Andreas Palialexis

ORCID: 0000-0002-0787-4566
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About
Contact & Profiles
Research Areas
  • Marine and fisheries research
  • Marine Bivalve and Aquaculture Studies
  • Isotope Analysis in Ecology
  • Coral and Marine Ecosystems Studies
  • Marine animal studies overview
  • Coastal and Marine Management
  • Species Distribution and Climate Change
  • Fish Ecology and Management Studies
  • Cephalopods and Marine Biology
  • Identification and Quantification in Food
  • Marine and coastal ecosystems
  • Genetic diversity and population structure
  • Marine Ecology and Invasive Species
  • Remote Sensing and Land Use
  • Oceanographic and Atmospheric Processes
  • Marine and environmental studies
  • Marine Biology and Ecology Research
  • Marine Invertebrate Physiology and Ecology
  • International Maritime Law Issues
  • Turtle Biology and Conservation
  • Law, logistics, and international trade
  • Environmental DNA in Biodiversity Studies
  • Fish Biology and Ecology Studies
  • Geological and Geophysical Studies
  • Animal Behavior and Reproduction

Juraj Dobrila University of Pula
2023

University of Primorska
2023

Joint Research Centre
2013-2022

European Commission
2014

Hellenic Centre for Marine Research
2008-2013

University of Crete
2004-2011

Abstract A considerable amount of the existing knowledge discards in Mediterranean Sea is presented. Discarding highly varies along basin both geographically and among different fishing gears with bottom trawls being responsible for bulk discards, since they are characterized by high ratios. Midwater trawls, purse-seines, small-scale fisheries, despite their less proportion per se, produce overall quantities, majority landings. Based on collected information, a rough Mediterranean-wide...

10.1093/icesjms/fst074 article EN ICES Journal of Marine Science 2013-06-05

Abstract To reduce the practice of discarding commercially fished organisms, several measures such as a discard ban and extra allowances on top landings quotas (“catch quota”) have been proposed by European Commission. However, for their development successful implementation, an understanding patterns scale is needed. In this study, we present inter-national synthesis data collected board commercial, towed-gear equipped vessels operating under six different national flags spanning from...

10.1093/icesjms/fst030 article EN ICES Journal of Marine Science 2013-04-14

Abstract Modern approaches to Ecosystem-Based Management and sustainable use of marine resources must account for the myriad pressures (interspecies, human environmental) affecting ecosystems. The network feeding interactions between co-existing species populations (food webs) are an important aspect all ecosystems biodiversity. Here we describe discuss a process evaluate selection operational food-web indicators in evaluating ecosystem status. This brought together experts ecology, resource...

10.1093/icesjms/fsw230 article EN ICES Journal of Marine Science 2016-11-25
Karina von Schuckmann Pierre-Yves Le Traon Neville Smith Ananda Pascual Samuel Djavidnia and 95 more Jean‐Pierre Gattuso Marilaure Grégoire Signe Aaboe Victor Alari Brittany Alexander Andrés Alonso-Martirena Ali Aydoğdu Joel Azzopardi Marco Bajo Francesco Barbariol Mirna Batistić Arno Behrens Sana Ben Ismail Alvise Benetazzo Isabella Bitetto Mireno Borghini Laura Bray Arthur Capet Roberto Carlucci Sourav Chatterjee Jacopo Chiggiato Stefania Angela Ciliberti Giulia Cipriano Emanuela Clementi Paul Cochrane Gianpiero Cossarini Lorenzo D’Andrea Silvio Davison Emily Down Aldo Drago Jean‐Noël Druon Georg H. Engelhard Iván Federico Rade Garić Adam Gauci Riccardo Gerin Gerhard Geyer Rianne Giesen Simon Good Richard Graham Marilaure Grégoire Eric Greiner K. Gundersen Pierre Hélaouët Stefan Hendricks Johanna J. Heymans Jason T. Holt Marijana Hure Mélanie Juza Dimitris Kassis Paula Kellett Maaike Knol Panagiotis Kountouris Marilii Kõuts Priidik Lagemaa Thomas Lavergne Jean‐François Legeais Pierre-Yves Le Traon Simone Libralato Vidar S. Lien Leonardo Lima Sigrid Lind Ye Liu Diego Macías Ilja Maljutenko Antoine Mangin Aarne Männik Veselka Marinova Riccardo Martellucci Francesco Masnadi Elena Mauri Michael Mayer Milena Menna Catherine Meulders Jane S. Møgster Maeva Monier Kjell Arne Mork Malte Müller Jan Even Øie Nilsen Giulio Notarstefano José L. Oviedo Cyril Palerme Andreas Palialexis Diego Panzeri Silvia Pardo Elisaveta Peneva Paolo Pezzutto Annunziata Pirro Trevor Platt Pierre-Marie Poulain Laura Prieto Stefano Querin Lasse Rabenstein Roshin P. Raj Urmas Raudsepp

Chapter 1: CMEMS OSR5     1 1.1 IntroductionKarina von Schuckmann and Pierre-Yves Le Traon     1 1.2 Knowledge data for international Ocean governancePaula Kellett, Brittany E. Alexander Jo...

10.1080/1755876x.2021.1946240 article EN cc-by-nc-nd Journal of Operational Oceanography 2021-08-20

As a response to increasing human pressures on marine ecosystems, the legislation aimed at improving conservation and management of coastal areas in European Contiguous Seas (ECS) underwent crucial advances. ECS, however, still remain largely affected by threats leading biodiversity loss. Here, using emblematic case studies expert knowledge, we review current tools, comparing their application different assess effectiveness, potential for synergies, contradictions. Despite regional...

10.3389/fmars.2018.00420 article EN cc-by Frontiers in Marine Science 2018-11-20

Refined baseline inventories of non-indigenous species (NIS) are set per European Union Member State (MS), in the context Marine Strategy Framework Directive (MSFD). The based on initial assessment MSFD (2012) and updated data Alien Species Information Network, collaboration with NIS experts appointed by MSs. analysis revealed that a large number was not reported from assessments. Moreover, several initially listed currently considered as native Europe or were proven to be historical...

10.1016/j.marpolbul.2019.06.012 article EN cc-by Marine Pollution Bulletin 2019-06-22

Eutrophication is one of the most important anthropogenic pressures impacting coastal seas. In Europe, several legislations and management measures have been implemented to halt nutrient overloading in marine ecosystems. This study evaluates impact freshwater control on higher trophic levels (HTL) European ecosystems following descriptors criteria as defined by Marine Strategy Framework Directive (MSFD). We used a novel pan-European modeling ensemble fourteen HTL models, covering almost all...

10.3389/fmars.2021.596797 article EN cc-by Frontiers in Marine Science 2021-03-23

Abstract Discards refer to the part of catch not retained on board during commercial fishing operations, but returned sea. The proposed European Union Common Fisheries Policy reform, be implemented in 2014, sets out a gradual elimination discards by reducing unwanted catches and ensuring that all are landed. To develop successful discard mitigation measures, it is necessary identify reasons for discarding. Here, we have developed simple model can applied data from observer programmes (ObsPs)...

10.1093/icesjms/fst170 article EN ICES Journal of Marine Science 2013-10-18

This study investigates the association between an index of mesozooplankton biomass, derived from Continuous Plankton Recorder survey and satellite-derived productivity fronts in North Atlantic. While chlorophyll-a content (CHL) is commonly described as a proxy for phytoplankton size estimated horizontal gradient CHL appears to be directly linked biomass. Our results suggest that lifespan fronts, which ranges weeks months, meets time requirement develop. The proposed indicator describes...

10.1038/s41598-019-41212-2 article EN cc-by Scientific Reports 2019-03-18

The deep sea is the largest biome on Earth but least explored. Our knowledge of it comes from scattered sources spanning different spatial and temporal scales. Implementation marine policies like European Union's Marine Strategy Framework Directive (MSFD) support for Blue Growth in are therefore hindered by lack data. Integrated assessments environmental status require tools to work with disaggregated datasets (e.g. density deep-sea habitat-forming species, body-size distribution commercial...

10.1016/j.ecolind.2020.106624 article EN cc-by Ecological Indicators 2020-09-17

Evaluating environmental policies creates opportunities for harmonising and refining their implementation using a heuristic approach, considering the knowledge gaps in understanding complex processes. The European Union’s (EU) Marine Strategy Framework Directive (MSFD) is an ambitious legislation that brings together state, pressure, impact Descriptors of marine environment, built on ecosystem-based approach to management. Ultimately, aims achieve Good Environmental Status (GES) sustainable...

10.1016/j.marpol.2021.104473 article EN cc-by Marine Policy 2021-03-24

Abstract This study evaluates the relationship between both commercial and scientific spatial fisheries data a new satellite‐based estimate of potential fish production (Ocean Productivity available to Fish, OPFish) in European Seas. To construct OPFish, we used productivity frontal features derived from chlorophyll‐ horizontal gradients, which characterize 10%–20% global phytoplankton that effectively fuels higher trophic levels. OPFish is relatively consistent with distribution pelagic...

10.1111/faf.12585 article EN cc-by Fish and Fisheries 2021-07-04

Environmental policies, including the European Marine Strategy Framework Directive (MSFD), generally rely on measurement of indicators to assess good environmental status (GES) and ensure protection marine ecosystems. However, depending available scientific knowledge monitoring programs in place, quantitative GES assessments are not always feasible. This is specifically case for turtle species, which listed under Biodiversity Descriptor MSFD. Relying an expert consultation, goal this study...

10.3389/fmars.2022.790733 article EN cc-by Frontiers in Marine Science 2022-10-10

Many of the marine policy frameworks developed to protect biodiversity in deep-sea areas, including areas beyond national jurisdiction (ABNJ), include indicators assess objectives. These often have specific guidance on how should be applied and interpreted. Selection is an important process those with strong scientific underpinnings are more likely produce expected outcomes. We reviewed three assessment which ABNJ regions or were specifically for ABNJ: (1) Oslo Paris Convention Protection...

10.1016/j.marpol.2020.104182 article EN cc-by-nc-nd Marine Policy 2020-09-09
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