Jonas Bylemans
YOU?
Author Swipe
View article: Laying Down the Foundations for Qualitative and Quantitative Freshwater Zooplankton Metabarcoding Surveys
Laying Down the Foundations for Qualitative and Quantitative Freshwater Zooplankton Metabarcoding Surveys Open
Metabarcoding has been proven to be a highly effective tool for surveying biodiversity in aquatic ecosystems. Despite the recent explosion of metabarcoding studies, relatively few efforts have focused on freshwater zooplankton communities,…
View article: Environmental DNA (eDNA) sampling strategies influence estimates of freshwater fish eDNA concentrations
Environmental DNA (eDNA) sampling strategies influence estimates of freshwater fish eDNA concentrations Open
Quantifying in-situ environmental DNA (eDNA) concentrations is increasingly used to infer fish abundance and biomass in freshwater ecosystems. While various sampling strategies (i.e. the combination of sample collection, eDNA preservation …
View article: Omics to Study and Manage Aquatic Environments: A Snapshot From the <scp>A</scp>qua<scp>E</scp>c<scp>O</scp>mics Meeting (Evian‐les‐Bains, 2025)
Omics to Study and Manage Aquatic Environments: A Snapshot From the <span>A</span>qua<span>E</span>c<span>O</span>mics Meeting (Evian‐les‐Bains, 2025) Open
The AquaEcOmics meeting brought together 280 scientists applying omics tools to aquatic research in March 2025 (Evian‐les‐Bains, France). We synthesised here the main outcomes from the 167 presentations which were given. A similar number o…
View article: From anarchy to clarity, data pre‐processing and statistical choices influence quantitative environmental <scp>DNA</scp> ( <scp>eDNA</scp> ) analyses
From anarchy to clarity, data pre‐processing and statistical choices influence quantitative environmental <span>DNA</span> ( <span>eDNA</span> ) analyses Open
Environmental DNA (eDNA) analyses hold great potential for increasing species detection sensitivities and estimating species abundances. The rapidly growing user base, continuous method development and optimisation have led to diverse appr…
View article: AquaEcOmics meeting: exploring aquatic ecology through omics. March 17-20, 2025. Program and abstracts booklet
AquaEcOmics meeting: exploring aquatic ecology through omics. March 17-20, 2025. Program and abstracts booklet Open
A meeting to explore aquatic ecosystems biodiversity, functionning and monitoring with eDNA and multi-Omics methods
View article: Growth of brown trout in the wild predicted by embryo stress reaction in the laboratory
Growth of brown trout in the wild predicted by embryo stress reaction in the laboratory Open
Laboratory studies on embryos of salmonids, such as the brown trout ( Salmo trutta ), have been extensively used to study environmental stress and how responses vary within and between natural populations. These studies are based on the im…
View article: Sex‐specific effects of inbreeding in juvenile brown trout
Sex‐specific effects of inbreeding in juvenile brown trout Open
Inbreeding depression, that is, the reduction of health and vigour in individuals with high inbreeding coefficients, is expected to increase with environmental, social, or physiological stress. It has therefore been predicted that sexual s…
View article: Sex-specific effects of inbreeding in juvenile brown trout
Sex-specific effects of inbreeding in juvenile brown trout Open
Inbreeding depression, i.e., the reduction of health and vigour in individuals with high inbreeding coefficients, is expected to increase with environmental, social, or physiological stress. Differences in the strength of sexual selection …
View article: Alpine freshwater fish biodiversity assessment: an inter-calibration test for metabarcoding method set up
Alpine freshwater fish biodiversity assessment: an inter-calibration test for metabarcoding method set up Open
The analysis of environmental DNA (eDNA) by high throughput sequencing (HTS) is proving to be a promising tool for freshwater fish biodiversity assessment in Europe within the Water Framework Directive (WFD, 2000/60/EC), especially for lar…
View article: Growth of brown trout in the wild predicted by embryo stress reaction in the laboratory
Growth of brown trout in the wild predicted by embryo stress reaction in the laboratory Open
Laboratory studies on embryos of salmonids, such as the brown trout ( Salmo trutta ), have been extensively used to study environmental stress and how responses vary within and between natural populations. These studies are based on the im…
View article: Sex-Specific Life History Affected by Stocking in Juvenile Brown Trout
Sex-Specific Life History Affected by Stocking in Juvenile Brown Trout Open
Salmonids are a socioeconomically and ecologically important group of fish that are often managed by stocking. Little is known about potential sex-specific effects of stocking, but recent studies found that the sexes differ in their stress…
View article: The value of quantitative environmental DNA analyses for the management of invasive and endangered native fish
The value of quantitative environmental DNA analyses for the management of invasive and endangered native fish Open
Environmental DNA (eDNA) monitoring is a useful tool for species detection but its use in addressing management questions remains scarce. One factor limiting the use of eDNA as a routine monitoring tool is uncertainty around the potential …
View article: Improving the detection of rare native fish species in environmental DNA metabarcoding surveys
Improving the detection of rare native fish species in environmental DNA metabarcoding surveys Open
The presence of threatened or endangered species often strongly influences management and conservation decisions. Within the Murray–Darling Basin (MDB), Australia, the presence of threatened native fish affects the management and allocatio…
View article: Alpine freshwater fish biodiversity assessment: an intercalibration test for metabarcoding method set up
Alpine freshwater fish biodiversity assessment: an intercalibration test for metabarcoding method set up Open
Environmental DNA (eDNA) based methods (Fig. 1) are proving to be a promising tool for freshwater fish biodiversity assessment in Europe within the Water Framework Directive (WFD, 2000/60/EC) especially for large rivers and lakes where cur…
View article: Improving the detection of rare native fish species in environmental DNA metabarcoding surveys
Improving the detection of rare native fish species in environmental DNA metabarcoding surveys Open
The presence of threatened or endangered species often strongly influences management and conservation decisions. Within the Murray–Darling Basin (MDB), Australia, the presence of threatened native fish affects the management and allocatio…
View article: Rojahn et al ( 2021) - Freshwater Biology Data.xlsx
Rojahn et al ( 2021) - Freshwater Biology Data.xlsx Open
Supplementary material: The value of quantitative environmental DNA analyses for the management of invasive and endangered fish. Datasheets contain site sample information, conventional monitoring data (catch and electrofishing data) and r…
View article: Novel universal primers for metabarcoding environmental DNA surveys of marine mammals and other marine vertebrates
Novel universal primers for metabarcoding environmental DNA surveys of marine mammals and other marine vertebrates Open
Metabarcoding studies using environmental DNA (eDNA) and high‐throughput sequencing (HTS) are rapidly becoming an important tool for assessing and monitoring marine biodiversity, detecting invasive species, and supporting basic ecological …
View article: A performance evaluation of targeted eDNA and eDNA metabarcoding analyses for freshwater fishes
A performance evaluation of targeted eDNA and eDNA metabarcoding analyses for freshwater fishes Open
Background The use of environmental DNA analysis has revolutionized biodiversity monitoring. Initially, eDNA monitoring surveys in aquatic environments utilized a targeted approach, but there has been a steady shift toward whole community …
View article: Novel Universal Primers for Metabarcoding eDNA Surveys of Marine Mammals and Other Marine Vertebrates
Novel Universal Primers for Metabarcoding eDNA Surveys of Marine Mammals and Other Marine Vertebrates Open
Metabarcoding studies using environmental DNA (eDNA) and high throughput sequencing (HTS) are rapidly becoming an important tool for assessing and monitoring marine biodiversity, detecting invasive species, and supporting basic ecological …
View article: Innovative approaches for the evaluation of the ecological conditions and ecosystems functionality of alpine lakes and rivers: the Interreg Alpine Space project Eco-AlpsWater
Innovative approaches for the evaluation of the ecological conditions and ecosystems functionality of alpine lakes and rivers: the Interreg Alpine Space project Eco-AlpsWater Open
Eco-AlpsWater is a project co-financed by the European Regional Development Fund (ERDF) through the Interreg “Alpine Space” programme. The aim of the project is to improve the traditional water monitoring approaches utilized in the Alpine …
View article: Monitoring riverine fish communities through eDNA metabarcoding: determining optimal sampling strategies along an altitudinal and biodiversity gradient
Monitoring riverine fish communities through eDNA metabarcoding: determining optimal sampling strategies along an altitudinal and biodiversity gradient Open
Monitoring aquatic biodiversity through DNA extracted from environmental samples (eDNA) combined with high-throughput sequencing, commonly referred to as eDNA metabarcoding, is increasing in popularity within the scientific community. Howe…
View article: Toward an ecoregion scale evaluation of <scp>eDNA</scp> metabarcoding primers: A case study for the freshwater fish biodiversity of the Murray–Darling Basin (Australia)
Toward an ecoregion scale evaluation of <span>eDNA</span> metabarcoding primers: A case study for the freshwater fish biodiversity of the Murray–Darling Basin (Australia) Open
High‐throughput sequencing of environmental DNA (i.e., eDNA metabarcoding) has become an increasingly popular method for monitoring aquatic biodiversity. At present, such analyses require target‐specific primers to amplify DNA barcodes fro…
View article: An environmental <scp>DNA‐</scp>based method for monitoring spawning activity: a case study, using the endangered Macquarie perch (<i>Macquaria australasica</i>)
An environmental <span>DNA‐</span>based method for monitoring spawning activity: a case study, using the endangered Macquarie perch (<i>Macquaria australasica</i>) Open
Summary Determining the timing and location of reproductive events is critical for efficient management of species. However, methods currently used for aquatic species are costly, time intensive, biased and often require destructive or inj…
View article: Evaluating genetic traceability methods for captive‑bred marine fish and their applications in fisheries management and wildlife forensics
Evaluating genetic traceability methods for captive‑bred marine fish and their applications in fisheries management and wildlife forensics Open
Growing demands for marine fish products is leading to increased pressure on already depleted wild populations and a rise in aquaculture production. Consequently, more captive-bred fish are released into the wild through accidental escape …