Marine waters affected by eutrophication in Croatia

Croatia: Marine waters affected by eutrophication was 11 Square kilometre in 2025. ◆ Volatile

Latest (2025)
11 Square kilometre
Change on year
unchanged
World rank
15th
of 40 countries
All-time high
105 Square kilometre
in 2001
All-time low
0 Square kilometre
in 2006
Years of data
25
2001–2025

Marine waters affected by eutrophication in Croatia, 2001–2025

02550751002001201320252001: 105 Square kilometre2002: 94 Square kilometre2003: 73 Square kilometre2004: 58 Square kilometre2005: 22 Square kilometre2006: 0 Square kilometre2007: 0 Square kilometre2008: 1 Square kilometre2009: 4 Square kilometre2010: 52 Square kilometre2011: 77 Square kilometre2012: 77 Square kilometre2013: 83 Square kilometre2014: 41 Square kilometre2015: 21 Square kilometre2016: 19 Square kilometre2017: 12 Square kilometre2018: 6 Square kilometre2019: 4 Square kilometre2020: 6 Square kilometre2021: 6 Square kilometre2022: 6 Square kilometre2023: 11 Square kilometre2024: 11 Square kilometre2025: 11 Square kilometre

Source: Eurostat. Measured in Square kilometre.

Analysis

Croatia recorded 11 Square kilometre for marine waters affected by eutrophication in 2025.

Compared with earlier readings it is down 47.6% over ten years.

Over the whole period, marine waters affected by eutrophication in Croatia peaked at 105 Square kilometre in 2001 and was at its lowest, 0 Square kilometre, in 2006.

That places Croatia 15th out of 40 countries with data for 2025, putting it in the middle of the range.

The series is highly variable year to year, so single readings are best treated with caution.

Marine waters affected by eutrophication in Croatia, year by year

Annual values for Marine waters affected by eutrophication in Croatia, 2001 to 2025.
Year Square kilometre Change
2001 105 Square kilometre —
2002 94 Square kilometre -10.5%
2003 73 Square kilometre -22.3%
2004 58 Square kilometre -20.5%
2005 22 Square kilometre -62.1%
2006 0 Square kilometre -100.0%
2007 0 Square kilometre —
2008 1 Square kilometre —
2009 4 Square kilometre +300.0%
2010 52 Square kilometre +1200.0%
2011 77 Square kilometre +48.1%
2012 77 Square kilometre +0.0%
2013 83 Square kilometre +7.8%
2014 41 Square kilometre -50.6%
2015 21 Square kilometre -48.8%
2016 19 Square kilometre -9.5%
2017 12 Square kilometre -36.8%
2018 6 Square kilometre -50.0%
2019 4 Square kilometre -33.3%
2020 6 Square kilometre +50.0%
2021 6 Square kilometre +0.0%
2022 6 Square kilometre +0.0%
2023 11 Square kilometre +83.3%
2024 11 Square kilometre +0.0%
2025 11 Square kilometre +0.0%

Croatia compared with similar countries

  • Croatia's 11 Square kilometre is above the median for Europe & Central Asia, which is 3 Square kilometre, 3.7× the median. (30 countries reporting)
  • Croatia's 11 Square kilometre is above the median for high income countries, which is 3 Square kilometre, 3.7× the median. (31 countries reporting)

Biggest year-on-year movements

Years where Marine waters affected by eutrophication in Croatia changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
2010 +1200.0% 4 Square kilometre 52 Square kilometre
2009 +300.0% 1 Square kilometre 4 Square kilometre

Averages by decade

DecadeAverage LowestHighest Years
2000s 39.67 Square kilometre 0 Square kilometre 105 Square kilometre 9
2010s 39.2 Square kilometre 4 Square kilometre 83 Square kilometre 10
2020s 8.5 Square kilometre 6 Square kilometre 11 Square kilometre 6

Countries ranked near Croatia

  1. 12 Ireland 37 Square kilometre compare
  2. 13 Germany 34 Square kilometre compare
  3. 14 Italy 27 Square kilometre compare
  4. 15 Croatia 11 Square kilometre compare
  5. 17 Poland 5 Square kilometre compare
  6. 17 Poland 5 Square kilometre compare

See the full ranking of 41 places →

More environment data for Croatia

All data for Croatia →

Frequently asked questions

What is marine waters affected by eutrophication in Croatia?
Marine waters affected by eutrophication in Croatia was 11 Square kilometre in 2025, according to Eurostat.
What is the highest marine waters affected by eutrophication recorded in Croatia?
The highest recorded value was 105 Square kilometre in 2001.
What is the lowest marine waters affected by eutrophication recorded in Croatia?
The lowest recorded value was 0 Square kilometre in 2006.
How does Croatia rank for marine waters affected by eutrophication?
Croatia ranks 15th out of 40 countries with data for 2025.
Is marine waters affected by eutrophication rising or falling in Croatia?
Over the last ten years it is down 47.6%. The long-run trend across the full record is volatile.
Where does this Croatia data come from?
The figures come from Eurostat, published as part of Marine waters affected by eutrophication. Statizoid updates them automatically from the source API.

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Marine waters affected by eutrophication in Croatia. Statizoid, drawing on Eurostat. Retrieved 02 October 2026, from https://environment.statizoid.com/stat/marine-waters-affected-by-eutrophication/croatia/

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About this data

Indicator
Marine waters affected by eutrophication
Unit
Square kilometre
Source
Eurostat
Licence
CC BY 4.0 (Eurostat)
Coverage
41 places, 1,025 data points, 2001–2025
Last refreshed