Alba Ardura

Alba Ardura
University of Oviedo | UNIOVI · Department of Functional Biology

Postdoctoral researcher

About

123
Publications
18,015
Reads
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1,496
Citations
Citations since 2016
64 Research Items
1319 Citations
2016201720182019202020212022050100150200250
2016201720182019202020212022050100150200250
2016201720182019202020212022050100150200250
2016201720182019202020212022050100150200250

Publications

Publications (123)
Article
Microplastic pollution affects freshwater and marine biota worldwide, microplastics occurring even inside the organisms. With highly variable effects, from physical damage to toxicity of plastic compounds, microplastics are a potential threat to the biodiversity, community composition and organisms' health. This emerging pollutant could overstress...
Article
Anthropogenic litter is considered a potential vector for the dispersal of non-indigenous species (NIS) in marine ecosystems. Using the bay of Gijon (Southwestern Bay of Biscay) as a case study, we studied the composition and potential transfer of the communities inhabiting three different environment components: 1) natural and artificial substrate...
Article
Due to current marine pollution, microplastics ingestion through seafood is an increasing risk for consumers. In this study, microplastics from mussels (Mytilus galloprovincialis) and table salt employed in popular dishes in Bay of Biscay (Spain) were quantified and analysed by Fourier-Transformed Infrared spectroscopy. Microplastics varied in muss...
Article
Understanding the spread and distribution of Non-Indigenous Species (NIS) is key when implementing legislation to maintain good ecosystem health. Environmental DNA (eDNA) has shown great potential to detect aquatic organisms in a rapid and cost-effective way, however their applicability to new environments must be validated prior to their implement...
Article
Electronic waste sites are rich in heavy metals contained in electronic and electric equipment waste and pose a risk of pollution if metals enter in the environment nearby. The Korle lagoon, located in the center of Accra, is receiving waste effluents from industries, households and the adjacent e-waste burning site Agbogbloshie which is the bigges...
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The ever-growing concentration of microplastics in the marine environment is leading to a plethora of questions regarding marine organisms’ present and future health status. In this article, the Mediterranean mussel (Mytilus galloprovincialis), a commercial species distributed worldwide, has been exposed to 21 daily doses of polystyrene micropartic...
Article
Millions of tons of water cross the oceans inside ships' ballast tanks every day. Planktonic species hitch-hike with water and some may pose risks to ecosystems and economies if get released and establish outside their native range. We monitored ballast water in different trans-equatorial travels, visually and using molecular techniques, and found...
Article
Red algae are increasingly exploited for direct consumption and for production of gelling agents like agar and carrageenan, widely employed in food and personal care products. In this article we identify knowledge gaps about microplastics in the whole commercial life cycle of gelling red algae, from their marine production to the final wastewater t...
Article
Non-indigenous species can become a problem for the ecosystem health, especially when their distribution grows to the detriment of native species. In this moment, they can become invasive species. In marine ecosystems, the maritime transport is the principal gate and corridor for the movement of alien species. The genetic identification, using barc...
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Atlantic cod, Gadus morhua, is a highly appreciated fish in European seafood markets and is one of the most substituted fish species in the world. Fraud have been detected in European markets in the last decade, finding different substitute species sold as G. morhua or Atlantic cod on the label. In this study, we analyzed 252 samples of fresh and f...
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Plastic pollution is a major environmental issue that affects coasts all around the world. Many studies point out the importance of a better management of this type of pollution. In this pioneering study, we have analyzed the distribution of macro-, meso-, and microplastics along the coast of Asturias (southwest Bay of Biscay, Spain). Significant c...
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Despite high effort for food traceability to ensure safe and sustainable consumption, mislabeling persists on seafood markets. Determining what drives deliberate fraud is necessary to improve food authenticity and sustainability. In this study, the relationship between consumer’s appreciation and fraudulent mislabeling was assessed through a combin...
Article
Ships moving species across the oceans mix marine communities throughout latitudes. The introduction of new species may be changing the ecosystems even in remote islands. In tropical Pacific islands where maritime traffic is principally local, eDNA metabarcoding and barcoding revealed 75 introduced species, accounting in average for 28% of the comm...
Article
In COVID-19 pandemics ordinary citizens are overwhelmed by the often contradictory information about transmission of SARS-CoV-2 through surfaces, especially outdoors. Citizen volunteers (N=39) and researchers, working together for the first time on SARS-CoV-2 detection, searched this virus’ RNA on outdoors urban furniture of Mieres (Asturias, Spain...
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Zooplankton community inventories are the basis of fisheries management for containing fish larvae and their preys; however, the visual identification of early-stage larvae (the “missing biomass”) is difficult and laborious. Here, eDNA metabarcoding was employed to detect zooplankton species of interest for fisheries from open and coastal waters. H...
Article
In marine settings, anthropogenic disturbances and climate change increase the rate of biological invasions. Predicting still undescribed invasive alien species (IAS) is needed for preparing timely management responses. We tested a strategy for discovering new potential IAS using DNA in a trans-equatorial expedition onboard RV Polarstern. During on...
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Working as an interdisciplinary team, from the departments of Education and Biology we organized a short experiential learning seminar followed by a hands-on workshop for the promotion of citizen scientific literacy. Participants were adult lifelong learners enrolled in University programs, and others were adults interested in scientific activities...
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The increasing global demand for electric and electronic equipment (EEE) such as smartphones, tablets and electric car batteries has resulted in an increase in heavy metal releases to the environment at different steps during its manufacture (e.g. mining, extraction, production and e-waste). Some critical raw materials (CRMs) that supply the worldw...
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Ballast water is one of the main vectors of transport of nuisance species among marine ports. Neither treatment nor interchange completely reduces the risk of ballast water containing DNA from harmful species, being a signal of potential threat. However, although there are some efficient treatments, they are not available on all ships and there mig...
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DNA barcodes have been proposed for diverse applications as markers for species identification. One application that is not fully explored yet is their use for assessing the species biodiversity and presence of invasive alien species (IAS) in maritime biosecurity. The phylogeographical signals of the mitochondrial COI (mtCOI) gene have been sometim...
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Mediterranean coastal lagoons are environmentally important ecosystems whose conservation has been challenged due to anthropogenic impacts that promoted the expansion of non-indigenous and, sometimes, invasive species. Therefore, it is crucial to inventory biodiversity in these areas for the development of strategies of conservation and management....
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Conservation and sustainable management of aquatic ecosystems is a priority in environmental programs worldwide. However, these aims are highly dependent on the efficiency, accuracy and cost of existent methods for the detection of keystone species and monitoring of biological communities. Rapid advances in eDNA, barcoding and metabarcoding promote...
Article
Many freshwater non‐indigenous species (NISs) are stocked for recreational fishing, in some cases illegally in protected areas. In this study, fish communities were monitored using environmental DNA, electrofishing and anglers’ catches as the sources of samples in a mountainous Biosphere Reserve in Asturias (northern Spain), where stocking is forbi...
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Background: Bioassessment of rivers is a fundamental method to determine surface water quality. One of the groups most commonly employed as bioindicators of aquatic ecosystems are benthic macroinvertebrates. Their conventional assessment is based on morphological identification and entails several limitations, such as being time‐consuming and requi...
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Marine biological invasions threaten global biodiversity nowadays. In this article, we have studied fouling communities from 10 port areas of south Bay of Biscay (Atlantic Ocean) and Gulf of Lion (Mediterranean Sea). A total of 834 individuals were genetically barcoded and corresponded to 95 different species. A total of 76 native species 8 genera...
Article
Non-indigenous species (NIS) invasions are global phenomena that are the main drivers for ecosystem change and can often drastically affect the structure and function of novel ecosystems. Early detection is of prime importance for preventing the establishment and potential dispersal of NIS, making eradication and control more efficient and less cos...
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Rivers are a vital resource for human wellbeing. To reduce human impact on water bodies, the European Union has established an essential regulatory framework for protection and sustainable management (WFD; 2000/60/EC). In this strategy, reliable and economic bioindicators are a fundamental component. Benthic macroinvertebrates are the group most co...
Data
COI OTU Table. Raw data obtained with COI marker clustered in family OTUs (Operational Taxonomic Units). N_genus: Number of genus per family within sampling points. NA: non-asignment at that level. (XLSX)
Data
18S OTU Table. Raw data obtained with 18S marker clustered in family OTUs (Operational Taxonomic Units). N_genus: Number of genus per family within sampling points. NA: non-asignment at that level. (XLSX)
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Full-text available
Different environmental factors could induce epigenetic changes, which are likely involved in the biological invasion process. Some of these factors are driven by humans as, for example, the pollution and deliberate or accidental introductions and others are due to natural conditions such as salinity. In this study, we have analysed the relationshi...
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Background Many fish species have been introduced in wild ecosystems around the world to provide food or leisure, deliberately or from farm escapes. Some of those introductions have had large ecological effects. The north American native rainbow trout ( Oncorhynchus mykiss Walbaum, 1792) is one of the most widely farmed fish species in the world. I...
Data
Amplification Plots of control DNAs Plot A: Amplification plot from rainbow trout assay, lines from two samples (one with rainbow trout DNA and the other with the same amoun of rainbow and brown trout DNA) are showed giving the same value for quantification cycles. Plot B: Amplification plot from brown trout assay, lines from two samples (one with...
Article
The introduction of invasive species into a new environment is one of the most important factors implicated in loss of native biodiversity. Their early detection is indispensable to efficient control and management response, because after their incursion and establishment the eradication is nearly impossible. The Mediterranean Sea is one of the wor...
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Biological changes occurring as a consequence of domestication and/or captivity are not still deeply known. In Atlantic salmon (Salmo salar), endangered (Southern Europe) populations are enhanced by supportive breeding, which involves only 6 months of captive rearing following artificial spawning of wild-collected adults. In this work, we assess wh...
Article
The tubeworm Ficopomatus enigmaticus is a highly invasive species with an increasingly expanding distribution in Europe and America. In port areas it causes damage to structures and sewage systems because it is an active reef builder. Having short generation time and high reproduction capacity it is especially important to detect the species before...
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Background Salmonids are native from the North Hemisphere but have been introduced for aquaculture and sport fishing in the South Hemisphere and inhabit most rivers and lakes in temperate and cold regions worldwide. Five species are included in the Global Invasive Species Database: rainbow trout Oncorhynchus mykiss, Atlantic salmon Salmo salar, bro...
Data
Sensitivity assays Mix 1–5: Mixes of S. namaycush and S. fontinalis DNA used in the development of the PCR-RFLP method, indicating the percentage of S. namaycush and the amount of DNA of each species in the mix. In bold are the diagnostic fragments that can be seen in the agarose gel.
Data
Samples from different families of fishes from the laboratory collection employed for testing the Salmonidae-specific markers All the 16S rDNA haplotypes from each species obtained and employed in this work are available in GenBank with the accession numbers stated in the table.
Article
To accurately document the accelerated changes in biodiversity, scientists need an accurate historic baseline to which to compare the current state of a locale. These historic baselines are hard to come by, and specifically in the coastal principality of Asturias (northern Spain), biodiversity information before 1980 is scarce, fragmented, or entir...
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Epigenetics, as a DNA signature that affects gene expression and enables rapid reaction of an organism to environmental changes, is likely involved in the process of biological invasions. DNA methylation is an epigenetic mechanism common to plants and animals for regulating gene expression. In this study we show, for the first time in any marine sp...
Article
With only a narrow opening through the Gibraltar and Suez Canals, the Mediterranean Sea is one of the largest semi-enclosed seas. The marine flora and fauna are some of the richest in the world, relative to its size, particularly in the coastal habitats, which are also characterized by numerous endemic species although the introduction of non-indig...
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Mid-trophic pelagic fish are essential components of marine ecosystems because they represent the link between plankton and higher predators. Moreover, they are the basis of the most important fisheries resources; for example, in African waters. In this study, we have sampled pelagic fish larvae in the Eastern Atlantic Ocean along a latitudinal gra...
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Potamopyrgus antipodarum (New Zealand mud snail) is a prosobranch mollusk native to New Zealand with a wide invasive distribution range. Its non-indigenous populations are reported from Australia, Asia, Europe and North America. Being an extremely tolerant species, Potamopyrgus is capable to survive in a great range of salinity and temperature cond...
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Marine biological invasions threaten biodiversity worldwide. Here we explore how Marine Protected areas, by reducing human use of the coast, confer resilience against the introduction of non-indigenous species (NIS), using two very different Pacific islands as case studies for developing and testing mathematical models. We quantified NIS vectors an...
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This study presents a species-specific DNA-based marker for detection of the zebra mussel Dreissena polymorpha, recognized as one of the worst invasive species worldwide. The marker was developed in silico and experimentally tested on environmental samples. Gel and capillary electrophoreses for visualization of the PCR products were compared. Marke...
Article
Sequencing the cytochrome oxidase I gene and 16rRNA gene as DNA Barcodes as a phylogenetic methodology, we identified the origin of two invasive barnacles sampled from Vai’are Bay (Moorea Island) in 2011: Chthamalus proteus and Amphibalanus amphitrite. Reconstructed phylogenies strongly support multiple introductions of Chthamalus proteus: from a B...
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Today enormous research efforts are focused on alleviating the massive, adverse effects of obesity. Short peptides are key targets for research as they can be generated from natural proteins, like milk. Here we conducted Trypsinogen digestion of Beta-lactoglobulin (β-Lg), the major mammalian milk protein, to release the hexamer VY6. It was assayed...
Article
Two mitochondrial markers (Cytochrome oxidase COI and 16S rDNA) were employed for species identification of commercial shellfish from two Mediterranean countries. New COI Barcodes were generated for six species: Pleoticus robustus, Metapenaeopsis barbata, Parapenaeus fissuroides, Hymenopenaeus debilis, Metapenaeus affinis and Sepia aculeata. Biodiv...
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Ports are gateways for aquatic invasions. New arrivals from maritime traffic and disturbed environmental conditions can promote the settlement of exotic species. Molluscs fall into the most prevalent group of invasive species and can have a tremendous impact on aquatic ecosystems. Here we have investigated exotic molluscs in three ports with differ...