Coastal eutrophication: Total Nitrogen (TN) (kilograms of nitrogen from algae biomass per sq. km. of river basin area per day) by country
Countries reporting
62
Highest
359,114 kg km2 per day
Large Marine Ecosystem: Yellow Sea
Lowest
0.2293 kg km2 per day
Large Marine Ecosystem: Iceland Shelf and Sea
Median
25,421 kg km2 per day
Years covered
16
2000–2015
Data points
1,056
What the numbers show
Coastal eutrophication: Total Nitrogen (TN) (kilograms of nitrogen from algae biomass per sq. km. of river basin area per day) is currently reported for 62 countries. The highest value is 359,114 kg km2 per day in Large Marine Ecosystem: Yellow Sea; the lowest is 0.2293 kg km2 per day in Large Marine Ecosystem: Iceland Shelf and Sea.
The median across all reporting countries is 25,421 kg km2 per day, and the mean is 54,254 kg km2 per day.
Over the past decade 35 countries rose and 27 fell. The largest increase was in Large Marine Ecosystem: Northeast Australian Shelf (up 40.7%), and the largest decrease in Large Marine Ecosystem: East Siberian Sea (down 24.8%).
Coastal eutrophication: Total Nitrogen (TN) (kilograms): full country ranking
| # | Country | Latest | Year | 10-year change | Trend |
|---|---|---|---|---|---|
| 1 | Large Marine Ecosystem: Yellow Sea | 359,114 kg km2 per day | 2015 | down 0.2% | rising |
| 2 | Large Marine Ecosystem: North Brazil Shelf | 342,503 kg km2 per day | 2015 | up 4.1% | flat |
| 3 | Large Marine Ecosystem: Bay of Bengal | 339,759 kg km2 per day | 2015 | up 4.4% | flat |
| 4 | Large Marine Ecosystem: South China Sea | 335,916 kg km2 per day | 2015 | up 7.3% | rising |
| 5 | Large Marine Ecosystem: Mediterranean Sea | 172,799 kg km2 per day | 2015 | up 5.3% | rising |
| 6 | Large Marine Ecosystem: Indonesian Sea | 121,232 kg km2 per day | 2015 | up 17.3% | rising |
| 7 | Large Marine Ecosystem: Arabian Sea | 105,040 kg km2 per day | 2015 | down 5.4% | rising |
| 8 | Large Marine Ecosystem: Patagonian Shelf | 95,747 kg km2 per day | 2015 | up 3.2% | rising |
| 9 | Large Marine Ecosystem: Guinea Current | 89,599 kg km2 per day | 2015 | up 7.7% | rising |
| 10 | Large Marine Ecosystem: Black Sea | 89,209 kg km2 per day | 2015 | down 9.5% | flat |
| 11 | Large Marine Ecosystem: East China Sea | 81,970 kg km2 per day | 2015 | down 3.4% | rising |
| 12 | Large Marine Ecosystem: North Sea | 72,208 kg km2 per day | 2015 | down 13.5% | falling |
| 13 | Large Marine Ecosystem: Kuroshio Current | 71,755 kg km2 per day | 2015 | down 0.7% | falling |
| 14 | Large Marine Ecosystem: Celtic-Biscay Shelf | 71,725 kg km2 per day | 2015 | up 5.0% | falling |
| 15 | Large Marine Ecosystem: North Australian Shelf | 66,841 kg km2 per day | 2015 | up 16.9% | rising |
| 16 | Large Marine Ecosystem: Gulf of Mexico | 60,537 kg km2 per day | 2015 | down 12.0% | flat |
| 17 | Large Marine Ecosystem: Sulu-Celebes Sea | 57,922 kg km2 per day | 2015 | up 10.4% | flat |
| 18 | Large Marine Ecosystem: East Brazil Shelf | 57,440 kg km2 per day | 2015 | up 7.0% | rising |
| 19 | Large Marine Ecosystem: Agulhas Current | 49,496 kg km2 per day | 2015 | up 6.1% | falling |
| 20 | Large Marine Ecosystem: Northeast U.S. Continental Shelf | 48,751 kg km2 per day | 2015 | down 5.5% | flat |
| 21 | Large Marine Ecosystem: Sea of Japan | 46,449 kg km2 per day | 2015 | down 5.1% | falling |
| 22 | Large Marine Ecosystem: Gulf of Thailand | 45,602 kg km2 per day | 2015 | up 23.1% | rising |
| 23 | Large Marine Ecosystem: Sea of Okhotsk | 42,857 kg km2 per day | 2015 | up 15.3% | rising |
| 24 | Large Marine Ecosystem: Baltic Sea | 40,938 kg km2 per day | 2015 | up 10.1% | flat |
| 25 | Large Marine Ecosystem: Humboldt Current | 40,374 kg km2 per day | 2015 | up 7.1% | flat |
| 26 | Large Marine Ecosystem: Benguela Current | 36,624 kg km2 per day | 2015 | up 18.5% | flat |
| 27 | Large Marine Ecosystem: Kara Sea | 36,357 kg km2 per day | 2015 | up 3.1% | falling |
| 28 | Large Marine Ecosystem: West Bering Sea | 32,188 kg km2 per day | 2015 | up 7.5% | rising |
| 29 | Large Marine Ecosystem: South Brazil Shelf | 27,752 kg km2 per day | 2015 | up 5.3% | rising |
| 30 | Large Marine Ecosystem: Northeast Australian Shelf | 27,127 kg km2 per day | 2015 | up 40.7% | rising |
| 31 | Large Marine Ecosystem: California Current | 26,128 kg km2 per day | 2015 | down 8.6% | falling |
| 32 | Large Marine Ecosystem: Hudson Bay Complex | 24,714 kg km2 per day | 2015 | down 6.2% | flat |
| 33 | Large Marine Ecosystem: Canary Current | 17,185 kg km2 per day | 2015 | up 9.7% | rising |
| 34 | Large Marine Ecosystem: Northwest Australian Shelf | 16,875 kg km2 per day | 2015 | up 9.4% | flat |
| 35 | Large Marine Ecosystem: Insular Pacific-Hawaiian | 16,684 kg km2 per day | 2015 | up 2.5% | rising |
| 36 | Large Marine Ecosystem: New Zealand Shelf | 16,406 kg km2 per day | 2015 | down 1.1% | flat |
| 37 | Large Marine Ecosystem: Iberian Coastal | 16,196 kg km2 per day | 2015 | up 28.7% | falling |
| 38 | Large Marine Ecosystem: Gulf of Alaska | 14,788 kg km2 per day | 2015 | down 9.4% | flat |
| 39 | Large Marine Ecosystem: Scotian Shelf | 14,776 kg km2 per day | 2015 | up 8.3% | rising |
| 40 | Large Marine Ecosystem: Somali Coastal Current | 13,019 kg km2 per day | 2015 | up 7.7% | falling |
| 41 | Large Marine Ecosystem: Southeast U.S. Continental Shelf | 12,146 kg km2 per day | 2015 | down 13.8% | falling |
| 42 | Large Marine Ecosystem: Aleutian Islands | 11,966 kg km2 per day | 2015 | down 4.8% | rising |
| 43 | Large Marine Ecosystem: Laptev Sea | 11,966 kg km2 per day | 2015 | down 1.0% | flat |
| 44 | Large Marine Ecosystem: Oyashio Current | 11,649 kg km2 per day | 2015 | up 28.7% | rising |
| 45 | Large Marine Ecosystem: Barents Sea | 11,034 kg km2 per day | 2015 | up 1.9% | rising |
| 46 | Large Marine Ecosystem: Southeast Australian Shelf | 8,926 kg km2 per day | 2015 | down 3.9% | falling |
| 47 | Large Marine Ecosystem: Labrador - Newfoundland | 7,214 kg km2 per day | 2015 | up 6.5% | flat |
| 48 | Large Marine Ecosystem: East Bering Sea | 7,179 kg km2 per day | 2015 | down 4.6% | rising |
| 49 | Large Marine Ecosystem: Gulf of California | 6,480 kg km2 per day | 2015 | up 3.0% | rising |
| 50 | Large Marine Ecosystem: East Central Australian Shelf | 5,359 kg km2 per day | 2015 | up 17.7% | rising |
| 51 | Large Marine Ecosystem: South West Australian Shelf | 5,271 kg km2 per day | 2015 | down 20.1% | falling |
| 52 | Large Marine Ecosystem: Red Sea | 4,961 kg km2 per day | 2015 | down 4.9% | rising |
| 53 | Large Marine Ecosystem: Norwegian Sea | 4,166 kg km2 per day | 2015 | down 15.3% | flat |
| 54 | Large Marine Ecosystem: East Siberian Sea | 3,369 kg km2 per day | 2015 | down 24.8% | falling |
| 55 | Large Marine Ecosystem: Greenland Sea | 2,978 kg km2 per day | 2015 | up 3.4% | rising |
| 56 | Large Marine Ecosystem: Canadian High Arctic - North Greenland | 1,723 kg km2 per day | 2015 | down 7.4% | falling |
| 57 | Large Marine Ecosystem: West Central Australian Shelf | 1,552 kg km2 per day | 2015 | down 19.7% | falling |
| 58 | Large Marine Ecosystem: Beaufort Sea | 1,537 kg km2 per day | 2015 | down 5.6% | falling |
| 59 | Large Marine Ecosystem: Northern Bering - Chukchi Seas | 1,416 kg km2 per day | 2015 | up 1.5% | flat |
| 60 | Large Marine Ecosystem: Faroe Plateau | 268.53 kg km2 per day | 2015 | up 3.0% | rising |
| 61 | Large Marine Ecosystem: Canadian Eastern Arctic - West Greenland | 3.46 kg km2 per day | 2015 | down 0.7% | flat |
| 62 | Large Marine Ecosystem: Iceland Shelf and Sea | 0.2293 kg km2 per day | 2015 | down 0.2% | flat |
Regions and income groups
Aggregates are excluded from the country ranking above so that a region can never outrank a country.
- Large Marine Ecosystem: Caribbean Sea 106,919 kg km2 per day
- Large Marine Ecosystem: Pacific Central-American Coastal 78,768 kg km2 per day