Freshwater species worldwide are experiencing dramatic declines partly attributable to
ongoing climate change. It is expected that the future effects of climate change could be …

Abstract The Iberian Peninsula contains a highly endemic freshwater ichthyofauna that is
being homogenized and threatened by an increasing number of non-native fishes. Here, in …

Disruption of longitudinal connectivity poses one of the most important threats to the
persistence of freshwater biodiversity worldwide. Longitudinal connectivity plays a key role …

Abstract Portugal, the Azores, and Madeira had a combined total of twenty six non‐native
fish species introductions, with the mainland having the highest number (twenty three) …

Although coverage by protected areas is increasing worldwide, their capacity to protect
freshwater biodiversity is uncertain. This may be the case of the E uropean N atura 2000, the …

Aim The question of how much of the shared geographical distribution of biota is due to
environmental vs. historical constraints remains unanswered. The aim of this paper is to …

Different indices have been developed to quantify the extent and severity of river
fragmentation. These indices vary depending on the specific goals of the study. Here, we …

The study of the Portuguese marine ichthyofauna has a long historical tradition, rooted back
in the 18th Century. Here we present an annotated checklist of the marine fishes from …

Biological indicators for Mediterranean rivers are poorly developed. This study evaluates the
effectiveness of the Index of Biotic Integrity approach (IBI) with fish assemblages in the …

2.1. 3. Critérios 8 2.1. 4. Termos e conceitos 9 2.2. Avaliação do risco de extinção dos
peixes dulciaquícolas e diádromos de Portugal continental 15 2.2. 1. Adaptações regionais …