The Valdes Peninsula (Spanish: ''Península Valdés'') is a

peninsula A peninsula (; ) is a landform that extends from a mainland and is surrounded by water on most, but not all of its borders. A peninsula is also sometimes defined as a piece of land bordered by water on three of its sides. Peninsulas exist on a ...

into the

Atlantic Ocean The Atlantic Ocean is the second-largest of the world's five oceans, with an area of about . It covers approximately 20% of Earth's surface and about 29% of its water surface area. It is known to separate the " Old World" of Africa, Europe ...

in the Biedma Department of north-east

Chubut Province Chubut ( es, Provincia del Chubut, ; cy, Talaith Chubut) is a province in southern Argentina, situated between the 42nd parallel south (the border with Río Negro Province), the 46th parallel south (bordering Santa Cruz Province), the Ande ...

Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the List of South American countries by area, second-largest ...

. Around in size (not taking into account the isthmus of Carlos Ameghino which connects the peninsula to the mainland), it is an important

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 o ...

which was listed as a

World Heritage Site A World Heritage Site is a landmark or area with legal protection by an international convention administered by the United Nations Educational, Scientific and Cultural Organization (UNESCO). World Heritage Sites are designated by UNESCO for ...

UNESCO The United Nations Educational, Scientific and Cultural Organization is a List of specialized agencies of the United Nations, specialized agency of the United Nations (UN) aimed at promoting world peace and security through international coope ...

in 1999.

Geography

The nearest large town is Puerto Madryn. The only town on the peninsula is the small settlement of Puerto Pirámides. There are also a number of '' estancias'', where sheep are raised. Most of the peninsula is barren land with some

salt lake A salt lake or saline lake is a landlocked body of water that has a concentration of salts (typically sodium chloride) and other dissolved minerals significantly higher than most lakes (often defined as at least three grams of salt per litre) ...

s. The largest of these lakes is at an elevation of about 40 m below sea level (see extremes on Earth), until recently thought to be the lowest elevation in

and

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the sou ...

(the lowest point actually being

Laguna del Carbón __NOTOC__ Laguna del Carbón ( Spanish for "coal lagoon") is a salt lake in Corpen Aike Department, Santa Cruz Province, Argentina. This salt lake is located from Puerto San Julián, within the ''Gran Bajo de San Julián'' (Great San Julián Dep ...

, Argentina).

Fauna

The coastline is inhabited by marine

mammals Mammals () are a group of vertebrate animals constituting the class Mammalia (), characterized by the presence of mammary glands which in females produce milk for feeding (nursing) their young, a neocortex (a region of the brain), fur o ...

, like sea lions, elephant seals and

fur seals Fur seals are any of nine species of pinnipeds belonging to the subfamily Arctocephalinae in the family '' Otariidae''. They are much more closely related to sea lions than true seals, and share with them external ears (pinnae), relatively lon ...

. The peninsula also contains the most important breeding ground for

Southern right whales The southern right whale (''Eubalaena australis'') is a baleen whale, one of three species classified as right whales belonging to the genus ''Eubalaena''. Southern right whales inhabit oceans south of the Equator, between the latitudes of 20° ...

in the world. They can be found in Golfo Nuevo and Golfo San José, protected bodies of water located between the peninsula and the Patagonian mainland. These

baleen whales Baleen whales ( systematic name Mysticeti), also known as whalebone whales, are a parvorder of carnivorous marine mammals of the infraorder Cetacea ( whales, dolphins and porpoises) which use keratinaceous baleen plates (or "whalebone") in t ...

arrive between May and December, for mating and giving birth, because the water in the gulf is quieter and warmer than in the open sea.

Orcas The orca or killer whale (''Orcinus orca'') is a toothed whale belonging to the oceanic dolphin family, of which it is the largest member. It is the only extant species in the genus ''Orcinus'' and is recognizable by its black-and-white pat ...

can also be found off the coast, in the open sea off the peninsula. They are known to beach themselves on shore to capture sea lions and elephant seals. The inner part of the peninsula is inhabited by

rheas The rheas ( ), also known as ñandus ( ) or South American ostriches, are large ratites (flightless birds without a keel on their sternum bone) in the order Rheiformes, native to South America, distantly related to the ostrich and emu. Most tax ...

guanacos The guanaco (; ''Lama guanicoe'') is a camelid native to South America, closely related to the llama. Guanacos are one of two wild South American camelids, the other being the vicuña, which lives at higher elevations. Etymology The guanaco ...

and maras. A high diversity and range of birds live in the peninsula as well; at least 181 bird species, 66 of which migratory, live in the area, including the Antarctic pigeon.

Climate

Valdes Peninsula has a

semi-arid climate A semi-arid climate, semi-desert climate, or steppe climate is a dry climate sub-type. It is located on regions that receive precipitation below potential evapotranspiration, but not as low as a desert climate. There are different kinds of semi ...

. It has a climate typical of northern Patagonia that is modified with interactions between atmospheric circulation patterns and the adjacent ocean. The peninsula is located between the subtropical high pressure belt (located at 30^oS) and the subpolar low pressure zone (located between 60^o–70^oS), resulting in the wind being predominantly from the west. The mean annual temperature is , ranging from a mean monthly temperature of in winter to in summer. During winter, temperatures fluctuate between with frosts being common, averaging 12–20 days during the season. Temperatures in the summer can fluctuate between . Mean annual precipitation is low, averaging although this is highly variable from year to year. The interior of the peninsula receives slightly lower precipitation than the coastal areas, receiving per year. Precipitation is fairly evenly distributed throughout the year though April–June receives the most precipitation. The

El Niño Southern Oscillation EL, El or el may refer to: Religion * El (deity), a Semitic word for "God" People * EL (rapper) (born 1983), stage name of Elorm Adablah, a Ghanaian rapper and sound engineer * El DeBarge, music artist * El Franco Lee (1949–2016), American po ...

strongly influences the climate of the peninsula. During an El Niño year, precipitation is higher from November to February.

References

External links

* * * (Orca Conservation group at the Peninsula Valdes) {{Authority control World Heritage Sites in Argentina Landforms of Chubut Province Peninsulas of Argentina Ramsar sites in Argentina Tourist attractions in Chubut Province