Tuulaikhuu, Baigal-Amar (Date of defense: 2016-06-10)
The main aims of this thesis are: i) to evaluate arsenic toxicity in two major, interacting components of the freshwater ecosystem, biofilm and fish, to provide information on environmentally realistic ...
Rubio Gracia, Francesc (Date of defense: 2021-10-27)
This thesis aimed to assess the responses of stream biota to flow alterations, in terms of water velocity increments and reductions of discharge, and to metal pollution. The investigations performed ...
Corcoll i Cornet, Natàlia (Date of defense: 2012-02-20)
Metal pollution in rivers is in great concern with human activities in the fluvial watershed. This thesis aims to investigate the potential use of chl-a fluorescence parameters as biomarkers of metal ...
Santamaría Pérez, Jorge (Date of defense: 2021-09-27)
Biological invasions have become one of the most pervasive threats to native ecosystems worldwide, causing species extinctions, disrupting the functioning of ecosystems, altering the provision of critical ...
Puig, Xavier, 1975- (Date of defense: 2021-07-09)
We study the effect of organic farming practices on several taxa in olive groves and vineyards. Sessile organisms show a stronger response to treatment, their diversity being higher in organic vineyards. ...
Argudo Fernández, Maria (Date of defense: 2021-02-08)
This thesis shows how the metals of natural and anthropic origin change significantly the composition of the prokaryotic communities (mainly the composition of bacteria). The β-diversity is the most ...
Díez del Molino, David (Date of defense: 2015-06-05)
Mosquitofish is a small, voracious, highly fecund freshwater fish species originated from northeaster America, that was introduced worldwide to control mosquito populations. In this thesis we have studied ...
Verdura Brugarola, Jana (Date of defense: 2021-06-04)
Macroalgal forests represent some of the most productive and biodiverse habitats on Earth. In the Mediterranean Sea, species of the genus Cystoseira sensu lato dominate the well-preserved subtidal rocky ...
López de Sancha, Alejandro (Date of defense: 2022-07-07)
Pyrenean headwater streams are singular ecosystems with a particular seasonal pattern. They sustain a unique biodiversity especially sensitive to environmental change. Because of this, their ecosystem ...
Bas Silvestre, Maria (Date of defense: 2021-10-19)
Confined coastal lagoons are shallow and dynamic water bodies that play an important ecological role. Considering the severe degradation they have been facing in the last years, understanding the ...