ICES. 2021. Working Group on Acoustic and Egg Surveys for small pelagic fish in NE Atlantic (WGACEGG; outputs from 2020 meeting) ICES Scientific Reports. 3:76. 706 pp. https://doi.org/10.17895/ices.pub.8234
This year the group changed its name to Working Group on Acoustic and Egg Surveys for small pelagic fish in NE Atlantic (WGACEGG). WGACEGG coordinates, assesses and quality controls acoustic and daily egg production (DEPM) surveys of several pelagic stocks in ICES areas 6-9. During three 2020 WGACEG...
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Online Access: | http://hdl.handle.net/10508/12457 https://doi.org/10.17895/ices.pub.8234 |
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ftieo:oai:repositorio.ieo.es:10508/12457 2023-05-15T17:41:46+02:00 ICES. 2021. Working Group on Acoustic and Egg Surveys for small pelagic fish in NE Atlantic (WGACEGG; outputs from 2020 meeting) ICES Scientific Reports. 3:76. 706 pp. https://doi.org/10.17895/ices.pub.8234 Kooij, J. (Jeroen) van der Angélico, M.M. (María Manuel) Moreno, A. (Ana) Uriarte, A. (Andrés) O'Donnell, C. (Ciaran) Nunes, C. (Cristina) Duhamel, E. (Erwan) Ramos, F. (Fernando) Boyra, G. (Guillermo) Riveiro, I. (Isabel) Ibaibarriaga, L. (Leire) Santos, M. (María) Huret, M. (Martin) Doray, M. (Mathieu) Carrera, P. (Pablo) Díaz-Conde, M.P. (María Paz) Amorim, P. (Pedro) Rodríguez-Climent, S. (Silvia) Domínguez-Petit, R. (Rosario) Campanella, F. (Fabio) Kooij, J. (Jeroen) van der Angélico, M.M. (María Manuel) 2020 Eastern Atlantic Atlantique Nord-Est Océan atlantique Atlantic Ocean Atlántico Nordeste Océano Atlántico Northeast Atlantic Atlantique oriental Atlántico Oriental 2021 http://hdl.handle.net/10508/12457 https://doi.org/10.17895/ices.pub.8234 eng eng Centro Oceanográfico de Cádiz http://hdl.handle.net/10508/12457 ICES Working Group on Acoustic and Egg Surveys for Small Pelagic Fish in NE Atlantic (WGACEGG). (16/11/2020 - 20/11/2020. On-line (WebEx)). 2021. doi:10.17895/ices.pub.8234 Atribución-NoComercial-SinDerivadas 3.0 España http://creativecommons.org/licenses/by-nc-nd/3.0/es/ openAccess CC-BY-NC-ND monitoring fish catch composition data processing echo integrators report 2021 ftieo https://doi.org/10.17895/ices.pub.8234 2022-07-26T23:49:25Z This year the group changed its name to Working Group on Acoustic and Egg Surveys for small pelagic fish in NE Atlantic (WGACEGG). WGACEGG coordinates, assesses and quality controls acoustic and daily egg production (DEPM) surveys of several pelagic stocks in ICES areas 6-9. During three 2020 WGACEGG meetings, results of three DEPM surveys, three spring/summer acoustic surveys and all six autumn surveys were presented. Implications of the cancellation of three surveys (SAREVA and PELACUS (Spain)) and PELGAS (France) were also discussed, as were possible mitigations to minimize the effects on the relevant stock assessments. No concerns were raised about the surveys that took place. The results from the DEPM survey for sardine in 9a could not be provided until December, as COVID-19 had restricted laboratory access. WGACEGG also met with members of the Working Group on Southern Horse Mackerel, Anchovy, and Sardine (WGHANSA) to present the results from the 2020 Portuguese (PELAGO) acoustic survey in advance of the June assessment meeting. The working groups discussed the implications of PELAGO using a different vessel and of the earlier timing (compared to the timeseries) on the sardine and anchovy indices. The joint meeting also identified which surveys were at risk of being cancelled because of COVID-19 and discussed possible mitigations. Biomass estimates for both sardine and anchovy in division 9a were higher than observed in recent years as confirmed by both acoustic and DEPM surveys; DEPM derived Bay of Biscay anchovy spawning stock biomass was the highest on record although the number of recruits in the Bay of Biscay observed later in autumn did not reflect this increase. However, this was at least partly due to a northwards expansion into the English Channel where Bay of Biscay juveniles were found for the first time; sardine biomass in the Bay of Biscay from all available surveys suggested slightly lower values than the long-term average; in the English Channel sardine biomass was the second highest in the ... Report Northeast Atlantic Instituto Español de Oceanografía: e-IEO Nordeste ENVELOPE(-66.867,-66.867,-68.167,-68.167) |
institution |
Open Polar |
collection |
Instituto Español de Oceanografía: e-IEO |
op_collection_id |
ftieo |
language |
English |
topic |
monitoring fish catch composition data processing echo integrators |
spellingShingle |
monitoring fish catch composition data processing echo integrators Kooij, J. (Jeroen) van der Angélico, M.M. (María Manuel) Moreno, A. (Ana) Uriarte, A. (Andrés) O'Donnell, C. (Ciaran) Nunes, C. (Cristina) Duhamel, E. (Erwan) Ramos, F. (Fernando) Boyra, G. (Guillermo) Riveiro, I. (Isabel) Ibaibarriaga, L. (Leire) Santos, M. (María) Huret, M. (Martin) Doray, M. (Mathieu) Carrera, P. (Pablo) Díaz-Conde, M.P. (María Paz) Amorim, P. (Pedro) Rodríguez-Climent, S. (Silvia) Domínguez-Petit, R. (Rosario) Campanella, F. (Fabio) ICES. 2021. Working Group on Acoustic and Egg Surveys for small pelagic fish in NE Atlantic (WGACEGG; outputs from 2020 meeting) ICES Scientific Reports. 3:76. 706 pp. https://doi.org/10.17895/ices.pub.8234 |
topic_facet |
monitoring fish catch composition data processing echo integrators |
description |
This year the group changed its name to Working Group on Acoustic and Egg Surveys for small pelagic fish in NE Atlantic (WGACEGG). WGACEGG coordinates, assesses and quality controls acoustic and daily egg production (DEPM) surveys of several pelagic stocks in ICES areas 6-9. During three 2020 WGACEGG meetings, results of three DEPM surveys, three spring/summer acoustic surveys and all six autumn surveys were presented. Implications of the cancellation of three surveys (SAREVA and PELACUS (Spain)) and PELGAS (France) were also discussed, as were possible mitigations to minimize the effects on the relevant stock assessments. No concerns were raised about the surveys that took place. The results from the DEPM survey for sardine in 9a could not be provided until December, as COVID-19 had restricted laboratory access. WGACEGG also met with members of the Working Group on Southern Horse Mackerel, Anchovy, and Sardine (WGHANSA) to present the results from the 2020 Portuguese (PELAGO) acoustic survey in advance of the June assessment meeting. The working groups discussed the implications of PELAGO using a different vessel and of the earlier timing (compared to the timeseries) on the sardine and anchovy indices. The joint meeting also identified which surveys were at risk of being cancelled because of COVID-19 and discussed possible mitigations. Biomass estimates for both sardine and anchovy in division 9a were higher than observed in recent years as confirmed by both acoustic and DEPM surveys; DEPM derived Bay of Biscay anchovy spawning stock biomass was the highest on record although the number of recruits in the Bay of Biscay observed later in autumn did not reflect this increase. However, this was at least partly due to a northwards expansion into the English Channel where Bay of Biscay juveniles were found for the first time; sardine biomass in the Bay of Biscay from all available surveys suggested slightly lower values than the long-term average; in the English Channel sardine biomass was the second highest in the ... |
author2 |
Kooij, J. (Jeroen) van der Angélico, M.M. (María Manuel) |
format |
Report |
author |
Kooij, J. (Jeroen) van der Angélico, M.M. (María Manuel) Moreno, A. (Ana) Uriarte, A. (Andrés) O'Donnell, C. (Ciaran) Nunes, C. (Cristina) Duhamel, E. (Erwan) Ramos, F. (Fernando) Boyra, G. (Guillermo) Riveiro, I. (Isabel) Ibaibarriaga, L. (Leire) Santos, M. (María) Huret, M. (Martin) Doray, M. (Mathieu) Carrera, P. (Pablo) Díaz-Conde, M.P. (María Paz) Amorim, P. (Pedro) Rodríguez-Climent, S. (Silvia) Domínguez-Petit, R. (Rosario) Campanella, F. (Fabio) |
author_facet |
Kooij, J. (Jeroen) van der Angélico, M.M. (María Manuel) Moreno, A. (Ana) Uriarte, A. (Andrés) O'Donnell, C. (Ciaran) Nunes, C. (Cristina) Duhamel, E. (Erwan) Ramos, F. (Fernando) Boyra, G. (Guillermo) Riveiro, I. (Isabel) Ibaibarriaga, L. (Leire) Santos, M. (María) Huret, M. (Martin) Doray, M. (Mathieu) Carrera, P. (Pablo) Díaz-Conde, M.P. (María Paz) Amorim, P. (Pedro) Rodríguez-Climent, S. (Silvia) Domínguez-Petit, R. (Rosario) Campanella, F. (Fabio) |
author_sort |
Kooij, J. (Jeroen) van der |
title |
ICES. 2021. Working Group on Acoustic and Egg Surveys for small pelagic fish in NE Atlantic (WGACEGG; outputs from 2020 meeting) ICES Scientific Reports. 3:76. 706 pp. https://doi.org/10.17895/ices.pub.8234 |
title_short |
ICES. 2021. Working Group on Acoustic and Egg Surveys for small pelagic fish in NE Atlantic (WGACEGG; outputs from 2020 meeting) ICES Scientific Reports. 3:76. 706 pp. https://doi.org/10.17895/ices.pub.8234 |
title_full |
ICES. 2021. Working Group on Acoustic and Egg Surveys for small pelagic fish in NE Atlantic (WGACEGG; outputs from 2020 meeting) ICES Scientific Reports. 3:76. 706 pp. https://doi.org/10.17895/ices.pub.8234 |
title_fullStr |
ICES. 2021. Working Group on Acoustic and Egg Surveys for small pelagic fish in NE Atlantic (WGACEGG; outputs from 2020 meeting) ICES Scientific Reports. 3:76. 706 pp. https://doi.org/10.17895/ices.pub.8234 |
title_full_unstemmed |
ICES. 2021. Working Group on Acoustic and Egg Surveys for small pelagic fish in NE Atlantic (WGACEGG; outputs from 2020 meeting) ICES Scientific Reports. 3:76. 706 pp. https://doi.org/10.17895/ices.pub.8234 |
title_sort |
ices. 2021. working group on acoustic and egg surveys for small pelagic fish in ne atlantic (wgacegg; outputs from 2020 meeting) ices scientific reports. 3:76. 706 pp. https://doi.org/10.17895/ices.pub.8234 |
publisher |
Centro Oceanográfico de Cádiz |
publishDate |
2021 |
url |
http://hdl.handle.net/10508/12457 https://doi.org/10.17895/ices.pub.8234 |
op_coverage |
2020 Eastern Atlantic Atlantique Nord-Est Océan atlantique Atlantic Ocean Atlántico Nordeste Océano Atlántico Northeast Atlantic Atlantique oriental Atlántico Oriental |
long_lat |
ENVELOPE(-66.867,-66.867,-68.167,-68.167) |
geographic |
Nordeste |
geographic_facet |
Nordeste |
genre |
Northeast Atlantic |
genre_facet |
Northeast Atlantic |
op_relation |
http://hdl.handle.net/10508/12457 ICES Working Group on Acoustic and Egg Surveys for Small Pelagic Fish in NE Atlantic (WGACEGG). (16/11/2020 - 20/11/2020. On-line (WebEx)). 2021. doi:10.17895/ices.pub.8234 |
op_rights |
Atribución-NoComercial-SinDerivadas 3.0 España http://creativecommons.org/licenses/by-nc-nd/3.0/es/ openAccess |
op_rightsnorm |
CC-BY-NC-ND |
op_doi |
https://doi.org/10.17895/ices.pub.8234 |
_version_ |
1766143502461173760 |