Annual median broadband (63 Hz - 4 kHz) sound level data for UK waters for the
years 2018-2022 inclusive. Data format is ASCII. These maps underpin the UK
Marine Strategy 2024 assessment for Descriptor 11.2 (continuous anthropogenic
sound). Images of these maps in PNG format are also provided for reference. A
summary table is also included which describes percentages of assessment
region areas exceeding sound levels above given decibels.