getamap.net
Africa
Africa
Oceania
Oceania
Asia
Asia
North America
North America
Europe
Europe
South America
South America
Antarctica
Antarctica

Search: 



Administrative divisions (GPS Maps)

Geography

People and Society

Government

Economy

Communications

Transportation

Military


Saint Helena is a British Overseas Territory consisting of Saint Helena and Ascension Islands, and the island group of Tristan da Cunha.


Advertisements:

Advertisements Advertisements



Geography

Location
Islands in the South Atlantic Ocean, about midway between South America and Africa; Ascension Island lies 700 nm northwest of Saint Helena; Tristan da Cunha lies 2,300 nm southwest of Saint Helena

Geographic coordinates
Saint Helena 15 57 S, 5 42 W
Ascension Island 7 57 S, 14 22 W
Tristan da Cunha island group 37 15 S, 12 30 W

Map references
Africa

Area World Ranking: 208
Total 308 sq km
Land
Saint Helena Island 122 sq km; Ascension Island 88 sq km; Tristan da Cunha island group 98 sq km
Water 0 sq km

Area - comparative
Slightly more than twice the size of Washington, DC

Land boundaries
0 km

Coastline
Saint Helena 60 km
Ascension Island NA
Tristan da Cunha 40 km

Maritime claims
Territorial sea 12 nm
Exclusive fishing zone 200 nm

Climate
Saint Helena
Tropical marine; mild, tempered by trade winds
Ascension Island
Tropical marine; mild, semi-arid
Tristan da Cunha
Temperate marine; mild, tempered by trade winds (tends to be cooler than Saint Helena)

Terrain
The islands of this group result from volcanic activity associated with the Atlantic Mid-Ocean Ridge
Saint Helena
Rugged, volcanic; small scattered plateaus and plains
Ascension
Surface covered by lava flows and cinder cones of 44 dormant volcanoes; ground rises to the east
Tristan da Cunha
Sheer cliffs line the coastline of the nearly circular island; the flanks of the central volcanic peak are deeply dissected; narrow coastal plain lies between The Peak and the coastal cliffs

Elevation extremes
Lowest point Atlantic Ocean 0 m
Highest point
Queen Mary's Peak on Tristan da Cunha 2,060 m; Green Mountain on Ascension Island 859 m; Mount Actaeon on Saint Helena Island 818 m

Natural resources
Fish, lobster

Land use
Arable land 12.9%
Permanent crops 0%
Other 87.1% (2005)

Irrigated land
NA

Natural hazards
Active volcanism on Tristan da Cunha
Volcanism
The island volcanoes of Tristan da Cunha (elev. 2,060 m) and Nightingale Island (elev. 365 m) experience volcanic activity; Tristan da Cunha erupted in 1962 and Nightingale in 2004

Environment - current issues
NA

Geography - note
Saint Helena harbors at least 40 species of plants unknown elsewhere in the world; Ascension is a breeding ground for sea turtles and sooty terns; Queen Mary's Peak on Tristan da Cunha is the highest island mountain in the South Atlantic and a prominent landmark on the sea lanes around southern Africa


Comments

--- There are no comments yet ---


Add a new comment:



You have to log in to add a comment!

 

Avertisments  Advertisement


Members area  Members area

Username:
Password:

Register

Forgot password?

  Saint Helena [ United Kingdom ] (Overseas Territory):


  GPS points from Saint Helena [ United Kingdom ] (Overseas Territory)

Isolda Rock Tristan Da Cunha

Guggins Point Tristan Da Cunha

Sandy Bay Saint Helena

Pratt Point Ascension

Virgin Hall Saint Helena

Rock Rose Saint Helena

Hillpiece Hardies Tristan Da Cunha

Mildred Mire Tristan Da Cunha




viewweather.com sv.ViewWeather.com
fr.ViewWeather.com
da.ViewWeather.com
de.ViewWeather.com
es.ViewWeather.com
www.carpati.org
www.searchromania.net
www.cdtracks.org
es.getamap.org
fr.getamap.org
de.getamap.org
nl.getamap.org
da.getamap.org
www.getamap.org
Links
Terms of use
Privacy policy

# 0.0196 sec 

contact AT getamap.net

© 2006 - 2020  http://www.getamap.net/