Publications
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Land Ocean Interaction in the Coastal Zone (LOICZ), Germany |
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| Source: http://www.thedanishvilla.dk/sri_lanka.gif |
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S.NO |
Coastal Statistics, 2000 |
Sri lanka |
World |
| 1 |
Length of coastline {a} (km2) |
2,825 |
1,634,701 |
| 2. |
Percent of population within 100 km of the coast |
100% |
39% |
| 3. |
Area of continental shelf (km2) |
19,247 |
24,285,959 |
| 4. |
Territorial sea (up to 12 nautical miles) (km2) |
30,544 |
18,816,919 |
| 5. |
Claimed Exclusive Economic Zone (km2) |
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| Coastal Bio diversity and Protected Areas Data |
| 6 |
Area of Mangrove Forests (km2) |
87 |
169,452 |
| 7. |
Percent of Mangrove forests protected |
9% |
13% |
| 8. |
Number of Mangrove Species |
23 |
70 |
| 9. |
Number of Seagrass Species |
7 |
58 |
| 9. |
Number of Marine or Littoral Protected |
16 |
3,636 |
| Fisheries Production - Average Annual Capture (metric Tonnes) |
| 10 |
Marine Fish |
263,471 |
84,411,066 |
| 11 |
Mulluscs and Crustaceans |
6,300 |
12,055,801 |
| Aqua culture Production (in metric tons) |
| 12 |
Total (includes freshwater) |
12,360 |
45,715,559 |
| Fish Consumption and Trade, 2000 |
| 13 |
Fish Protein as a % of Total Protein Supply |
13% |
6% |
| Annual Trade in Fish and Fisheries Products |
| 14 |
Imports (thousand $US) |
73,365 |
60,008,337 |
| 15 |
Exports (thousand $US) |
135,691 |
54,570,489 |
| Fishing Effort, both freshwater and marine |
| 16 |
People Employed in Fishing |
146,188 |
36,116,329 |
| 17 |
Docked Fishery Vessels(number) |
2,877 |
2,877 |
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| Details |
| Name of River basin |
Malvatu Oya, Aruvi Aru |
| Geographical location of the place of origin |
Ritigala hills |
| Area (in km²) |
3,246 km² |
| Population (in Millions) |
0.38 Million |
| Country and States (Province) in which the basin lies (indicate % area covered) |
Central - Matale (29 km2 - 1%)
North Central - A' pura (2531 km2 - 69%)
Northern – Vavunia (508 km2 - 14%), Mannar (590 km² - 16%) |
| Average annual rainfall (in mm) |
1392 mm |
| Maximum-minimum temperatures in Degree Centigrade |
Min. - 230c
Max. - 37.80c |
Average annual yield (discharge) of water in
Cubic Meter and the average yield for last past five years |
4068 mcm |
| Major tributaries |
Upper Malvatu Oya, Upper Kanadara Oya, Maminiya Oya, Rampatvila Oya, Kadahatu Oya, Kanadara Oya, Upper kal ara, Lower kal Ara, narivili Ara, weli Oya, Lower Malvatu Oya, Mid Malvatu Oya |
Percentage shares of major water uses &
Surface and groundwater abstraction in
Percentages - environmental flows. |
Mean annual discharge to sea - 566 mcmz |
| Cultivable area under irrigation |
NA |
| State other Water Uses- eg. Navigation, power, recreation etc. |
Fish industry in tanks, Recreation for eco-tourism |
| Major soil types |
Red yellow latasolic, Reddish brown earth, low humic glay soil, Regosol, Solodized-solonetz, Grumosol, Solonchaks |
| National parks/sanctuaries, lakes, wetlands, etc. |
Larger reservoirs - Nachchaduwa, Tissa wewa, Nuwara wewa, Basawakkulama wewa, mahakanadara wewa, pavatkulam, Giant tank & 1450 smaller tanks.
National parks – Villpattu |
Sources of Pollution, with data
indicating quantum and/or severity |
Agro-chemicals - Eutrofication
Untreated wastewater discharge (industries, domestic, urban) |
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