globalchange  > 气候变化与战略
DOI: 10.1073/pnas.2006910117
论文题名:
Evolved differences in energy metabolism and growth dictate the impacts of ocean acidification on abalone aquaculture
作者: Swezey D.S.; Boles S.E.; Aquilino K.M.; Stott H.K.; Bush D.; Whitehead A.; Rogers-Bennett L.; Hill T.M.; Sanford E.
刊名: Proceedings of the National Academy of Sciences of the United States of America
ISSN: 0027-8424
出版年: 2020
卷: 117, 期:42
起始页码: 26513
结束页码: 26519
语种: 英语
英文关键词: Aquaculture ; Climate resilience ; Genetic variation ; Global environmental change ; Lipid regulation
Scopus关键词: acidification ; aquaculture ; Article ; biological variation ; breeding ; energy metabolism ; genetic variation ; growth ; Haliotis rufescens ; lipid metabolism ; mortality ; nonhuman ; ocean acidification ; physical tolerance ; priority journal ; sea ; simulation ; survival
英文摘要: Ocean acidification (OA) poses a major threat to marine ecosystems and shellfish aquaculture. A promising mitigation strategy is the identification and breeding of shellfish varieties exhibiting resilience to acidification stress. We experimentally compared the effects of OA on two populations of red abalone (Haliotis rufescens), a marine mollusc important to fisheries and global aquaculture. Results from our experiments simulating captive aquaculture conditions demonstrated that abalone sourced from a strong upwelling region were tolerant of ongoing OA, whereas a captiveraised population sourced from a region of weaker upwelling exhibited significant mortality and vulnerability to OA. This difference was linked to population-specific variation in the maternal provisioning of lipids to offspring, with a positive correlation between lipid concentrations and survival under OA. This relationship also persisted in experiments on second-generation animals, and larval lipid consumption rates varied among paternal crosses, which is consistent with the presence of genetic variation for physiological traits relevant for OA survival. Across experimental trials, growth rates differed among family lineages, and the highest mortality under OA occurred in the fastest growing crosses. Identifying traits that convey resilience to OA is critical to the continued success of abalone and other shellfish production, and these mitigation efforts should be incorporated into breeding programs for commercial and restoration aquaculture. © 2020 National Academy of Sciences. All rights reserved.
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资源类型: 期刊论文
标识符: http://119.78.100.158/handle/2HF3EXSE/163984
Appears in Collections:气候变化与战略

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作者单位: Swezey, D.S., Bodega Marine Laboratory, University of California Davis, Bodega Bay, CA 94923, United States, Cultured Abalone Farm, Goleta, CA 93117, United States, Coastal and Marine Sciences Institute, University of California, Davis, CA 95616, United States; Boles, S.E., Bodega Marine Laboratory, University of California Davis, Bodega Bay, CA 94923, United States, Coastal and Marine Sciences Institute, University of California, Davis, CA 95616, United States, Department of Environmental Toxicology, University of California, Davis, CA 95616, United States; Aquilino, K.M., Bodega Marine Laboratory, University of California Davis, Bodega Bay, CA 94923, United States, Coastal and Marine Sciences Institute, University of California, Davis, CA 95616, United States, California Sea Grant, Scripps Institution of Oceanography, University of California San Diego, San diego, CA 92093, United States; Stott, H.K., Bodega Marine Laboratory, University of California Davis, Bodega Bay, CA 94923, United States; Bush, D., Cultured Abalone Farm, Goleta, CA 93117, United States; Whitehead, A., Coastal and Marine Sciences Institute, University of California, Davis, CA 95616, United States, Department of Environmental Toxicology, University of California, Davis, CA 95616, United States; Rogers-Bennett, L., Bodega Marine Laboratory, University of California Davis, Bodega Bay, CA 94923, United States, Coastal and Marine Sciences Institute, University of California, Davis, CA 95616, United States, California Department of Fish and Wildlife Marine Region, Bodega Marine Laboratory, Bodega Bay, CA 94923, United States, Karen C. Drayer Wildlife Health Center, University of California, Davis, CA 95616, United States; Hill, T.M., Bodega Marine Laboratory, University of California Davis, Bodega Bay, CA 94923, United States, Coastal and Marine Sciences Institute, University of California, Davis, CA 95616, United States, Department of Earth and Planetary Sciences, University of California, Davis, CA 95616, United States; Sanford, E., Bodega Marine Laboratory, University of California Davis, Bodega Bay, CA 94923, United States, Coastal and Marine Sciences Institute, University of California, Davis, CA 95616, United States, Department of Evolution and Ecology, University of California, Davis, CA 95616, United States

Recommended Citation:
Swezey D.S.,Boles S.E.,Aquilino K.M.,et al. Evolved differences in energy metabolism and growth dictate the impacts of ocean acidification on abalone aquaculture[J]. Proceedings of the National Academy of Sciences of the United States of America,2020-01-01,117(42)
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