Mokrane Belharet

ORCID: 0000-0003-0640-1481
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About
Contact & Profiles
Research Areas
  • Marine and fisheries research
  • Coral and Marine Ecosystems Studies
  • Radioactive contamination and transfer
  • Radioactivity and Radon Measurements
  • Fish Ecology and Management Studies
  • Marine Bivalve and Aquaculture Studies
  • Radioactive element chemistry and processing
  • Marine Biology and Ecology Research
  • Marine and environmental studies
  • Isotope Analysis in Ecology
  • Marine Ecology and Invasive Species
  • Environmental and Biological Research in Conflict Zones
  • Chemical Synthesis and Characterization
  • Ichthyology and Marine Biology

Marine Biodiversity Exploitation and Conservation
2023-2024

Université de Montpellier
2023

Institut de Recherche pour le Développement
2023

Ifremer
2023

Centre National de la Recherche Scientifique
2012-2023

Politecnico di Milano
2019-2020

Laboratoire d'Aérologie
2015-2019

Institut de Radioprotection et de Sûreté Nucléaire
2016-2019

Université Toulouse III - Paul Sabatier
2016-2019

Université de Toulouse
2019

Abstract This study evaluates the fishing pressure exerted by most common recreational and professional, small-scale practices on vulnerable target bycatch species in coastal offshore waters of western Mediterranean. By combining multiple data sources, we assembled a unique dataset catches at sites these areas (RF) fisheries (SSF), covering period from 1997 to 2015. Furthermore, framework with which identify among all caught is provided; it based IUCN Red List, international conventions for...

10.1093/icesjms/fsz071 article EN ICES Journal of Marine Science 2019-03-29

The design (location and size) of sustaining, no‐take reserves was investigated by combining realistic numerical simulations larval dispersal from a sedentary marine species with population dynamics model. method explored, priori: (1) the planktonic duration (PLD) self‐persistent populations within radii 1 to 20 km, (2) size reserve reaching recruitment population, (3) offspring spillover adjacent fisheries for PLDs 6 weeks. In Gulf Lions (northwest Mediterranean), as radius increased median...

10.4319/lo.2012.57.4.1099 article EN Limnology and Oceanography 2012-07-01

Abstract Aim Ecological connectivity is currently considered to be essential enhance biodiversity conservation efforts and benefit adjacent areas. We evaluate the spatial structure of vulnerable marine benthic invertebrate populations based on improve placement protected Location Gulf Lions, NW Mediterranean Sea. Methods used a spatially explicit metapopulation model explore how larval dispersal affects dynamics at local regional scales. Minimum recruitment success (the proportion larvae...

10.1111/ddi.12254 article EN Diversity and Distributions 2014-09-19

Abstract. Huge amounts of radionuclides, especially 137Cs, were released into the western North Pacific Ocean after Fukushima nuclear power plant (FNPP) accident that occurred on 11 March 2011, resulting in contamination marine biota. In this study we developed a radioecological model to estimate 137Cs concentrations phytoplankton and zooplankton populations representing lower levels pelagic trophic chain. We coupled level ecosystem an ocean circulation take account site-specific...

10.5194/bg-13-499-2016 article EN cc-by Biogeosciences 2016-01-25

Abstract Establishing large networks of fully protected marine areas (MPAs) is challenging because displacement costs for fisheries. The use partially often proposed as an alternative. However, how conservation and fisheries outcomes MPA are mediated through time by the level protection remains uncertain. Here we a metapopulation model commercially exploited demersal coastal fish to assess alternative management policies. We compare temporal performances nonspatial management, MPAs, or MPAs...

10.1111/conl.12983 article EN cc-by Conservation Letters 2023-10-31

Abstract Offshore pelagic ecosystems are composed of vertically and functionally distinct epipelagic, migrant resident mesopelagic communities. While this vertical structure plays a key role in carbon sequestration supporting important fisheries, there is still no consensus on the respective contribution environmental factors (light, oxygen) processes controlling it at both global regional scale. Here we combine mechanistic modelling acoustic observations from worldwide Malaspina scientific...

10.1101/2024.07.04.602098 preprint EN bioRxiv (Cold Spring Harbor Laboratory) 2024-07-04

Abstract Most fish stocks world‐wide are fished at maximum sustainable yield (MSY) or overfished, as many fisheries management strategies have failed to achieve fishing. Identifying effective has now become urgent. Here, we developed a spatially explicit metapopulation model accounting for population connectivity in the north‐western Mediterranean Sea, and parameterized it three ecologically economically important coastal species: white seabream Diplodus sargus , two‐banded vulgaris dusky...

10.1111/1365-2664.13688 article EN Journal of Applied Ecology 2020-05-28

As result of the great east Japan earthquake on March 2011 and damages Fukushima Dai-ichi Nuclear Power Plant (FDNPP), huge amount radionuclides, especially 137Cs, were released to Japanese Pacific coast. By consequence, several marine species have been contaminated by direct uptake radionuclides from seawater or through feeding preys. In present study we propose a novel radioecological modelling approach aiming simulate transfer pelagic giving organism body-size key role in model. We...

10.1371/journal.pone.0212616 article EN cc-by PLoS ONE 2019-03-13

Abstract. Huge amounts of radionuclides, especially 137Cs, were released into the western North Pacific Ocean after Fukushima nuclear power plant (FNPP) accident that occurred on 11 March 2011, resulting in contamination marine biota. In this study we developed a radioecological model to estimate 137Cs concentrations phytoplankton and zooplankton populations representing lower levels pelagic trophic chain. We coupled level ecosystem an ocean circulation take account site-specific...

10.5194/bgd-12-9497-2015 preprint EN cc-by 2015-06-26
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