João Gago
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View article: BioInvasions Records
BioInvasions Records Open
The occurrence of the portunid Callinectes sapidus is documented for the first time
\nfrom Libyan waters. The record fills a gap of knowledge concerning the distribution
\nof this non-indigenous crab of Atlantic origin, that currently has …
View article: Anglers Perceptions About European Catfish Silurus glanis in a Newly Invaded Region
Anglers Perceptions About European Catfish Silurus glanis in a Newly Invaded Region Open
To avoid the spread and environmental impacts of the European catfish (Silurus glanis), which arrived in Portugal around 2006, it is fundamental to understand anglers’ behaviors and perceptions. To address this need, 339 Portuguese anglers…
View article: Reproductive traits of the European catfish, Silurus glanis, during the early stages of invasion
Reproductive traits of the European catfish, Silurus glanis, during the early stages of invasion Open
In recent decades, the European catfish Silurus glanis has spread across Europe and elsewhere, significantly impacting the native fauna of the recipient ecosystems. Studies on its reproductive traits from its non-native range are limited, …
View article: Anglers Perceptions About European Catfish <em>Silurus glanis</em> in a Newly Invaded Region
Anglers Perceptions About European Catfish <em>Silurus glanis</em> in a Newly Invaded Region Open
To avoid the spread and environmental impacts of the European catfish (Silurus glanis), which have arrived to Portugal around 2006, it is fundamental to understand anglers’ behaviors and perceptions. To address this need 339 Portuguese ang…
View article: A Long-Term Spatiotemporal Analysis of the Fish Community of a Large Mediterranean River Facing Multiple Anthropogenic Pressures
A Long-Term Spatiotemporal Analysis of the Fish Community of a Large Mediterranean River Facing Multiple Anthropogenic Pressures Open
View article: Local environment and fragmentation by drought and damming shape different components of native and non-native fish beta diversity across pool refuges
Local environment and fragmentation by drought and damming shape different components of native and non-native fish beta diversity across pool refuges Open
Pool refuges are critical for maintaining stream fish diversity in increasingly intermittent streams. Yet, the patterns and drivers of beta diversity of native and non-native fish in pool refuges remain poorly known. Focusing on Mediterran…
View article: Angler’s preferences, perceptions and practices regarding non-native freshwater fish
Angler’s preferences, perceptions and practices regarding non-native freshwater fish Open
It is globally recognized that freshwater anglers can have a decisive role in promoting fish introductions. The aim of this study was to analyze freshwater anglers’ actions and perceptions regarding fish introductions, comparing two distin…
View article: Reproductive traits of the European catfish (<i>Silurus glanis</i>) during the early stages of invasion in the Lower Tagus River
Reproductive traits of the European catfish (<i>Silurus glanis</i>) during the early stages of invasion in the Lower Tagus River Open
Freshwater ecosystems face severe challenges from biological invasions, leading to biodiversity loss, disruption of ecosystem services, and economic impacts. Human-mediated activities, such as aquarium trade and sport angling, contribute t…
View article: Westwards expansion of the European catfish Silurus glanis in the Douro River (Portugal)
Westwards expansion of the European catfish Silurus glanis in the Douro River (Portugal) Open
The current study reports the first occurrence and the spread of the European catfish Silurus glanis (Family: Siluridae) in the Portuguese section of the Douro River, suggesting a potential expansion of its distribution in Portugal either …
View article: Westwards expansion of the European catfish<i>Silurus glanis</i>in the Douro River (Portugal)
Westwards expansion of the European catfish<i>Silurus glanis</i>in the Douro River (Portugal) Open
The current study reports the first occurrence and the spread of the European catfish Silurus glanis (Family: Siluridae) in the Portuguese section of the Douro River, suggesting a potential expansion of its distribution in Portugal either …
View article: Is Bigger Really Better? How Anglers Perceive the European Catfish Silurus Glanis in a Newly Invaded Region?
Is Bigger Really Better? How Anglers Perceive the European Catfish Silurus Glanis in a Newly Invaded Region? Open
View article: Fish Communities in the Lower Tagus Inland Wetlands: From Anthropogenic Pressures to Conservation Management
Fish Communities in the Lower Tagus Inland Wetlands: From Anthropogenic Pressures to Conservation Management Open
Inland wetlands are important biodiversity hotspots and amongst the most impacted ecosystems worldwide. Conservation management and restauration actions in wetlands are thus urgently needed to reverse trends in species loss and habitat deg…
View article: Historical Food-Web Changes in Invaded Fish Communities in the Lower Guadiana Basin
Historical Food-Web Changes in Invaded Fish Communities in the Lower Guadiana Basin Open
Freshwater ecosystems are increasingly being reshaped by biological invasions, leading to biotic homogenization and biodiversity loss. However, the extent to which novel species may drive changes in food-web structure over time remains poo…
View article: LOCUS DA ESPERANÇA
LOCUS DA ESPERANÇA Open
O Projeto Locus da Esperança surge da participação no concurso de ideias para a realização de um módulo habitacional para contextos de catástrofe. Este concurso foi promovido pelo International Virtual Architectural Design Studio (IVADS) -…
View article: Perception of Dissolved Food-Related Compounds by the Sea Urchin Paracentrotus lividus (Echinodermata: Echinoidea)
Perception of Dissolved Food-Related Compounds by the Sea Urchin Paracentrotus lividus (Echinodermata: Echinoidea) Open
Echinoid feeding biology is well known but their sluggish responses to chemical stimuli have turned them into inadequately worked in the field of chemoreception. Echinoid responses to chemical stimulation had allowed, so far, only qualitat…
View article: Variation in Diet Patterns of the Invasive Top Predator Sander lucioperca (Linnaeus, 1758) across Portuguese Basins
Variation in Diet Patterns of the Invasive Top Predator Sander lucioperca (Linnaeus, 1758) across Portuguese Basins Open
The introduction of non-native species is recognized as a major threat to biodiversity, particularly in freshwater ecosystems. Pikeperch Sander lucioperca, is a recent invader to Portugal, primarily providing commercial and angling interes…
View article: Condition and size of the non‐native pikeperch <i>Sander lucioperca</i> (Linnaeus, 1758) in Portuguese river basins
Condition and size of the non‐native pikeperch <i>Sander lucioperca</i> (Linnaeus, 1758) in Portuguese river basins Open
We studied life‐history traits focusing on the growth and condition of the pikeperch Sander lucioperca to evaluate its phenotypic plasticity when introduced to new environments. Pikeperch is a non‐native fish introduced to Iberian freshwat…
View article: Evaluating the range expansion of recreational non-native fishes in Portuguese freshwaters using scientific and citizen science data
Evaluating the range expansion of recreational non-native fishes in Portuguese freshwaters using scientific and citizen science data Open
Updating information on the distribution of recently introduced and other poorly known non-natives is essential to prevent and control their spread and better address biological invasions. Here, we combine scientific and citizen science da…
View article: Diet of European Catfish in a Newly Invaded Region
Diet of European Catfish in a Newly Invaded Region Open
Biological invasions are considered to be one of the leading causes of biodiversity loss worldwide. Freshwater ecosystems are amongst the most biodiverse, containing about 50% of the world’s known fish species but, ironically, are the most…
View article: O PEIXE GATO EUROPEU (SILURUS GLANIS) – UM GIGANTE NO RIO TEJO: DISPERSÃO, DISTRIBUIÇÃO E ECOLOGIA ALIMENTAR
O PEIXE GATO EUROPEU (SILURUS GLANIS) – UM GIGANTE NO RIO TEJO: DISPERSÃO, DISTRIBUIÇÃO E ECOLOGIA ALIMENTAR Open
O peixe gato europeu (Silurus glanis) é mais uma espécie não nativa que foi introduzida nos rios da Península Ibérica. Neste trabalho é apresentado o padrão de dispersão desta espécie no rio Tejo desde o primeiro registo em Espanha em 1998…
View article: Spatial distribution patterns of the non‐native European catfish, <i>Silurus glanis</i>, from multiple online sources – a case study for the River Tagus (Iberian Peninsula)
Spatial distribution patterns of the non‐native European catfish, <i>Silurus glanis</i>, from multiple online sources – a case study for the River Tagus (Iberian Peninsula) Open
Effective management of invasive fishes depends on the availability of updated information about their distribution and spatial dispersion. Forensic analysis was performed using online and published data on the European catfish, Silurus gl…
View article: First record of<i>Silurus glanis</i>Linnaeus, 1758 in Portugal (Iberian Peninsula)
First record of<i>Silurus glanis</i>Linnaeus, 1758 in Portugal (Iberian Peninsula) Open
Species introductions worldwide are becoming more widespread and their impacts more harmful, especially regarding the introduction of predatory fish (Cox and Lima, 2006). Freshwater fish invasions are related to ecosystem consequences, nam…