Chlorophyll-a deviation from the global average in Comoros

Comoros: Chlorophyll-a deviation from the global average was 0.0% in 2022. ◆ Volatile

Latest (2022)
0.0%
Change on year
down 66.7%
World rank
188th
of 195 countries
All-time high
1.2%
in 2015
All-time low
0.0%
in 2014
Years of data
18
2005–2022

Chlorophyll-a deviation from the global average in Comoros, 2005–2022

00.250.50.7511.22005201320222005: 0.65 %2006: 0.23 %2007: 0.45 %2008: 0.18 %2009: 0.04 %2010: 0.3 %2011: 0.07 %2012: 0.34 %2013: 0.25 %2014: 0.01 %2015: 1.2 %2016: 0.25 %2017: 0.02 %2018: 0.12 %2019: 0.03 %2020: 0.04 %2021: 0.03 %2022: 0.01 %

Source: UN Statistics Division – processed by Our World in Data. Measured in %.

Analysis

The most recent figure for chlorophyll-a deviation from the global average in Comoros is 0.0%, measured in 2022. That is the lowest value across all 18 years on record.

That represents a change of down 66.7% on the previous year and down 97.1% over ten years.

Over the whole period, chlorophyll-a deviation from the global average in Comoros peaked at 1.2% in 2015 and was at its lowest, 0.0%, in 2014.

Comoros ranks 188th of 195 countries on this measure, in the bottom quarter.

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

Chlorophyll-a deviation from the global average in Comoros, year by year

Annual values for Chlorophyll-a deviation from the global average in Comoros, 2005 to 2022.
Year % Change
2005 0.7%
2006 0.2% -64.6%
2007 0.5% +95.7%
2008 0.2% -60.0%
2009 0.0% -77.8%
2010 0.3% +650.0%
2011 0.1% -76.7%
2012 0.3% +385.7%
2013 0.2% -26.5%
2014 0.0% -96.0%
2015 1.2% +12100.0%
2016 0.2% -79.5%
2017 0.0% -92.0%
2018 0.1% +500.0%
2019 0.0% -75.0%
2020 0.0% +33.3%
2021 0.0% -25.0%
2022 0.0% -66.7%

Comoros compared with similar countries

  • Comoros's 0.0% is below the median for lower middle income countries, which is 1.6%, 1% of the median. (36 countries reporting)
  • Comoros's 0.0% is below the median for Sub-Saharan Africa, which is 2.3%, 0% of the median. (32 countries reporting)

Biggest year-on-year movements

Years where Chlorophyll-a deviation from the global average in Comoros 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
2015 +12100.0% 0.0% 1.2%
2010 +650.0% 0.0% 0.3%
2018 +500.0% 0.0% 0.1%
2012 +385.7% 0.1% 0.3%

Averages by decade

DecadeAverage LowestHighest Years
2000s 0.3% 0.0% 0.7% 5
2010s 0.3% 0.0% 1.2% 10
2020s 0.0% 0.0% 0.0% 3

Countries ranked near Comoros

  1. 186 Cyprus 0.0% compare
  2. 186 Guam 0.0% compare
  3. 188 Bermuda 0.0% compare
  4. 190 American Samoa 0.0% compare
  5. 190 Belgium 0.0% compare
  6. 190 Christmas Island 0.0% compare
  7. 190 Monaco 0.0% compare
  8. 190 Singapore 0.0% compare
  9. 190 Slovenia 0.0% compare

See the full ranking of 195 places →

More reference data data for Comoros

All data for Comoros →

Frequently asked questions

What is chlorophyll-a deviation from the global average in Comoros?
Chlorophyll-a deviation from the global average in Comoros was 0.0% in 2022, according to UN Statistics Division – processed by Our World in Data.
What is the highest chlorophyll-a deviation from the global average recorded in Comoros?
The highest recorded value was 1.2% in 2015.
What is the lowest chlorophyll-a deviation from the global average recorded in Comoros?
The lowest recorded value was 0.0% in 2014.
How does Comoros rank for chlorophyll-a deviation from the global average?
Comoros ranks 188th out of 195 countries with data for 2022.
Is chlorophyll-a deviation from the global average rising or falling in Comoros?
Over the last ten years it is down 97.1%. The long-run trend across the full record is volatile.
Where does this Comoros data come from?
The figures come from UN Statistics Division – processed by Our World in Data, published as part of Chlorophyll-a deviation from the global average. Statizoid updates them automatically from the source API.

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Chlorophyll-a deviation from the global average in Comoros. Statizoid, drawing on UN Statistics Division – processed by Our World in Data. Retrieved 23 September 2026, from https://reference.statizoid.com/stat/chlorophyll-a-deviation-from-the-global-average/comoros/

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About this data

Indicator
Chlorophyll-a deviation from the global average
Unit
%
Source
UN Statistics Division – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
195 places, 3,445 data points, 2005–2022
Last refreshed

Chlorophyll-a deviations, remote sensing (%).