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DOI10.1007/s10531-024-02779-z
Modeling the effects of climate change on the habitat suitability of Mediterranean gorgonians
发表日期2024
ISSN0960-3115
EISSN1572-9710
起始页码33
结束页码3
卷号33期号:3
英文摘要Multiple stressors, including global warming, increasingly threaten the distribution and abundance of gorgonian forests. We built species distribution models (SDM) combined with machine learning algorithms to compare the ecological niche and distribution response to climate change under the worst IPCC scenario RCP8.5 for three Mediterranean gorgonian species (Paramuricea clavata,Eunicella cavolinii and Eunicella singularis. To obtain the potential habitat suitability and future distribution projections (2040-2050), we employed three Machine Learning models (XGBoost, Random Forest and the K-nearest neighbour) which considered 23 physicochemical and 4 geophysical environmental variables. The global sensitivity and uncertainty analysis was used to identify the most important environmental variables shaping habitat suitability for each species and to disentangle the interaction terms among environmental variables. For all species, bathymetry was the primary variable influencing habitat suitability, which had strong interactions with silicate concentration, salinity, and concavity. Under predicted future climatic conditions, P. clavata is predicted to shift its habitat suitability from lower to higher latitudes, mainly in the Adriatic Sea. For both E. cavolinii and E. singularis, a general habitat reduction was predicted. In particular, E. cavolinii is expected to reduce its occupancy area by 49%, suggesting that the sensitivity of symbiotic algae (zooxanthellae) may not be the principal cause of susceptibility of this species to thermal stresses and climate change.
英文关键词Paramuricea clavata; Eunicella cavolinii; Eunicella singularis; Global sensitivity and uncertainty analysis (GSUA); Machine learning (ML); Species distribution models (SDM)
语种英语
WOS研究方向Biodiversity & Conservation ; Environmental Sciences & Ecology
WOS类目Biodiversity Conservation ; Ecology ; Environmental Sciences
WOS记录号WOS:001163262000001
来源期刊BIODIVERSITY AND CONSERVATION
文献类型期刊论文
条目标识符http://gcip.llas.ac.cn/handle/2XKMVOVA/309857
作者单位University of Parma
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GB/T 7714
. Modeling the effects of climate change on the habitat suitability of Mediterranean gorgonians[J],2024,33(3).
APA (2024).Modeling the effects of climate change on the habitat suitability of Mediterranean gorgonians.BIODIVERSITY AND CONSERVATION,33(3).
MLA "Modeling the effects of climate change on the habitat suitability of Mediterranean gorgonians".BIODIVERSITY AND CONSERVATION 33.3(2024).
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