首页|The environmental analysis and site selection of mussel and large yellow croaker aquaculture areas based on high resolution remote sensing

The environmental analysis and site selection of mussel and large yellow croaker aquaculture areas based on high resolution remote sensing

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Mussel aquaculture and large yellow croaker aquaculture areas and their environmental characteristics in Zhoushan were analyzed using satellite data and in-situ surveys.A new two-step remote sensing method was proposed and applied to determine the basic environmental characteristics of the best mussel and large yellow croaker aquaculture areas.This methodology includes the first step of extraction of the location distribution and the second step of the extraction of internal environmental factors.The fishery ranching index(FRI1,FRI2)was established to extract the mussel and the large yellow croaker aquaculture area in Zhoushan,using Gaofen-1(GF-1)and Gaofen-6(GF-6)satellite data with a special resolution of 2 m.In the second step,the environmental factors such as sea surface temperature(SST),chlorophyll a(Chl-a)concentration,current and tide,suspended sediment concentration(SSC)in mussel aquaculture area and large yellow croaker aquaculture area were extracted and analyzed in detail.The results show the following three points.(1)For the extraction of the mussel aquaculture area,FRI1 and FRI2 are complementary,and the combination of FRI1 and FRI2 is suitable to extract the mussel aquaculture area.As for the large yellow croaker aquaculture area extraction,FRI2 is suitable.(2)Mussel aquaculture and the large yellow croaker aquaculture area in Zhoushan are mainly located on the side near the islands that are away from the eastern open waters.The water environment factor template suitable for mussel and large yellow croaker aquaculture was determined.(3)This two-step remote sensing method can be used for the preliminary screening of potential site selection for the mussels and large yellow croaker aquaculture area in the future.the fishery ranching index(FRI1,FRI2)in this paper can be applied to extract the mussel and large yellow croaker aquaculture areas in coastal waters around the world.

mussel aquaculture arealarge yellow croaker aquaculture areahigh resolution satellitesite selectionenvironmental analysis

Lina Cai、Jie Yin、Xiaojun Yan、Yongdong Zhou、Rong Tang、Menghan Yu

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Marine Science and Technology College,Zhejiang Ocean University,Zhoushan 316022,China

Zhejiang Marine Fisheries Research Institute,Zhejiang Ocean University,Zhoushan 316004,China

National Key Research and Development Program of ChinaNational Key Research and Development Program of ChinaNational Natural Science Foundation of China Key International(Regional)Cooperative Research ProjectBasic Public Welfare Research Program of Zhejiang Province

2023YFD24019002020YFD0900800442020104009LGF21D010004

2024

海洋学报(英文版)
中国海洋学会

海洋学报(英文版)

CSTPCD
影响因子:0.323
ISSN:0253-505X
年,卷(期):2024.43(3)
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