Research and analysis
C1c: Mean probability that benthic trawl surveys contain a litter item, expressed as a percentage, Greater North Sea and Celtic Seas, 2012 to 2019
Updated 1 December 2025
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| year | area | percentage |
|---|---|---|
| 2012 | Greater North Sea | 57.0 |
| 2012 | Celtic Seas | 47.0 |
| 2013 | Greater North Sea | 67.0 |
| 2013 | Celtic Seas | 49.0 |
| 2014 | Greater North Sea | 69.0 |
| 2014 | Celtic Seas | 53.0 |
| 2015 | Greater North Sea | 59.0 |
| 2015 | Celtic Seas | 43.0 |
| 2016 | Greater North Sea | 69.0 |
| 2016 | Celtic Seas | 38.0 |
| 2017 | Greater North Sea | 76.0 |
| 2017 | Celtic Seas | 40.0 |
| 2018 | Greater North Sea | 73.0 |
| 2018 | Celtic Seas | 45.0 |
| 2019 | Greater North Sea | 75.0 |
| 2019 | Celtic Seas | 43.0 |