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Survey coverages

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survey_id data_owner year date_start date_end depth_sensor logged_backscatter logged_water_column survey_method total_area normalised_area quality_specification resolution modeled financier data_quality target_resolution
30f28356-461c-4714-b885-7bbabffd6953 Kartverket 2011 2011-09-05 2011-09-27 EM 3002 Dual True False multibeam 2.48700 None S-44 1 1 True None 1 1
3103f660-7d07-4810-bb36-466fa21c0c8d Kartverket 2025 2025-06-28 2025-09-09 EM 2040 True False multibeam 1.90000 58.80000 NHS general None False None 1 None
310aff17-308b-4be8-a3bd-8061c18c298d Kystverket 2022 2022-04-28 2022-04-29 EM 2040, EM 2040 True False multibeam 2.72000 6.81000 NHS general None False None 1 2
315ceb25-c9a0-494c-8ee0-0d61c3aa8b79 Kartverket 1971 1971-04-18 1971-05-31 Atlas Pelikan, Simrad EQ False False single beam with shoals 11.37900 None S-44 3 None False None 4 248
315eed3c-0b68-40c0-8b8a-f16dad2ac1c2 Kartverket 2013 2013-04-21 2013-04-22 EM 710 True True multibeam 0.00000 0.00000 S-44 2 None False None 1 4
317e0d93-92fb-462e-b93c-8288757a603a Istituto Idrografico della Marina 2020 2020-07-09 2020-07-25 EM 302 False True multibeam None None No quality control None False None 1 36
318567c5-b5a9-455d-a1fc-cae481219e91 Kystverket 2018 2018-09-30 2018-10-08 EM 2040 True False multibeam 4.75000 32.60000 NHS general None False None 1 1
318f3930-6c28-4cf4-984d-b07f8b39d6e6 Western Geco 2003 2003-08-10 2003-08-21 EM 300, EM 1000 True False multibeam 8100.00000 None S-44 4 25 True None 2 262
319e2a85-cea2-4fc5-ba70-aa369959ef8a Kartverket 2023 2023-08-30 2023-08-31 EM 712 True True multibeam 256.00000 75.00000 NHS MAREANO 2 True Mareano 1 6
319ed0ed-979d-47d7-bafa-90640343cfe8 Kartverket 2020 2020-08-14 2020-08-28 EM 712 True True multibeam 55.20000 88.65000 NHS MAREANO 1 True Mareano 1 1