Monitoring Of Rocky-Bottom Macrobenthic Communities On Locations At Svalbard And Jan Mayen Using Digital Image Analysis ...
No abstracts are to be cited without prior reference to the author.Temporal and spatial variations of epibenthic hard-bottom communities on high-arctic Svalbard and subarctic Jan Mayen are investigated by digital image analyses. The underwater photographs are taken using a metal frame (50 x 50 cm) a...
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2024
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Online Access: | https://dx.doi.org/10.17895/ices.pub.25348483 https://ices-library.figshare.com/articles/conference_contribution/Monitoring_Of_Rocky-Bottom_Macrobenthic_Communities_On_Locations_At_Svalbard_And_Jan_Mayen_Using_Digital_Image_Analysis/25348483 |
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ftdatacite:10.17895/ices.pub.25348483 2024-04-28T08:10:25+00:00 Monitoring Of Rocky-Bottom Macrobenthic Communities On Locations At Svalbard And Jan Mayen Using Digital Image Analysis ... Beuchel, Frank Gulliksen, Bjørn 2024 https://dx.doi.org/10.17895/ices.pub.25348483 https://ices-library.figshare.com/articles/conference_contribution/Monitoring_Of_Rocky-Bottom_Macrobenthic_Communities_On_Locations_At_Svalbard_And_Jan_Mayen_Using_Digital_Image_Analysis/25348483 unknown ASC 2003 - J - Theme session https://ices-library.figshare.com/ICES-ASC-2003/groups ICES Custom Licence https://www.ices.dk/Pages/library_policies.aspx Ecosystem observation, processes and dynamics article Other CreativeWork Conference contribution 2024 ftdatacite https://doi.org/10.17895/ices.pub.25348483 2024-04-02T12:00:32Z No abstracts are to be cited without prior reference to the author.Temporal and spatial variations of epibenthic hard-bottom communities on high-arctic Svalbard and subarctic Jan Mayen are investigated by digital image analyses. The underwater photographs are taken using a metal frame (50 x 50 cm) and a Hasselblad SWC in an underwater housing. The technique is based on stereo- photographs developed by Thomas Lundälv. Digital image analysis was carried out using Adobe Photoshop and the plug-in Fovea Pro for measurements. An efficient method using the RGB- model of Photoshop was developed to retrieve community data of macrobenthic solitary and colonial organisms. The method is “non destructive” and therefore suitable for repetitively sampling. A long-term study (1977- today) of temporal variations and succession in Kongsfjord/Svalbard showed a correlation between increase of brown-algae and the sea urchin Strongylocentrotus sp. and the decline of the actinia Urticina sp. ... Article in Journal/Newspaper Arctic Jan Mayen Kongsfjord* Subarctic Svalbard 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 |
Ecosystem observation, processes and dynamics |
spellingShingle |
Ecosystem observation, processes and dynamics Beuchel, Frank Gulliksen, Bjørn Monitoring Of Rocky-Bottom Macrobenthic Communities On Locations At Svalbard And Jan Mayen Using Digital Image Analysis ... |
topic_facet |
Ecosystem observation, processes and dynamics |
description |
No abstracts are to be cited without prior reference to the author.Temporal and spatial variations of epibenthic hard-bottom communities on high-arctic Svalbard and subarctic Jan Mayen are investigated by digital image analyses. The underwater photographs are taken using a metal frame (50 x 50 cm) and a Hasselblad SWC in an underwater housing. The technique is based on stereo- photographs developed by Thomas Lundälv. Digital image analysis was carried out using Adobe Photoshop and the plug-in Fovea Pro for measurements. An efficient method using the RGB- model of Photoshop was developed to retrieve community data of macrobenthic solitary and colonial organisms. The method is “non destructive” and therefore suitable for repetitively sampling. A long-term study (1977- today) of temporal variations and succession in Kongsfjord/Svalbard showed a correlation between increase of brown-algae and the sea urchin Strongylocentrotus sp. and the decline of the actinia Urticina sp. ... |
format |
Article in Journal/Newspaper |
author |
Beuchel, Frank Gulliksen, Bjørn |
author_facet |
Beuchel, Frank Gulliksen, Bjørn |
author_sort |
Beuchel, Frank |
title |
Monitoring Of Rocky-Bottom Macrobenthic Communities On Locations At Svalbard And Jan Mayen Using Digital Image Analysis ... |
title_short |
Monitoring Of Rocky-Bottom Macrobenthic Communities On Locations At Svalbard And Jan Mayen Using Digital Image Analysis ... |
title_full |
Monitoring Of Rocky-Bottom Macrobenthic Communities On Locations At Svalbard And Jan Mayen Using Digital Image Analysis ... |
title_fullStr |
Monitoring Of Rocky-Bottom Macrobenthic Communities On Locations At Svalbard And Jan Mayen Using Digital Image Analysis ... |
title_full_unstemmed |
Monitoring Of Rocky-Bottom Macrobenthic Communities On Locations At Svalbard And Jan Mayen Using Digital Image Analysis ... |
title_sort |
monitoring of rocky-bottom macrobenthic communities on locations at svalbard and jan mayen using digital image analysis ... |
publisher |
ASC 2003 - J - Theme session |
publishDate |
2024 |
url |
https://dx.doi.org/10.17895/ices.pub.25348483 https://ices-library.figshare.com/articles/conference_contribution/Monitoring_Of_Rocky-Bottom_Macrobenthic_Communities_On_Locations_At_Svalbard_And_Jan_Mayen_Using_Digital_Image_Analysis/25348483 |
genre |
Arctic Jan Mayen Kongsfjord* Subarctic Svalbard |
genre_facet |
Arctic Jan Mayen Kongsfjord* Subarctic Svalbard |
op_relation |
https://ices-library.figshare.com/ICES-ASC-2003/groups |
op_rights |
ICES Custom Licence https://www.ices.dk/Pages/library_policies.aspx |
op_doi |
https://doi.org/10.17895/ices.pub.25348483 |
_version_ |
1797578302605492224 |