Survey coverages

Items in this collection: 6165

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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
3c5d09db-6932-4bdb-9574-ca4f2c2d973f Kartverket 2025 2025-09-25 2025-09-25 EM 2040 True False multibeam 0.23800 None NHS harbor and fairway None False None 1 0.4
3c5d1b1d-8624-4eb6-b9a0-0a1cdc40623f Kartverket 1965 1963-07-12 1965-09-10 Kelvin Huges MS21R, hand lead False False single beam with shoals 110.70000 None S-44 3 None False None 4 281
3c6db2e0-8bd3-46a7-9c4f-8e98cef585b8 Kartverket 2015 2015-08-19 2015-08-30 EM 2040 True False multibeam 9.76000 10.10800 NHS general 2 True None 1 2
3c741885-9af8-43e8-8019-e25e54b438dd Kartverket 2021 2021-05-12 2021-06-15 EM 2040 True False multibeam 12.33000 122.26000 NHS general None False None 1 2
3c788a8c-6cf5-4c00-86a2-25ec81060b69 Kartverket 2022 2023-01-02 2022-12-31 EM 2040 True False multibeam 0.02000 0.28300 NHS quay and special None False None 1 0.3
3c7b7dde-c2f3-4a85-8fd7-034dd247cfa3 None 2021 2021-10-25 2021-10-25 EM 2040 True False multibeam 0.02200 0.14000 NHS quay and special None False None 1 0.5
3c8d8bf2-857d-4861-ac2d-0f177d364f90 Kartverket 1970 1969-04-03 1970-07-15 Atlas Pelikan, machine lead, hand lead False False single beam with shoals 143.70000 None S-44 3 None False None 4 237
3c8eba3c-339c-4672-b54d-e09c0ce6463c Kartverket 2021 2021-04-20 2021-04-20 EM 710 True False multibeam 31.90000 17.11000 NHS Marine Basemaps 2 True None 1 3
3c904162-5bf0-43ce-a2b1-e80d2bcd8d13 Western Geco 2004 2000-12-31 2004-08-27 EM 3000, EM 1000 True False multibeam 0.92100 None S-44 1 2 True None 2 3
3c92ac9a-1f6c-4a7f-ae69-f2032efd242a Kystverket 2014 2014-05-12 2014-05-15 EM 2040 True False multibeam 2.14800 12.53000 NHS general 1 True None 1 2