Biodiversity — Forest birds index in United Kingdom

United Kingdom: Biodiversity — Forest birds index was 82.7 Index in 2023. ▼ Falling

Latest (2023)
82.7 Index
Change on year
down 0.7%
Rank
5th
of 7 groups
All-time high
110.32 Index
in 1990
All-time low
82.7 Index
in 2023
Years of data
34
1990–2023

Biodiversity — Forest birds index in United Kingdom, 1990–2023

02550751001990200620231990: 110.3 Index1991: 106.2 Index1992: 102.7 Index1993: 100.6 Index1994: 99.9 Index1995: 100.1 Index1996: 100.9 Index1997: 101.5 Index1998: 101.4 Index1999: 100.8 Index2000: 100 Index2001: 99 Index2002: 98.2 Index2003: 97.7 Index2004: 97.6 Index2005: 97.7 Index2006: 98 Index2007: 98.4 Index2008: 98.8 Index2009: 99.3 Index2010: 100.6 Index2011: 101.6 Index2012: 101.4 Index2013: 100.6 Index2014: 99.8 Index2015: 98.7 Index2016: 96.7 Index2017: 94.3 Index2018: 91.7 Index2019: 89.3 Index2020: 86.8 Index2021: 84.6 Index2022: 83.3 Index2023: 82.7 Index

Source: Organisation for Economic Co-operation and Development. Measured in Index.

Analysis

United Kingdom recorded 82.7 Index for biodiversity — forest birds index in 2023. That is the lowest value across all 34 years on record.

Compared with earlier readings it is down 0.7% on the previous year and down 17.8% over ten years.

Over the whole period, biodiversity — forest birds index in United Kingdom peaked at 110.32 Index in 1990 and was at its lowest, 82.7 Index, in 2023.

The long-run direction has been consistently falling across the 34 years of available data.

Biodiversity — Forest birds index in United Kingdom, year by year

Annual values for Biodiversity — Forest birds index in United Kingdom, 1990 to 2023.
Year Index Change
1990 110.32 Index
1991 106.22 Index -3.7%
1992 102.66 Index -3.4%
1993 100.61 Index -2.0%
1994 99.88 Index -0.7%
1995 100.06 Index +0.2%
1996 100.86 Index +0.8%
1997 101.51 Index +0.6%
1998 101.41 Index -0.1%
1999 100.82 Index -0.6%
2000 100 Index -0.8%
2001 99.03 Index -1.0%
2002 98.17 Index -0.9%
2003 97.72 Index -0.5%
2004 97.57 Index -0.2%
2005 97.73 Index +0.2%
2006 97.96 Index +0.2%
2007 98.39 Index +0.4%
2008 98.8 Index +0.4%
2009 99.34 Index +0.5%
2010 100.62 Index +1.3%
2011 101.58 Index +1.0%
2012 101.45 Index -0.1%
2013 100.55 Index -0.9%
2014 99.85 Index -0.7%
2015 98.7 Index -1.1%
2016 96.73 Index -2.0%
2017 94.29 Index -2.5%
2018 91.74 Index -2.7%
2019 89.3 Index -2.7%
2020 86.76 Index -2.8%
2021 84.56 Index -2.5%
2022 83.26 Index -1.5%
2023 82.7 Index -0.7%

Averages by decade

DecadeAverage LowestHighest Years
1990s 102.43 Index 99.88 Index 110.32 Index 10
2000s 98.47 Index 97.57 Index 100 Index 10
2010s 97.48 Index 89.3 Index 101.58 Index 10
2020s 84.32 Index 82.7 Index 86.76 Index 4

Countries ranked near United Kingdom

  1. 2 Switzerland 131.1 Index compare
  2. 3 Sweden 130.39 Index compare
  3. 4 Cyprus 120 Index compare
  4. 5 Luxembourg 118.28 Index compare
  5. 6 Germany 112.69 Index compare
  6. 7 Spain 110 Index compare
  7. 8 Portugal 105.1 Index compare

See the full ranking of 25 places →

More environment data for United Kingdom

All data for United Kingdom →

Frequently asked questions

What is biodiversity — forest birds index in United Kingdom?
Biodiversity — forest birds index in United Kingdom was 82.7 Index in 2023, according to Organisation for Economic Co-operation and Development.
What is the highest biodiversity — forest birds index recorded in United Kingdom?
The highest recorded value was 110.32 Index in 1990.
What is the lowest biodiversity — forest birds index recorded in United Kingdom?
The lowest recorded value was 82.7 Index in 2023.
How does United Kingdom rank for biodiversity — forest birds index?
United Kingdom ranks 5th out of 7 groups with data for 2023.
Is biodiversity — forest birds index rising or falling in United Kingdom?
Over the last ten years it is down 17.8%. The long-run trend across the full record is falling.
Where does this United Kingdom data come from?
The figures come from Organisation for Economic Co-operation and Development, published as part of Biodiversity — Forest birds index. Statizoid updates them automatically from the source API.

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Biodiversity — Forest birds index in United Kingdom. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 22 August 2026, from https://environment.statizoid.com/stat/biodiversity-forest-birds-index/united-kingdom-2/

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About this data

Indicator
Biodiversity — Forest birds index
Unit
Index
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
25 places, 668 data points, 1990–2024
Last refreshed