Interannual Variations of Upwelling in the East Coastof Guangdong and Its Correlation with Fisheries

Under the background of global warming, the interannual variation trend of coastalupwelling has become a research hotspot of global climate change in recent years. Based on thedata of temperature, chlorophyll concentration and wind field from 2002 to 2016, marine catches inGuangdong Province from 20...

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Main Authors: WEN Hao, HONG Bo
Format: Article
Language:zho
Published: Editorial Office of Pearl River 2020-01-01
Series:Renmin Zhujiang
Subjects:
Online Access:http://www.renminzhujiang.cn/thesisDetails#10.3969/j.issn.1001-9235.2020.07.001
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author WEN Hao
HONG Bo
author_facet WEN Hao
HONG Bo
author_sort WEN Hao
collection DOAJ
description Under the background of global warming, the interannual variation trend of coastalupwelling has become a research hotspot of global climate change in recent years. Based on thedata of temperature, chlorophyll concentration and wind field from 2002 to 2016, marine catches inGuangdong Province from 2010 to 2018, this paper studies the interannual variation trend ofintensity and center of upwelling along the east coast of Guangdong Province, and discusses therelationship between upwelling intensity and wind speed, marine catches and upwelling intensity.The results show that in the past 15 years, the intensity of upwelling in the east coast ofGuangdong Province is generally strengthened; the center of upwelling is at 23.6°~23.7°N in allprobability, and there is a trend of northward movement.The coastal wind plays an important rolein the interannual variation of upwelling; excluding the damage of fishing structure and otherfactors, the correlation between marine catches and upwelling in Guangdong Province is very high,and the correlation coefficient reaches to -0.81.
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spelling doaj-art-e943cc1076eb433c8bab127d87d586f02025-08-20T02:41:45ZzhoEditorial Office of Pearl RiverRenmin Zhujiang1001-92352020-01-014147651525Interannual Variations of Upwelling in the East Coastof Guangdong and Its Correlation with FisheriesWEN HaoHONG BoUnder the background of global warming, the interannual variation trend of coastalupwelling has become a research hotspot of global climate change in recent years. Based on thedata of temperature, chlorophyll concentration and wind field from 2002 to 2016, marine catches inGuangdong Province from 2010 to 2018, this paper studies the interannual variation trend ofintensity and center of upwelling along the east coast of Guangdong Province, and discusses therelationship between upwelling intensity and wind speed, marine catches and upwelling intensity.The results show that in the past 15 years, the intensity of upwelling in the east coast ofGuangdong Province is generally strengthened; the center of upwelling is at 23.6°~23.7°N in allprobability, and there is a trend of northward movement.The coastal wind plays an important rolein the interannual variation of upwelling; excluding the damage of fishing structure and otherfactors, the correlation between marine catches and upwelling in Guangdong Province is very high,and the correlation coefficient reaches to -0.81.http://www.renminzhujiang.cn/thesisDetails#10.3969/j.issn.1001-9235.2020.07.001upwellinginterannual variationcoastal wind speedcatches
spellingShingle WEN Hao
HONG Bo
Interannual Variations of Upwelling in the East Coastof Guangdong and Its Correlation with Fisheries
Renmin Zhujiang
upwelling
interannual variation
coastal wind speed
catches
title Interannual Variations of Upwelling in the East Coastof Guangdong and Its Correlation with Fisheries
title_full Interannual Variations of Upwelling in the East Coastof Guangdong and Its Correlation with Fisheries
title_fullStr Interannual Variations of Upwelling in the East Coastof Guangdong and Its Correlation with Fisheries
title_full_unstemmed Interannual Variations of Upwelling in the East Coastof Guangdong and Its Correlation with Fisheries
title_short Interannual Variations of Upwelling in the East Coastof Guangdong and Its Correlation with Fisheries
title_sort interannual variations of upwelling in the east coastof guangdong and its correlation with fisheries
topic upwelling
interannual variation
coastal wind speed
catches
url http://www.renminzhujiang.cn/thesisDetails#10.3969/j.issn.1001-9235.2020.07.001
work_keys_str_mv AT wenhao interannualvariationsofupwellingintheeastcoastofguangdonganditscorrelationwithfisheries
AT hongbo interannualvariationsofupwellingintheeastcoastofguangdonganditscorrelationwithfisheries