Vulnerabilities for the Ria de Aveiro Ecopath model

Vulnerabilities for the Ria de Aveiro Ecopath model

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The Ria de Aveiro is an important coastal lagoon for wildlife in Portugal, where the production of bivalves reaches approximately 2700 tonnes annually. However, the illegal overfishing of bivalves is frequent in this lagoon, which causes critical changes in the ecosystem. In this study, using a developed food-web model (Ecopath model), the ecologic...

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Context 1
... vulnerabilities (v) of each functional group in Ecosim, representing the ows and type of trophic control (i.e., top-down, bottom-up and mixed control) between predator and prey, were adjusted to be proportional to the trophic level ( Cheung et al. 2002;Christensen and Walters 2004;Kluger et al. 2016): Table 1): ...
Context 2
... collection and acclimation Healthy R. philippinarum of three different sizes (Table S1) were collected from Ria de Aveiro, Portugal, in October 2018. After sampling, the clams were then transported to the laboratory, where they were acclimated for seven days in seawater (salinity, 30 ± 1; pH, 8.1 ± 0.1) under continuous aeration, a constant temperature of 18.0 ± 1.0°C and a photoperiod of 12:12 h (light/dark). ...

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Article
Full-text available
The Ria de Aveiro is an important coastal lagoon for wildlife in Portugal, where the production of bivalves reaches approximately 2700 tons annually. However, the illegal overfishing of bivalves is frequent in this lagoon, which causes critical changes in the ecosystem. In this study, using a developed food-web model (Ecopath model), the ecological...