Ramsar COP7 DOC. 20.1 Table 7

07/03/1999

 


COP7's logo"People and Wetlands: The Vital Link"
7th Meeting of the Conference of the Contracting Parties
to the Convention on Wetlands (Ramsar, Iran, 1971),
San José, Costa Rica, 10-18 May 1999

 Ramsar COP7 DOC. 20.1

Technical Session V:
The framework for regional and international cooperation regarding wetlands
Paper 1

Shared Wetlands and River Basins of the World


Table 7. Wetland areas within international catchment basins

basin name

no. of countries

wetland category

area (km sq)

Amazon

7

Swamp forest

439,346

Fresh water marsh

12,185

Amur

3

Fresh water marsh

83,299

Floodplains

11,568

General wetlands

4,907

Lake

1,314

Deltas

201

Atrek

2

Fresh water marsh

733

Lake

270

Bann

2

Lake

386

Colorado

2

20-50% wetlands

16,071

50-100% wetlands

5,663

Fresh water marsh

143

Columbia

2

20-50% wetlands

34,166

50-100% wetlands

5,688

Lake

1,767

Connecticut

2

20-50% wetlands

18,172

Corubal

2

Fresh water marsh

1,139

Danube

17

Deltas

6,471

Lake

2,238

Fresh water marsh

2,141

Alkaline/saline lake

546

Dnieper

3

Fresh water marsh

27,475

Lake

3,276

Tidal wetlands/estuary/mud flats

495

Dniester

2

Tidal wetlands/estuary/mud flats

736

Lake

62

Don

2

Lake

2,379

Douro-Duero

2

Lake

382

Drin

2

Lake

931

Elbe

4

Fresh water marsh

804

Lake

252

Tidal wetlands/estuary/mud flats

3

Foyle

2

Lake

0

Gambia

3

Fresh water marsh

1,858

Ganges-Brahmaputra

5

Fresh water marsh

198,880

Complex wetlands

97,630

Floodplains

3,131

Lake

2,810

Salt pan

1,387

Tidal wetlands/estuary/mud flats

557

Guadiana

2

Lake

360

Han

2

Tidal wetlands/estuary/mud flats

340

Fresh water marsh

96

Helmand

3

General wetlands

2,863

Indus

4

Complex wetlands

81,985

Fresh water marsh

7,721

Lake

5,801

Salt pan

2,917

Tidal wetlands/estuary/mud flats

1,080

Deltas

891

Jordan

4

Lake

160

General wetlands

18

Kapuas

2

Swamp forest

1,457

Lake

46

Kemijoki

3

Lake

1,512

Klaralven

2

Lake

6,040

Fresh water marsh

2,728

Kura - Araks

6

Lake

154

Lake Chad

6

Fresh water marsh

177,364

Lake

23,538

Semi-permanent lake

521

Impoundment

382

Limpopo

4

Fresh water marsh

11,308

Impoundment

682

Lake

10

Maputo

3

Fresh water marsh

818

Impoundment

94

Lake

27

Salt pan

8

Maritsa

3

Deltas

136

Lake

128

Maroni

2

Swamp forest

1,850

Fresh water marsh

70

Meuse

4

Lake

37

Mississippi

2

20-50% wetlands

579,009

50-100% wetlands

49,733

Lake

42

Mono

2

Fresh water marsh

804

Lake

93

Muga

2

Lake

8

Narva

2

Lake

3,392

Fresh water marsh

1,481

Negro

2

Fresh water marsh

4,128

Neman

4

Fresh water marsh

810

Tidal wetlands/estuary/mud flats

681

Lake

348

Niger

10

Fresh water marsh

74,247

Swamp forest

4,098

Lake

2,994

Impoundment

2,831

Salt pan

43

Nile

9

Fresh water marsh

103,252

Lake

84,372

Impoundment

5,155

Salt pan

1,537

Lagoon

12

Ob

3

Fresh water marsh

342,857

Lake

20,766

Deltas

4,711

General wetlands

1,687

Salt pan

142

Oder

3

Lake

1,164

Ogooue

4

Fresh water marsh

8,770

Swamp forest

582

Okavango

4

Salt pan

32,388

Fresh water marsh

16,932

Lake

709

Impoundment

22

Orange

4

Salt pan

4,985

Impoundment

1,549

Fresh water marsh

809

Parana

4

Fresh water marsh

279,840

Floodplains

4,807

Po

2

Lake

921

Tidal wetlands/estuary/mud flats

564

Rhine

6

Lake

1,229

Rhone

2

Lake

702

Tidal wetlands/estuary/mud flats

363

Rio Grande (US/MEX)

2

20-50% wetlands

9,453

50-100% wetlands

456

Fresh water marsh

226

Lagoon

84

San Juan

2

Swamp forest

1,376

Fresh water marsh

1,337

Lagoon

343

Lake

5

Saskatchewan-Nelson

2

20-50% wetlands

802,043

50-100% wetlands

119,041

Lake

60,059

Schelde

3

Tidal wetlands/estuary/mud flats

307

Senegal

4

Fresh water marsh

13,387

Lake

306

Impoundment

254

St. Lawrence

2

Lake

257,566

20-50% wetlands

217,347

50-100% wetlands

18,589

Struma

4

Lake

48

Tagus

2

Lake

929

Tidal wetlands/estuary/mud flats

29

Tarim (Yarkand)

2

Complex wetlands

22,729

Lake

11,498

Salt pan

4,380

Tornio

2

Fresh water marsh

6,210

Lake

1,081

Usumacinta

2

Lake

13

Vardar

2

Lake

40

Deltas

18

Tidal wetlands/estuary/mud flats

4

Vistula

4

Lake

4,999

Fresh water marsh

863

Volta

6

Fresh water marsh

9,786

Impoundment

7,841

Lake

35

Lagoon

6

W. Dvina

3

Fresh water marsh

2,045

Lake

1,144

Yenisey

2

Lake

10,041

Deltas

3,913

Fresh water marsh

3,105

Complex wetlands

1,838

Yukon

2

50-100% wetlands

208,328

20-50% wetlands

10,015

Lake

3,530

Zaire

9

Swamp forest

182,687

Fresh water marsh

104,877

Lake

44,452

Impoundment

272

Pools

7

Zambezi

8

Fresh water marsh

63,128

Lake

29,767

Impoundment

10,437

Tidal wetlands/estuary/mud flats

66

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