The research of salmon migration intensity in estuary part of Bolshaya River (west part of Kamchatka peninsula) using survey set-net and hydroacoustical method ...
No abstracts are to be cited without prior reference to the author.The presence of survey set-nets on the pathways of fish migration leads to considerable changes in their migration behaviour. Besides of negative impact on the process of salmon migration, these methods of stock estimation give raise...
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2024
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Online Access: | https://dx.doi.org/10.17895/ices.pub.25349863 https://ices-library.figshare.com/articles/conference_contribution/The_research_of_salmon_migration_intensity_in_estuary_part_of_Bolshaya_River_west_part_of_Kamchatka_peninsula_using_survey_set-net_and_hydroacoustical_method/25349863 |
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ftdatacite:10.17895/ices.pub.25349863 2024-04-28T08:26:58+00:00 The research of salmon migration intensity in estuary part of Bolshaya River (west part of Kamchatka peninsula) using survey set-net and hydroacoustical method ... Gerasimov, Yuri V. Lapshin, Oleg M. Kovalenko, Michael N. 2024 https://dx.doi.org/10.17895/ices.pub.25349863 https://ices-library.figshare.com/articles/conference_contribution/The_research_of_salmon_migration_intensity_in_estuary_part_of_Bolshaya_River_west_part_of_Kamchatka_peninsula_using_survey_set-net_and_hydroacoustical_method/25349863 unknown ASC 2004 - S - Theme session https://ices-library.figshare.com/ICES-ASC-2004/groups ICES Custom Licence https://www.ices.dk/Pages/library_policies.aspx Fisheries and aquaculture Ecosystem observation, processes and dynamics article Other CreativeWork Conference contribution 2024 ftdatacite https://doi.org/10.17895/ices.pub.25349863 2024-04-02T12:00:32Z No abstracts are to be cited without prior reference to the author.The presence of survey set-nets on the pathways of fish migration leads to considerable changes in their migration behaviour. Besides of negative impact on the process of salmon migration, these methods of stock estimation give raise some doubts of the final results reliability. The aim of research was to compare the reliability of the data on the salmon migration intensity using the survey set-nets the hydroacoustic methods. We used echosounder Lowrance X-45 with wide-screen vibrator (120 deg.) which effectively works at the small depth. The studies were carried out in the nearshore waters in the immediate proximity to river mouth during the spawning migration of salmon. As a survey fishing gear the set-net of improved construction with verified parameters was used from July to August for the last three years. The data on the fish density obtained in the course of the echosounding surveys have shown direct relationship (r=0.78; F=24.8; ... Article in Journal/Newspaper Kamchatka Kamchatka Peninsula DataCite Metadata Store (German National Library of Science and Technology) |
institution |
Open Polar |
collection |
DataCite Metadata Store (German National Library of Science and Technology) |
op_collection_id |
ftdatacite |
language |
unknown |
topic |
Fisheries and aquaculture Ecosystem observation, processes and dynamics |
spellingShingle |
Fisheries and aquaculture Ecosystem observation, processes and dynamics Gerasimov, Yuri V. Lapshin, Oleg M. Kovalenko, Michael N. The research of salmon migration intensity in estuary part of Bolshaya River (west part of Kamchatka peninsula) using survey set-net and hydroacoustical method ... |
topic_facet |
Fisheries and aquaculture Ecosystem observation, processes and dynamics |
description |
No abstracts are to be cited without prior reference to the author.The presence of survey set-nets on the pathways of fish migration leads to considerable changes in their migration behaviour. Besides of negative impact on the process of salmon migration, these methods of stock estimation give raise some doubts of the final results reliability. The aim of research was to compare the reliability of the data on the salmon migration intensity using the survey set-nets the hydroacoustic methods. We used echosounder Lowrance X-45 with wide-screen vibrator (120 deg.) which effectively works at the small depth. The studies were carried out in the nearshore waters in the immediate proximity to river mouth during the spawning migration of salmon. As a survey fishing gear the set-net of improved construction with verified parameters was used from July to August for the last three years. The data on the fish density obtained in the course of the echosounding surveys have shown direct relationship (r=0.78; F=24.8; ... |
format |
Article in Journal/Newspaper |
author |
Gerasimov, Yuri V. Lapshin, Oleg M. Kovalenko, Michael N. |
author_facet |
Gerasimov, Yuri V. Lapshin, Oleg M. Kovalenko, Michael N. |
author_sort |
Gerasimov, Yuri V. |
title |
The research of salmon migration intensity in estuary part of Bolshaya River (west part of Kamchatka peninsula) using survey set-net and hydroacoustical method ... |
title_short |
The research of salmon migration intensity in estuary part of Bolshaya River (west part of Kamchatka peninsula) using survey set-net and hydroacoustical method ... |
title_full |
The research of salmon migration intensity in estuary part of Bolshaya River (west part of Kamchatka peninsula) using survey set-net and hydroacoustical method ... |
title_fullStr |
The research of salmon migration intensity in estuary part of Bolshaya River (west part of Kamchatka peninsula) using survey set-net and hydroacoustical method ... |
title_full_unstemmed |
The research of salmon migration intensity in estuary part of Bolshaya River (west part of Kamchatka peninsula) using survey set-net and hydroacoustical method ... |
title_sort |
research of salmon migration intensity in estuary part of bolshaya river (west part of kamchatka peninsula) using survey set-net and hydroacoustical method ... |
publisher |
ASC 2004 - S - Theme session |
publishDate |
2024 |
url |
https://dx.doi.org/10.17895/ices.pub.25349863 https://ices-library.figshare.com/articles/conference_contribution/The_research_of_salmon_migration_intensity_in_estuary_part_of_Bolshaya_River_west_part_of_Kamchatka_peninsula_using_survey_set-net_and_hydroacoustical_method/25349863 |
genre |
Kamchatka Kamchatka Peninsula |
genre_facet |
Kamchatka Kamchatka Peninsula |
op_relation |
https://ices-library.figshare.com/ICES-ASC-2004/groups |
op_rights |
ICES Custom Licence https://www.ices.dk/Pages/library_policies.aspx |
op_doi |
https://doi.org/10.17895/ices.pub.25349863 |
_version_ |
1797586118913294336 |