The Guadalquivir Marshes (in es, Marismas del Guadalquivir or simply ''Las Marismas'') are a

natural region A natural region (landscape unit) is a basic geographic unit. Usually, it is a region which is distinguished by its common natural features of geography, geology, and climate. From the ecological point of view, the naturally occurring flora and ...

of marshy lowlands on the lower

Guadalquivir River The Guadalquivir (, also , , ) is the fifth-longest river in the Iberian Peninsula and the second-longest river with its entire length in Spain. The Guadalquivir is the only major navigable river in Spain. Currently it is navigable from the Gul ...

. The ''Las Marismas'' zone forms a large part of the

province of Huelva Huelva () is a province of southern Spain, in the western part of the autonomous community of Andalusia. It is bordered by Portugal, the provinces of Badajoz, Seville, and Cádiz, and the Atlantic Ocean. Its capital is Huelva. Its area is 10,1 ...

, province of Seville and province of Cádiz in

Andalucia Andalusia (, ; es, Andalucía ) is the southernmost autonomous community in Peninsular Spain. It is the most populous and the second-largest autonomous community in the country. It is officially recognised as a "historical nationality". The ...

Spain , image_flag = Bandera de España.svg , image_coat = Escudo de España (mazonado).svg , national_motto = ''Plus ultra'' (Latin)(English: "Further Beyond") , national_anthem = (English: "Royal March") , i ...

. The area includes parts of the municipalities of

Isla Mayor Isla Mayor is a municipality located in the province of Seville, Spain. According to the 2009 census, Instituto Nacional de Estadística (INE) the municipality has a population of 5873 inhabitants. Geography The main village is Isla Mayor, abou ...

Los Palacios y Villafranca Los Palacios y Villafranca is a city located in the province of Seville, Spain. According to the 2006 census (INE), the city has a population of 35,225 inhabitants. Twin towns - sister cities * Los Palacios, Cuba * Saint-Colomban, Loire-Atlant ...

La Puebla del Río La Puebla del Río is a city located in the province of Seville, Spain. According to the 2016 census (Instituto Nacional de Estadística (Spain), INE), the city has a population of 11995 inhabitants. With a surface of 377,1 square km and located 1 ...

Utrera Utrera () is a municipality in south-west Spain. It is in the province of Seville, in the autonomous community of Andalusia. As of 2018 it has a population of 52,617. The town is of great historical interest. It was occupied by Muslims in the ...

Las Cabezas de San Juan Las Cabezas de San Juan ( es, Saint John's Hillocks) is a village and municipality located in the Bajo Guadalquivir ( es, Lower Guadalquivir) comarca, in Seville province, Andalusia, Spain. According to the 2009 census (INE INE, Ine or ine may re ...

and

Lebrija Lebrija () is a city and municipality of Spain located in the autonomous community of Andalusia, most specifically in the Province of Sevilla. It straddles the left bank of the Guadalquivir river, and the eastern edge of the marshes known as La ...

. Rice farming in this area produces 40% of Spain's national crop. Some areas are protected for wildlife and habitat, including dunes.

History

Approximately two

millennia A millennium (plural millennia or millenniums) is a period of one thousand years, sometimes called a kiloannum (ka), or kiloyear (ky). Normally, the word is used specifically for periods of a thousand years that begin at the starting point (ini ...

ago the

wetland A wetland is a distinct ecosystem that is flooded or saturated by water, either permanently (for years or decades) or seasonally (for weeks or months). Flooding results in oxygen-free (anoxic) processes prevailing, especially in the soils. The p ...

s comprised a large

lagoon A lagoon is a shallow body of water separated from a larger body of water by a narrow landform, such as reefs, barrier islands, barrier peninsulas, or isthmuses. Lagoons are commonly divided into ''coastal lagoons'' (or ''barrier lagoons'') ...

and

estuary An estuary is a partially enclosed coastal body of brackish water with one or more rivers or streams flowing into it, and with a free connection to the open sea. Estuaries form a transition zone between river environments and maritime environm ...

, known as ''Lacus Ligustinus'' in

Latin Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power of the ...

, leading to the

Guadalquivir The Guadalquivir (, also , , ) is the fifth-longest river in the Iberian Peninsula and the second-longest river with its entire length in Spain. The Guadalquivir is the only major navigable river in Spain. Currently it is navigable from the Gul ...

River mouth with some sand bars to the South. Over time the

lake A lake is an area filled with water, localized in a basin, surrounded by land, and distinct from any river or other outlet that serves to feed or drain the lake. Lakes lie on land and are not part of the ocean, although, like the much large ...

silted up, gradually transforming into

marsh A marsh is a wetland that is dominated by herbaceous rather than woody plant species.Keddy, P.A. 2010. Wetland Ecology: Principles and Conservation (2nd edition). Cambridge University Press, Cambridge, UK. 497 p Marshes can often be found a ...

land. This silt has formed into a barrier of dunes extending approximately along the coast, known as ''Arenas Gordas'' (English: "the fat sands"). The

marquessate A marquess (; french: marquis ), es, marqués, pt, marquês. is a nobleman of high hereditary rank in various European peerages and in those of some of their former colonies. The German language equivalent is Markgraf (margrave). A woman w ...

de las Marismas del Guadalquivir is a Spanish noble title named after the area; this

noble title Traditional rank amongst European royalty, peers, and nobility is rooted in Late Antiquity and the Middle Ages. Although they vary over time and among geographic regions (for example, one region's prince might be equal to another's grand duk ...

was created by

Royal Decree A decree is a legal proclamation, usually issued by a head of state (such as the president of a republic or a monarch), according to certain procedures (usually established in a constitution). It has the force of law. The particular term used for ...

King Ferdinand VII , house = Bourbon-Anjou , father = Charles IV of Spain , mother = Maria Luisa of Parma , birth_date = 14 October 1784 , birth_place = El Escorial, Spain , death_date = , death_place = Madrid, Spain , burial_plac ...

in 1829 for Alejandro María Aguado y Ramírez de Estenoz. In the early 21st century, the Guadalquivir wetland region's main economic activity is

agriculture Agriculture or farming is the practice of cultivating plants and livestock. Agriculture was the key development in the rise of sedentary human civilization, whereby farming of domesticated species created food surpluses that enabled people t ...

, specialising in the cultivation of

rice Rice is the seed of the grass species '' Oryza sativa'' (Asian rice) or less commonly ''Oryza glaberrima'' (African rice). The name wild rice is usually used for species of the genera '' Zizania'' and '' Porteresia'', both wild and domesticat ...

. An area of about 400 km² is devoted to

rice farming Rice is the seed of the grass species ''Oryza sativa'' (Asian rice) or less commonly '' Oryza glaberrima'' (African rice). The name wild rice is usually used for species of the genera '' Zizania'' and '' Porteresia'', both wild and domestica ...

. It has an annual output of about 310,000 metric tonnes, equating to approximately 40% of Spain's rice production.

Protected area

The wetland zone acts as a buffer zone between the human settlements of the

region and

Doñana National Park Doñana National Park or Parque Nacional y Natural de Doñana is a natural reserve in Andalucía, southern Spain, in the provinces of Huelva (most of its territory), Cádiz and Seville. It covers , of which are a protected area. The park is an ...

, a protected area of

land, streams, and sand dunes. The National Park was established in 1969 as a

nature reserve A nature reserve (also known as a wildlife refuge, wildlife sanctuary, biosphere reserve or bioreserve, natural or nature preserve, or nature conservation area) is a protected area of importance for flora, fauna, or features of geological or ...

when the

World Wildlife Fund The World Wide Fund for Nature Inc. (WWF) is an international non-governmental organization founded in 1961 that works in the field of wilderness preservation and the reduction of human impact on the environment. It was formerly named the Wo ...

joined forces with the

Spanish Government gl, Goberno de España eu, Espainiako Gobernua , image = , caption = Logo of the Government of Spain , headerstyle = background-color: #efefef , label1 = Role , data1 = Executive power , label2 = Established , da ...

to purchase a substantial part of the local wetlands in order to preserve them.

Fauna

The Las Marismas area is home to a large number of wildlife species. Commonly seen terrestrial animals include

deer Deer or true deer are hoofed ruminant mammals forming the family Cervidae. The two main groups of deer are the Cervinae, including the muntjac, the elk (wapiti), the red deer, and the fallow deer; and the Capreolinae, including the re ...

, lynx, and

wild boars The wild boar (''Sus scrofa''), also known as the wild swine, common wild pig, Eurasian wild pig, or simply wild pig, is a suid native to much of Eurasia and North Africa, and has been introduced to the Americas and Oceania. The species is n ...

. Notable avian species include

vultures A vulture is a bird of prey that scavenges on carrion. There are 23 extant species of vulture (including Condors). Old World vultures include 16 living species native to Europe, Africa, and Asia; New World vultures are restricted to North and ...

flamingos Flamingos or flamingoes are a type of wading bird in the family Phoenicopteridae, which is the only extant family in the order Phoenicopteriformes. There are four flamingo species distributed throughout the Americas (including the Caribbea ...

herons The herons are long-legged, long-necked, freshwater and coastal birds in the family Ardeidae, with 72 recognised species, some of which are referred to as egrets or bitterns rather than herons. Members of the genera ''Botaurus'' and ''Ixobrychus ...

spoonbills Spoonbills are a genus, ''Platalea'', of large, long-legged wading birds. The spoonbills have a global distribution, being found on every continent except Antarctica. The genus name ''Platalea'' derives from Ancient Greek and means "broad", re ...

, and ducks. The rare

Spanish imperial eagle The Spanish imperial eagle (''Aquila adalberti''), also known as the Spanish eagle or Adalbert's eagle, is a species of eagle native to the Iberian Peninsula. The binomial commemorates Prince Adalbert of Bavaria. Due to its distinct “epaule ...

lives here, whose population is considered vulnerable by the

International Union for Conservation of Nature The International Union for Conservation of Nature (IUCN; officially International Union for Conservation of Nature and Natural Resources) is an international organization working in the field of nature conservation and sustainable use of nat ...

References

External links

Coto de Doñana

Sanlúcar Central Bureau for Tourism
M Natural regions Landforms of Andalusia Wetlands of Spain {{Andalusia-geo-stub

History

Protected area

Fauna

See also

References

External links