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Shell characterization and effects on cavity volume of wild Jinjiang oyster Crassostrea ariakensis in different estuaries of China

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Journal of Oceanology and Limnology 2023年第5期41卷 2020-2031页

作者： Qi YANG Ao LI Luping WANG Rihao CONG Jianming YANG Guofan ZHANG Wei WANG Li LI Shandong Key Lab of Applied Mycology College of Life SciencesQingdao Agricultural UniversityQingdao 266109China CAS and Shandong Province Key Laboratory of Experimental Marine Biology Center for Ocean Mega-ScienceInstitute of OceanologyChinese Academy of SciencesQingdao 266071China Laboratory for Marine Fisheries Science and Food Production Processes Pilot National Laboratory for Marine Science and Technology(Qingdao)Qingdao 266237China National and Local Joint Engineering Key Laboratory of Ecological Mariculture Institute of OceanologyChinese Academy of SciencesQingdao 266071China Laboratory for Marine Biology and Biotechnology Pilot National Laboratory for Marine Science and Technology(Qingdao)Qingdao 266237China

Jinjiang oyster Crassostrea ariakensis,a species with economic and ecological value,is distributed along the estuaries and coasts of East *** the decline in natural resources,the conservation and aquaculture of this species is ***,studies characterizing their shell shape remain *** investigated the morphological differences in the shells of wild Jinjiang oysters from six populations(Qinzhou,Shanghai,Nantong,Qingdao,and Binzhou hard or muddy bottom)along the coast of *** color of the shell and adductor muscle scar showed associations with temperature gradient along its geographical *** shape was defined by shell height to shell length ratio,and the ratio varies among geographic locations of the *** were found nearly round(Qinzhou and Nantong populations),oval(Qingdao and Binzhou populations),or water-droplet-shaped(Shanghai population).Binzhou populations living on muddy substrates are more elongated than those on hard *** addition,we developed a method to measure the cavity volume in *** and path analysis showed that shell height significantly influenced cavity *** synergistic effect of the two factors(the height,length,and width of the shell in pairs)on the cavity volume resulted in differences between northern and southern groups:samples from the southern group(Qinzhou and Shanghai)showed correlation between shell height and shell width,while those from the northern group(Nantong,Qingdao,and Binzhou)showed correlation between shell height and shell *** populations showed significant correlation between shell height and cavity height,and shell length and cavity length,while the correlation between shell width and cavity width was minimal,which may have been resulted from uneven shell *** linear equation for shell height and cavity volume under different ratios of shell height to length was *** this study,we determined that shell height has the most inf

关键词： shell shape cavity volume correlation analysis path analysis Crassostrea ariakensis

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