The bleak Alburnus alburnus is a medium body-size leuciscid fish that is naturally distributed
across central European and western Asian fresh waters. However, during the last two …

Flow regulation in gravel-bed rivers impacts the hydrology, sediments and morphology,
riparian vegetation, and vertical connectivity with the hyporheic zone. In this context …

Hybridization, defined as the crossing between individuals from different populations, is a
common phenomenon in fishes. Moreover, many fish hybrids have been developed to be …

Mediterranean freshwater systems are under threat owing to increased drought driven by
climate change, intensive human land uses and non‐native species. This is causing …

Biological invasions are a major component of global change worldwide. But paradoxically,
an invasive species might also have threatened populations within its native range …

Organism features, such as size, weight, sex and age, among others, can influence the
success of parasitism. For species that depend on a host to complete their life cycle, such as …

In fluvial systems, where aquatic organisms are limited to living within river networks,
anthropogenic barriers can interrupt connectivity and contribute to habitat fragmentation …

Morphological similarity between an intruder and a native species can hinder the detection
of the intruder. The undetected non-native species will thus have more time to affect the local …

Les invasions biologiques sont, avec la pollution, la fragmentation et la perte d'habitat, les
principaux facteurs anthropiques susceptibles d'influencer la biodiversité et le …

U hejnových druhů ryb hrají sociální interakce zásadní roli při vytváření skupiny a schopnosti
kolektivního rozhodování. Takové chování má významný vliv na ekologické a evoluční …