Sophie Pitois

ORCID: 0000-0003-3955-1451
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About
Contact & Profiles
Research Areas
  • Marine and fisheries research
  • Marine and coastal ecosystems
  • Marine Biology and Ecology Research
  • Marine Ecology and Invasive Species
  • Marine and environmental studies
  • Environmental DNA in Biodiversity Studies
  • Marine Invertebrate Physiology and Ecology
  • Isotope Analysis in Ecology
  • Microbial Community Ecology and Physiology
  • Marine Bivalve and Aquaculture Studies
  • Coastal and Marine Management
  • Marine and coastal plant biology
  • Aquatic Ecosystems and Phytoplankton Dynamics
  • Aquatic Invertebrate Ecology and Behavior
  • Colorectal Cancer Screening and Detection
  • Identification and Quantification in Food
  • Oceanographic and Atmospheric Processes
  • Coastal wetland ecosystem dynamics
  • Food Industry and Aquatic Biology
  • Cephalopods and Marine Biology
  • International Maritime Law Issues
  • Coral and Marine Ecosystems Studies
  • Water Quality and Pollution Assessment
  • Ocean Acidification Effects and Responses
  • Climate variability and models

Centre for Environment, Fisheries and Aquaculture Science
2014-2025

University of East Anglia
2021

Norwich Research Park
2021

Université de Bourgogne
2017

Laboratoire Interdisciplinaire Carnot de Bourgogne
2017

University of Strathclyde
2000-2001

Anna Kopf Mesude Bicak Renzo Kottmann Julia Schnetzer Ivaylo Kostadinov and 95 more Katja Lehmann Antonio Fernàndez-Guerra Christian Jeanthon Eyal Rahav Matthias S. Ullrich Antje Wichels Gunnar Gerdts Paraskevi N. Polymenakou Georgios Kotoulas Rania Siam Rehab Z. Abdallah Eva C. Sonnenschein Thierry Cariou Fergal O’Gara Stephen A. Jackson Sandi Orlić Michael Steinke Julia Busch Bernardo Duarte Isabel Caçador João Canning‐Clode Oleksandra Bobrova V. Marteinsson Eyjólfur Reynisson Clara Magalhães Loureiro Gian Marco Luna Grazia Marina Quero Carolin Löscher Anke Kremp Marie E. DeLorenzo Lise Øvreås Jennifer Tolman Julie LaRoche Antonella Penna Marc E. Frischer Timothy W. Davis Barker Katherine Chris Meyer Sandra Ramos Catarina Magalhães Florence Jude‐Lemeilleur M. Leopoldina Aguirre‐Macedo Shiao Wang Nicole Poulton Scott Jones Rachel Collin Jed A. Fuhrman Pascal Conan Cecilia Alonso Noga Stambler Kelly D. Goodwin Michail M. Yakimov Federico Baltar Levente Bodrossy Jodie van de Kamp Dion M. F. Frampton Martin Ostrowski Paul D. van Ruth Paul Malthouse S. Claus Klaas Deneudt Jonas Mortelmans Sophie Pitois David Wallom Ian Salter Rodrigo Costa Declan C. Schroeder Mahrous M Kandil Valentina Amaral Florencia Biancalana Rafael Santana Maria Luiza Pedrotti Takashi Yoshida Hiroyuki Ogata Tim Ingleton Kate Munnik Naiara Rodríguez‐Ezpeleta Véronique Berteaux‐Lecellier Patricia Wecker Ibon Cancio Daniel Vaulot Christina Bienhold Hassan Ghazal Bouchra Chaouni Soumya Essayeh Sara Ettamimi El Houcine Zaid Noureddine Boukhatem Abderrahim Bouali Rajaa Chahboune Saïd Barrijal Mohammed Timinouni Fatima El Otmani Mohamed Bennani Marianna Mea

Ocean Sampling Day was initiated by the EU-funded Micro B3 (Marine Microbial Biodiversity, Bioinformatics, Biotechnology) project to obtain a snapshot of marine microbial biodiversity and function world's oceans. It is simultaneous global mega-sequencing campaign aiming generate largest standardized data set in single day. This will be achievable only through coordinated efforts an Consortium, supportive partnerships networks between sites. commentary outlines establishment, aims Consortium...

10.1186/s13742-015-0066-5 article EN cc-by GigaScience 2015-06-17

Abstract Recent years have seen a plethora of studies reporting that ‘regime shifts’ occurred in the North Atlantic and Pacific Oceans during last century. In many cases, criteria used to distinguish regime shift not been explicitly stated. other formal definition has proposed data set assessed against it. Developing universal quantitative for identifying distinguishing between purported climatic ecological shifts proved problematic as authors developed seem unique system under study....

10.1111/j.1467-2979.2006.00215.x article EN Fish and Fisheries 2006-05-08

Abstract. Jellyfish are increasingly recognised as important components of the marine ecosystem, yet their specific role is poorly defined compared to that other zooplankton groups. This paper presents first global ocean biogeochemical model includes an explicit representation jellyfish and uses gain insight into influence on plankton community. The Plankton Type Ocean Model (PlankTOM11) groups organisms functional types (PFTs). PFT parameterised here based our synthesis observations growth,...

10.5194/bg-18-1291-2021 article EN cc-by Biogeosciences 2021-02-18

Abstract Increasing direct human pressures on the marine environment, coupled with climate‐driven changes, is a concern to ecosystems globally. This requires development and monitoring of ecosystem indicators for effective management adaptation planning. Plankton lifeforms (broad functional groups) are sensitive environmental change can provide simplified view plankton biodiversity, building an understanding in lower trophic levels. Here, we visualize regional‐scale multi‐decadal trends six...

10.1111/gcb.15066 article EN cc-by Global Change Biology 2020-04-01

Abstract Harmful algae can cause death in fish, shellfish, marine mammals, and humans, via their toxins or from effects associated with sheer quantity. There are many species, which a variety of problems around north-west Europe, the frequency distribution algal blooms have altered recent past. Species modelling was used to understand how harmful species may respond future climate change, by considering environmental preferences these shift. Most studies date use low resolution global model...

10.1093/icesjms/fsy113 article EN ICES Journal of Marine Science 2018-08-13

Abstract Aim Invasive species are of increasing global concern. Nevertheless, the mechanisms driving further distribution after initial establishment non‐native remain largely unresolved, especially in marine systems. Ocean currents can be a major driver governing range occupancy, but this has not been accounted for most invasion ecology studies so far. We investigate how well areas interconnected to later occupancy regions test potential role ocean secondary spread dynamics order infer...

10.1111/geb.12742 article EN cc-by-nc Global Ecology and Biogeography 2018-05-16

Abstract Automated systems driven by machine learning is becoming increasingly used as an environmental monitoring tool. A common approach to use classification algorithms identify counts of categories (e.g. species) from images. However, the can be biased in presence error. To draw valid conclusions, it crucial incorporate these errors into analysis and interpretation algorithm results. We introduce a general framework for describing with classifiers, including data both classifier...

10.1111/2041-210x.14484 article EN cc-by-nc Methods in Ecology and Evolution 2025-01-21

The Pi-10 is the latest iteration of Plankton Imager: a high-speed colour line-scan camera that images particles in flow-through system. cost-effective, easy to install and low maintenance automated instrument can be used on any platform with access water power supply. We tested research vessel Cefas Endeavour, connected continuous supply pumping at 34 L min-1. collected particles, within size range 180 um - 3.5 cm, automatically continuously, alongside other operations, all weathers over...

10.1101/2025.01.27.635045 preprint EN bioRxiv (Cold Spring Harbor Laboratory) 2025-01-28

Eutrophication of waters can lead to the development blooms cyanobacteria (blue-green algae) and consequent health environmental problems. The presence these organisms in recreational drinking is generally undesirable or even hazardous, although nitrogen fixing blue-green algae be beneficially used as biofertilisers for plantation crops. This paper reviews characteristics particularly their toxins. mechanisms toxic algal are discussed, factors influencing toxin production. nuisance hazards...

10.1080/09603120050127158 article EN International Journal of Environmental Health Research 2000-09-01

We present a unique view of mackerel (Scomber scombrus) in the North Sea based on new time series larvae caught by Continuous Plankton Recorder (CPR) survey from 1948-2005, covering period both before and after collapse stock. Hydrographic backtrack modelling suggested that effect advection is very limited between spawning capture CPR survey. Using statistical technique not previously applied to data, we then generated larval index accounts for catchability as well spatial temporal...

10.1371/journal.pone.0038758 article EN cc-by PLoS ONE 2012-06-21

Major planktonic lifeforms such as diatoms, dinoflagellates, meroplankton and holoplankton have recently shown significant alarming changes in abundance - mainly downwards trends around the northwest European shelf. This has major implications for food web connections ecosystem services including seafood provision carbon storage. We quantified these 2006–2019/20 using a Plankton Index (PI) show that scale of spatial aggregation is critical to ability PI detect change, understand causal...

10.1016/j.ecolind.2023.110571 article EN cc-by-nc-nd Ecological Indicators 2023-07-13

Recent records of the invasive ctenophore Mnemiopis leidyi A. Agassiz, 1865 in North Sea are a cause for concern due to detrimental effects this invader has had on fish stocks Black and Caspian seas. The is major fishing ground spawning nursery areas many important species. These may be affected by competition predation from Mnemiopsis leidyi, so it determine whether species, having been introduced, likely become established produce blooms. This study applies temperature, salinity, food...

10.3391/ai.2014.9.1.02 article EN cc-by Aquatic Invasions 2014-03-01

Abstract Zooplankton play a central role in marine trophic webs, influencing both biogeochemistry and productivity of the oceans. Changes their communities are important indicators overall ecosystem health global change impacts. With increasing exploitation pressures on environment, there is growing need for high-resolution monitoring zooplankton to provide detailed information about seasonal decadal changes at local, regional, scales. This crucial knowledge gathered mainly through long-term...

10.1093/icesjms/fsac048 article EN ICES Journal of Marine Science 2022-03-10

Abstract. Three different models were applied to study the reproduction, survival and dispersal of Mnemiopsis leidyi in Scheldt estuaries southern North Sea: a high-resolution particle tracking model with passive particles, low-resolution reproduction coupled biogeochemical model, dynamic energy budget (DEB) model. The results models, each its strengths weaknesses, suggest following conceptual situation: (i) possess enough retention capability keep an overwintering population, exchange...

10.5194/os-11-405-2015 article EN cc-by Ocean science 2015-06-04

Abstract. Plankton form the base of marine food web and are sensitive indicators environmental change. time series therefore an essential part monitoring progress towards global biodiversity goals, such as Convention on Biological Diversity Aichi Targets, for informing ecosystem-based policy, EU Marine Strategy Framework Directive. Multiple plankton programmes exist in Europe, but differences sampling analysis methods prevent integration their data, constraining utility over large...

10.5194/essd-13-5617-2021 article EN cc-by Earth system science data 2021-12-06

Abstract The Plankton Imager (PI) is an underway semi-automated, high-speed imaging instrument, which takes images of all passing particles and classifies the mesozooplankton present. We used data (temperature, salinity abundance) collected in Celtic Sea spring autumn from 2016 to 2019 assess ability PI describe temporal changes community capture seasonality individual taxa. description obtained using identified both seasonal interannual community. Variation was higher between years than...

10.1093/plankt/fbab018 article EN Journal of Plankton Research 2021-02-18
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