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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
35c3c4ad-6c2b-41d0-97b5-94c73bc76337 Kartverket 1973 1973-06-30 1973-07-29 Atlas Pelikan, Simrad EQ False False single beam 381.70000 None undefined None False None 4 1500
35d2941e-4fd8-4e51-bca8-9b71e21ba79a Kartverket 1981 1981-10-09 1981-12-30 Simrad EQ False False single beam with shoals 19.80000 None S-44 3 None False None 4 87
35dc822e-7c76-4bd9-9cf2-6f27851b7174 Kartverket 2025 2025-10-14 2025-10-14 EM 2040 True False multibeam 0.04800 None NHS harbor and fairway None False None 1 0.2
35de2d0a-2130-426e-87f8-c6905ea362c0 Kartverket 1967 1966-12-31 1967-01-01 Atlas Pelikan, Simrad EQ False False single beam with shoals 40.75000 None S-44 3 None False None 4 707
35eacea2-a643-4304-a199-691dd8e97a09 Kartverket 2022 2022-07-01 2022-07-20 EM 710 False False multibeam 230.29000 214.12000 NHS general None False None 1 7
35f0a90e-3544-4eb0-b555-7df67c0a6bc6 None 2021 2021-07-20 2021-07-27 EM 2040 True False multibeam 5.64700 18.36500 NHS quay and special 1 True None 1 2
35f5f38c-282d-4f59-8a07-84252ae6febf None None None None EM 3002 Dual False False multibeam 0.00000 0.00000 Other None False None 1 None
35fd8fc7-5856-4459-bd4c-120a1857cbb1 Kartverket 1985 1985-05-13 1985-06-14 Simrad EQ, EM 100 False False single beam with shoals 42.20000 None S-44 3 None False None 3 620
36013c5f-4513-4a91-80c7-696a1b730f9e Kartverket 2023 2023-03-23 2023-03-23 EM 2040 True False multibeam 0.11700 1.65300 NHS harbor and fairway None False None 1 0.3
36043ecf-af52-42a4-adfc-ca29d8077365 Kartverket 2023 2023-10-26 2023-10-26 EM 2040 True False multibeam 0.10000 0.60700 NHS quay and special None False None 1 0.4