Marie‐Laure Bégout

ORCID: 0000-0003-1416-3479
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About
Contact & Profiles
Research Areas
  • Fish Ecology and Management Studies
  • Aquaculture Nutrition and Growth
  • Marine and fisheries research
  • Aquaculture disease management and microbiota
  • Animal Behavior and Reproduction
  • Microplastics and Plastic Pollution
  • Physiological and biochemical adaptations
  • Zebrafish Biomedical Research Applications
  • Fish Biology and Ecology Studies
  • Environmental Toxicology and Ecotoxicology
  • Marine animal studies overview
  • Reproductive biology and impacts on aquatic species
  • interferon and immune responses
  • Water Quality Monitoring Technologies
  • Marine Biology and Environmental Chemistry
  • CRISPR and Genetic Engineering
  • Marine Bivalve and Aquaculture Studies
  • Coral and Marine Ecosystems Studies
  • Toxic Organic Pollutants Impact
  • Fish biology, ecology, and behavior
  • Effects and risks of endocrine disrupting chemicals
  • Identification and Quantification in Food
  • Parasite Biology and Host Interactions
  • Animal Vocal Communication and Behavior
  • Recycling and Waste Management Techniques

Ifremer
2016-2025

Marine Biodiversity Exploitation and Conservation
2015-2025

Centre National de la Recherche Scientifique
2006-2025

Institut National de Recherche pour l'Agriculture, l'Alimentation et l'Environnement
2022-2025

Université de Montpellier
2020-2025

Institut de Recherche pour le Développement
2020-2025

Droit, religion, entreprise et société
2010-2019

Laboratoire d’Études en Géophysique et Océanographie Spatiales
2018

Laboratoire de Recherche Scientifique
2010-2018

Laboratory for Ocean Physics and Satellite Remote Sensing
2018

Abstract Individual differences in physiological and behavioural responses to stressors are increasingly recognised as adaptive variation thus raw material for evolution fish farming improvements including selective breeding. Such individual has been evolutionarily conserved is present all vertebrate taxa fish. In farmed animals, the interest consistent trait associations, that coping styles, increased dramatically over last years because many studies have demonstrated links performance...

10.1111/raq.12100 article EN Reviews in Aquaculture 2015-05-28

Wild-type (WT) zebrafish are commonly used in behavioral tests, but the term WT is not a precise description, and corresponds to many different strains (e.g., AB, TU, WIK, others). Previous studies compared physiological, behavioral, or metabolic characteristics of (indigenous populations versus laboratory strains). AB TU widely used, at least one study has demonstrated differences between them. To choose most appropriate strain for our experiments, we systematically screened responses fish...

10.1089/zeb.2013.0871 article EN Zebrafish 2013-06-05

Microplastics are ubiquitous in aquatic ecosystems, but little information is currently available on the dangers and risks to living organisms. In order assess ecotoxicity of environmental microplastics (MPs), samples were collected from beaches two islands Guadeloupe archipelago, Petit-Bourg (PB) located main island Marie-Galante (MG) second archipelago. These have a similar polymer composition with mainly polyethylene (PE) polypropylene (PP). However, these very dissimilar regard their...

10.1016/j.ecoenv.2020.111665 article EN cc-by-nc-nd Ecotoxicology and Environmental Safety 2020-11-25

Microplastics (MPs), widely present in aquatic ecosystems, can be ingested by numerous organisms, but their toxicity remains poorly understood. Toxicity of environmental MPs from 2 beaches located on the Guadeloupe archipelago, Marie Galante (MG) and Petit-Bourg (PB) near North Atlantic gyre, was evaluated. A first experiment consisted exposing early life stages zebrafish (Danio rerio) to at 1 or 10 mg/L. The exposure particles water induced no toxic effects except a decrease larval swimming...

10.1016/j.envpol.2022.119721 article EN cc-by Environmental Pollution 2022-07-06

Senegalese sole (Solea senegalensis) and common (S. solea) are two economically evolutionary important flatfish species both in fisheries aquaculture. Although some genomic resources tools were recently described these species, further sequencing efforts required to establish a complete transcriptome, identify new molecular markers. Moreover, the comparative analysis of transcriptomes will be useful understand evolution. A comprehensive characterization transcriptome for each was carried out...

10.1186/1471-2164-15-952 article EN cc-by BMC Genomics 2014-11-03

Abstract Acoustic telemetry was used to record diel movement and habitat utilization of the salema (Sarpa salpa) (Teleostei: Sparidae) during three consecutive summers from 2000 2002 in Calvi Achiarina bays Corsica Mediterranean Sea. A total 18 fish equipped with acoustic transmitters inserted body cavity, 13 were tracked Bay (275 mm ± 26.9 LF), 5 (260 33.6 LF). Two different systems track fish. The one a manual receiver directional hydrophone. second system, Bay, radio-acoustic-positioning...

10.1016/j.icesjms.2005.06.010 article EN ICES Journal of Marine Science 2005-10-21

Abstract We review knowledge on applications of sustained aerobic swimming as a tool to promote productivity and welfare farmed fish species. There has been extensive interest in whether providing active species with current swim against can growth. The results are not conclusive but the studies have varied species, life stage, speed applied, feeding regime, stocking density other factors. Therefore, much remains be understood about mechanisms underlying findings ‘swimming‐enhanced growth’,...

10.1111/raq.12467 article EN Reviews in Aquaculture 2020-06-29

Vertebrate nasal microbiota (NM) plays a key role regulating host olfaction, immunity, neuronal differentiation, and structuring the epithelium. However, little is known in fish. This study provides first comprehensive analysis of NM two marine fish species, European seabass Atlantic cod. Given its direct environmental exposure, likely influenced by seawater fluctuations. We analysed community structure, specificity regarding seawater, interindividual variability 32 to 38 reared under...

10.1093/femsec/fiaf018 article EN cc-by-nc FEMS Microbiology Ecology 2025-02-17

The combination of the two pollutants, plastics (physico-chemical and anthropogenic) phycotoxins (natural biologic toxins from microalgae), that are present in most coastlines worldwide is a new risk for marine ecosystem needs to be investigated with respect human health. In this study, we (i) adhesion behavior benthic (Vulcanodinium rugosum) pelagic (Alexandrium pacificum) toxic microalgae on Mediterranean coast types macroplastics, (ii) (lipophilic pinnatoxin G portimine A produced by V....

10.5194/oos2025-642 preprint EN 2025-03-25
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