Stora Karlsö is an island off the west coast of

Gotland Gotland (, ; ''Gutland'' in Gutnish), also historically spelled Gottland or Gothland (), is Sweden's largest island. It is also a province, county, municipality, and diocese. The province includes the islands of Fårö and Gotska Sandön to ...

, Sweden; part of Eksta

socken Socken is the name used for a part of a county in Sweden. In Denmark similar areas are known as ''sogn'', in Norway ''sokn'' or ''sogn'' and in Finland ''pitäjä'' ''(socken)''. A socken is a country-side area that was formed around a church, ...

. It is mostly known for its rich birdlife with large colonies of

common guillemot The common murre or common guillemot (''Uria aalge'') is a large auk. It has a circumpolar distribution, occurring in low-Arctic and boreal waters in the North Atlantic and North Pacific. It spends most of its time at sea, only coming to land to ...

, and flora. Stora Karlsö is 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 o ...

, the second oldest in the world after

Yellowstone National Park Yellowstone National Park is an American national park located in the western United States, largely in the northwest corner of Wyoming and extending into Montana and Idaho. It was established by the 42nd U.S. Congress with the Yellowst ...

Geography

Stora Karlsö is a small Swedish island in the

Baltic Sea The Baltic Sea is an arm of the Atlantic Ocean that is enclosed by Denmark, Estonia, Finland, Germany, Latvia, Lithuania, Poland, Russia, Sweden and the North and Central European Plain. The sea stretches from 53°N to 66°N latitude and from ...

, situated about west of the island of Gotland. It has an area of about and is up to high. Most of the island consists of a

limestone Limestone ( calcium carbonate ) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of . Limestone forms w ...

plateau, bordered by steep cliffs along the shore. It is mostly covered with

alvar An alvar is a biological environment based on a limestone plain with thin or no soil and, as a result, sparse grassland vegetation. Often flooded in the spring, and affected by drought in midsummer, alvars support a distinctive group of prair ...

, with many

juniper Junipers are coniferous trees and shrubs in the genus ''Juniperus'' () of the cypress family Cupressaceae. Depending on the taxonomy, between 50 and 67 species of junipers are widely distributed throughout the Northern Hemisphere, from the Arc ...

bushes and some small groves of deciduous trees.

Birds and plants

The island is mostly known for its rich birdlife and flora. It has large colonies of

(about 7500 breeding pairs) and

razorbill The razorbill, razor-billed auk, or lesser auk (''Alca torda'') is a colonial seabird and the only extant member of the genus '' Alca'' of the family Alcidae, the auks. It is the closest living relative of the extinct great auk (''Pinguinis im ...

(4500 pairs). In spring, there is an extraordinary number of

orchids Orchids are plants that belong to the family Orchidaceae (), a diverse and widespread group of flowering plants with blooms that are often colourful and fragrant. Along with the Asteraceae, they are one of the two largest families of flowering ...

, mostly elder-flowered orchid and

early purple orchid ''Orchis mascula'', the early-purple orchid, early spring orchis, is a species of flowering plant in the orchid family, Orchidaceae. Description ''Orchis mascula'' is a perennial herbaceous plant with stems up to high, green at the base and ...

. There are also several very rare plants for Sweden such as ''

Adonis vernalis ''Adonis vernalis'', known variously as pheasant's eye, spring pheasant's eye, yellow pheasant's eye and false hellebore, is a perennial flowering plant in the buttercup family Ranunculaceae. It is found in dry meadows and steppes in Eurasia. Mor ...

'', ''

Lactuca ''Lactuca'', commonly known as lettuce, is a genus of flowering plants in the family Asteraceae. The genus includes at least 50 species, distributed worldwide, but mainly in temperate Eurasia. Its best-known representative is the garden lettuce ...

quercina'' (called ''Karlsösallat'' in Swedish),

hart's-tongue fern ''Asplenium scolopendrium'', commonly known as the hart's-tongue fern, is an evergreen fern in the genus ''Asplenium'' native to the Northern Hemisphere. Description The most striking and unusual feature of the fern is its simple, undivided f ...

and '' Corydalis gotlandica'' (the only

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found else ...

plant on Gotland).

History

There is evidence that Stora Karlsö has been inhabited since the

Stone Age The Stone Age was a broad prehistoric period during which stone was widely used to make tools with an edge, a point, or a percussion surface. The period lasted for roughly 3.4 million years, and ended between 4,000 BC and 2,000 BC, with ...

. During the

Middle Ages In the history of Europe, the Middle Ages or medieval period lasted approximately from the late 5th to the late 15th centuries, similar to the post-classical period of global history. It began with the fall of the Western Roman Empire ...

there was a

marble Marble is a metamorphic rock composed of recrystallized carbonate minerals, most commonly calcite or dolomite. Marble is typically not foliated (layered), although there are exceptions. In geology, the term ''marble'' refers to metamorphose ...

quarry, which gave the material for many of Gotland's churches. The island is a

, and after Yellowstone National Park is the oldest established protected nature area in the world. From May to August there are tour boats from the village

Klintehamn Klintehamn () is a locality in Klinte on the Swedish island of Gotland with 1,350 inhabitants in 2010. Transportation Klintehamn is a shipping port on the west coast of Gotland where timber and agricultural products are shipped to mainland Sw ...

. The Stora Karlsö Lighthouse was built in 1887. A house for the

lighthouse keeper A lighthouse keeper or lightkeeper is a person responsible for tending and caring for a lighthouse, particularly the light and lens in the days when oil lamps and clockwork mechanisms were used. Lighthouse keepers were sometimes referred to as ...

was added in the 1930s, which resulted in the island getting its first permanent residents in modern times. Since 1974, the lighthouse is automated and there are no permanent residents on the island. The lighthouse and the surrounded buildings are now

listed Listed may refer to: * Listed, Bornholm, a fishing village on the Danish island of Bornholm * Listed (MMM program), a television show on MuchMoreMusic * Endangered species in biology * Listed building, in architecture, designation of a historicall ...

Gallery

File:Stora Förvar Stora Karlsö.jpg, ''Stora Förvar'', Stora Karlsö File:Stora Karlso and Lilla Karlso.jpg, Stora Karlsö and Lilla Karlsö File:Razorbills.jpg, Razorbills

References

External links