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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
501a046b-9bfd-490c-8ad9-f8f1ff1a43ca Kartverket 2017 2017-06-18 2017-06-21 EM 2040 True True multibeam 258.99200 95.39400 NHS MAREANO 2 True Mareano 1 5
501b03ec-4640-4aba-8008-15b4adea29cc Kartverket 2011 2011-10-16 2011-10-22 EM 3000 True True multibeam 0.00000 0.00000 S-44 2 None False None 2 None
501c9551-7198-4986-a2e3-fa15e5823e62 Kartverket 2025 2025-09-24 2025-09-24 EM 2040 True False multibeam 0.03300 None NHS harbor and fairway None False None 1 1
501e5ea8-0b76-49b2-952f-30970274eb53 Kartverket 2017 2017-08-26 2017-08-28 EM 710 True True multibeam 227.82800 164.17600 NHS general 2 True None 1 4
502a1c0a-bb63-468b-8fd3-5cb3da30b826 NCC Construction as 2003 2002-12-31 2003-10-21 Furuno FCV 581L True False multibeam 0.14600 0.00000 S-44 1 10 True None 4 11
50380815-7813-45ae-98bc-d3535c2aa0f7 Kartverket 1973 1973-04-24 1973-10-08 Simrad EQ, hand lead False False single beam with shoals 163.00000 None S-44 3 None False None 4 288
50463245-74af-43b2-9712-ef94dadd7d5f Kartverket 2014 2014-07-20 2014-07-29 EM 2040 True False multibeam 5.81600 29.36700 NHS general None False None 1 None
504b72b5-cb06-4653-8870-be9b73bb8f99 Kartverket 1976 1975-08-04 1976-06-22 Simrad EQ, hand lead False False single beam with shoals 66.60000 None S-44 3 None False None 4 439
50640113-f390-44ab-9362-4529aa3e837a Kartverket 2004 2004-01-01 2004-04-15 EM 3000 False False multibeam 4.10000 None S-44 1 1 True None 2 3
50710122-fecb-4a3b-a92b-73bc4e2d6c1a Kartverket 2019 2019-03-08 2019-05-12 EM 2040 True True multibeam 10.30000 168.57000 NHS Marine Basemaps 1 True None 1 1