Portugal vs Spain: Marine waters affected by eutrophication
Portugal
699 Square kilometre
in 2025
Spain
3,011 Square kilometre
in 2025
Portugal rank
5th
Spain rank
3rd
Marine waters affected by eutrophication over time
- Portugal
- Spain
How they compare
Spain currently reports 3,011 Square kilometre against 699 Square kilometre in Portugal, a difference of 2,312 Square kilometre.
That makes Spain's figure about 4.3 times Portugal's.
The two have swapped places 4 times across 25 shared years of data; in 2001 it was Spain ahead.
Portugal ranks 5th and Spain ranks 3rd of 31 countries.
Across the 3 decades both report, Portugal averaged higher in 1 and Spain in 2.
Head to head by decade
| Decade | Portugal | Spain | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 8,717 Square kilometre | 4,121 Square kilometre | 4,596 Square kilometre | Portugal |
| 2010s | 749.4 Square kilometre | 2,667 Square kilometre | 1,917 Square kilometre | Spain |
| 2020s | 757.5 Square kilometre | 3,534 Square kilometre | 2,776 Square kilometre | Spain |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher marine waters affected by eutrophication, Portugal or Spain?
- Spain, at 3,011 Square kilometre against 699 Square kilometre in Portugal as of 2025.
- What is the difference in marine waters affected by eutrophication between Portugal and Spain?
- 2,312 Square kilometre, with Spain ahead.
- How many years of comparable data are there for Portugal and Spain?
- 25 years are reported by both, from 2001 to 2025.
- How do Portugal and Spain rank globally for marine waters affected by eutrophication?
- Portugal ranks 5th and Spain ranks 3rd of 31 countries.
- Where does this data come from?
- Eurostat, published as Marine waters affected by eutrophication. Statizoid refreshes it automatically from the source and publishes the full history for both places.