range and lack detailed circadian and annual activity patterns. This study uses acoustic biotelemetry to track 10 adult fish...


El Plan Nacional de Geología de Angola (PLANAGEO) [Resumo]

García-Lobón, J. L.; Merino-Martínez, E.; Rodrigues, José Feliciano; Fernández, J.; Viruete, Javier Escuder; Pereira, E.; Carvalho, João

RESUMEN: El Plan Nacional de Geología de Angola (PLANAGEO) ha sido uno de los proyectos geotemáticos internacionales más importantes de las últimas décadas. El proyecto fue lanzado por Gobierno de la República de Angola e implementado por el Instituto Geológico de Angola (IGEO), bajo la supervisión del Ministerio de Recursos Minerales, Petróleos y Gas (MIREMPET). Los principales objetivos de PLANAGEO fueron: a)...

Date: 2024   |   Origin: Repositório do LNEG


El Plan Nacional de Geología de Angola (PLANAGEO) [Resumo]

García-Lobón, J. L.; Merino-Martínez, E.; Rodrigues, José Feliciano; Fernández, J.; Viruete, Javier Escuder; Pereira, E.; Carvalho, João

RESUMEN: El Plan Nacional de Geología de Angola (PLANAGEO) ha sido uno de los proyectos geotemáticos internacionales más importantes de las últimas décadas. El proyecto fue lanzado por Gobierno de la República de Angola e implementado por el Instituto Geológico de Angola (IGEO), bajo la supervisión del Ministerio de Recursos Minerales, Petróleos y Gas (MIREMPET). Los principales objetivos de PLANAGEO fueron: a)...

Date: 2024   |   Origin: Repositório do LNEG

Upstream movement of juvenile eels (Anguilla anguilla L.) in a southwestern Eur...

Monteiro, R.M.; Domingo, I.; Almeida, P.R.; Costa, J.L.; Pereira, E.; Belo, A.F.; Portela, T.; Telhado, A.; Quintella, B.R.

The upstream movement of juvenile eels (median total length (TL) = 138 mm) in the Mondego River, Portugal, was analysed between January 2017 and August 2019. A total of 12,019 individuals (TL ranging from 60 to 287 mm) were counted and measured on an eel ladder at Coimbra weir, 44 km upstream from the river mouth, during their upstream movements. Although eels were counted throughout the year, a clear seasonal ...


Stent for life initiative in Portugal: Progress through years covid-19 impact

Pereira, E.; Calé, R.; Pereira, Â. M.; Pereira, H.; Martins, L.

Background: During Stent for Life Initiative in Portugal lifetime, positive changes in ST elevation myocardial infarction treatment were observed, by the increase of Primary Angioplasty numbers and improvements in patients’ behaviour towards myocardial infarction, with an increase in those who called 112 and the lower proportion attending non primary percutaneous coronary intervention centres. Despite public aw...

Date: 2023   |   Origin: Repositório ISCTE

Movements of hatchery-reared dusky groupers released in a Northeast Atlantic Co...

Silva, A.F.; Horta e Costa, B.; Costa, J.L.; Pereira, E.; Marques, J.P.; Castro, J.J.; Lino, P.G.; Candeias-Mendes, A.; Pousão-Ferreira, P.; Sousa, I.

No-take areas are key instruments to promote the effectiveness of Marine Protected Areas (MPAs), particularly concerning the protection of endangered species such as the dusky grouper (Epinephelus marginatus). However, despite the establishment of no-take areas and the prohibition of catching this species in a southwestern Portuguese MPA (SACVMP—‘Sudoeste Alentejano’ and ‘Costa Vicentina’ Marine Park) since 201...


Emotional responses to motion sickness in autonomous driving

Silva, R.; Margolis, I.; Lisboa, Maria Isabel Almeida Costa Pinto; Pereira, E.; Costa, Nélson Bruno Martins Marques da; Providência, B.

In future autonomous cars, users, free from the primary task of driving, will have time and space to engage in other activities while traveling, such as reading a book, working on a laptop or watching a movie. Although the option for these activities are one of the great advantages of autonomous cars, this will also likely increase motion sickness (MS) inside the car. MS affects numerous individuals, and it occ...


Exposure of nuclear medicine technologists during pulmonary ventilation scan

Alves, M.; Duarte, Ana Cristina; Mylkivska, A.; Pereira, E.; Jerónimo, V.; Carolino, Elisabete; Vieira, Lina

Introduction – The ventilation technique requires a patient to inhale a radiopharmaceutical. During the procedure, the technologist risks being contaminated with radioactive gas. The aim of the study – To evaluate the exposure to radiation of the nuclear medicine technologists during lung ventilation studies with 99mTc-Technegas® through the monitoring of external contaminatio...

Date: 2022   |   Origin: Saúde & Tecnologia

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