Mount Barrow State Reserve
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Mount Barrow ( Aboriginal: ''pialermeliggener'') is a
mountain A mountain is an elevated portion of the Earth's crust, generally with steep sides that show significant exposed bedrock. Although definitions vary, a mountain may differ from a plateau in having a limited summit area, and is usually higher t ...
in the
northern Northern may refer to the following: Geography * North North is one of the four compass points or cardinal directions. It is the opposite of south and is perpendicular to east and west. ''North'' is a noun, adjective, or adverb indicating ...
region of
Tasmania Tasmania (; palawa kani: ''Lutruwita'') is an island States and territories of Australia, state of Australia. It is located to the south of the Mainland Australia, Australian mainland, and is separated from it by the Bass Strait. The sta ...
, Australia. With an elevation of
above sea level Height above mean sea level is a measure of a location's vertical distance (height, elevation or altitude) in reference to a vertical datum based on a historic mean sea level. In geodesy, it is formalized as orthometric height. The zero level ...
, the mountain is located east-north-east of Launceston. The mountain habitat is a mixture of temperate old growth rainforest,
subalpine Montane ecosystems are found on the slopes of mountains. The alpine climate in these regions strongly affects the ecosystem because temperatures fall as elevation increases, causing the ecosystem to stratify. This stratification is a crucial f ...
and
alpine Alpine may refer to any mountainous region. It may also refer to: Places Europe * Alps, a European mountain range ** Alpine states, which overlap with the European range Australia * Alpine, New South Wales, a Northern Village * Alpine National P ...
landscapes.


Location and features

Mount Barrow is a Jurassic
dolerite Diabase (), also called dolerite () or microgabbro, is a mafic, holocrystalline, subvolcanic rock equivalent to volcanic basalt or plutonic gabbro. Diabase dikes and sills are typically shallow intrusive bodies and often exhibit fine-grain ...
-capped plateau with widespread block fields and a sharp summit ridge at the north-eastern end. It is the closest alpine mountain to Launceston - the plateau extends to and reaches a maximum altitude of above sea level, making it the second highest peak in eastern Tasmania. The road to the summit is periodically closed in winter due to snow; near the summit this becomes a narrow gravel road leading to a parking area, with an old stone hut nearby. The
snow line The climatic snow line is the boundary between a snow-covered and snow-free surface. The actual snow line may adjust seasonally, and be either significantly higher in elevation, or lower. The permanent snow line is the level above which snow wil ...
is located at around . The mountain is in lands once occupied by
Tasmanian Aborigines The Aboriginal Tasmanians (palawa kani: ''Palawa'' or ''Pakana'') are the Aboriginal people of the Australian island of Tasmania, located south of the mainland. At the time of European contact, Aboriginal Tasmanians were divided into a numb ...
and lies at the border of country occupied by the Ben Lomond Nation, to the south; the Letteremairener Clan, in the Tamar Valley and the Pyemmairrenerpairrener clan, to the north-east.


Nomenclature

It is probable that the indigenous name for the mountain was ''pialermeliggener'', transcribed by G.A. Robinson when he was searching the upper Pipers River area. ''pialermeliggener'' is sometimes used to describe nearby Mt Arthur, but examination of Robinson's travels and the translation of the aboriginal word (with the suffix meaning cliffs or scree near summit) accord with the exposed cliffs on most faces of Mt Barrow. The feature is shown as Row Tor on some maps of the area in the early 1800s although, confusingly, this is most often used as the early toponym for nearby Mt Arthur. The modern name is believed to have been for
Sir John Barrow Sir John Barrow, 1st Baronet, (19 June 1764 – 23 November 1848) was an English geographer, linguist, writer and civil servant best known for serving as the Second Secretary to the Admiralty from 1804 until 1845. Early life Barrow was b ...
, a British Admiralty official. It is probable that Lieutenant-Governor Franklin named the mountain in Sir John Barrow's honour; as the two were likely acquainted and the mountain first appears as such on maps during Franklin's Governorship. Confusing the issue further, Mt Barrow is named 'Ben Loder' in John Glover's 1836 painting and the mountain is further mentioned in newspaper print several times as 'Mount Barron' - and may have been known colloquially as such in the 19th century.


Cartography of the Mount Barrow region

Versions of Flinders' 1798 map, adapted in 1825, clearly show the Mt Barrow region depicted as Row Tor; however, maps of 1843 onwards clearly shows Mount Barrow marked in its present location and adds 'Row Tor' as the foothills slightly west towards Launceston. Later maps of the north-east show Row Tor as occupying the present day location of Mt Arthur, it's possible that originally Row Tor was the colloquial name for the broader north-east highlands region and the separate massifs of present-day Mount Arthur and Mount Barrow were delineated cartographically in the 1840s. Geology of Mount Barrow Mount Barrow is mostly dolomite from the
Jurassic The Jurassic ( ) is a Geological period, geologic period and System (stratigraphy), stratigraphic system that spanned from the end of the Triassic Period million years ago (Mya) to the beginning of the Cretaceous Period, approximately 143.1 Mya. ...
period, which has been predicted to have come to the surface around the late
Cretaceous The Cretaceous ( ) is a geological period that lasted from about 143.1 to 66 mya (unit), million years ago (Mya). It is the third and final period of the Mesozoic Era (geology), Era, as well as the longest. At around 77.1 million years, it is the ...
, with more recent
granite Granite ( ) is a coarse-grained (phanerite, phaneritic) intrusive rock, intrusive igneous rock composed mostly of quartz, alkali feldspar, and plagioclase. It forms from magma with a high content of silica and alkali metal oxides that slowly coo ...
developed in the
Ice age An ice age is a long period of reduction in the temperature of Earth's surface and atmosphere, resulting in the presence or expansion of continental and polar ice sheets and alpine glaciers. Earth's climate alternates between ice ages, and g ...
. When the Ice age ended, rain would have washed away the stagnant dirt and uncovered the variety of rocks that can now be seen at the summit.


History of the Mount Barrow area

The mountain formed an imposing barrier to settlers for long into the 19th century and the steep and rainforested country behind the mountain was visited infrequently. In the 1830s the country was explored by George Robinson and the botanist Robert William Lawrence, who both commented on the steep and difficult country. The hinterland was subject to scientific exploration by Paul Strzelecki in 1846 and prospectors gradually opened up the rugged country in the north-east after that time. By the late 1870s settlement had made inroads into the surrounding valleys and the forests began to be exploited for their wood, as well as clearing country for emerging settlements such as
Nunamara Nunamara is a rural locality in the local government area (LGA) of Launceston in the Launceston LGA Region of Tasmania. The locality is about north-east of the town of Launceston. Nestled along the St Patricks River, a tributary of the North ...
,
Patersonia ''Patersonia'', is a genus of plants whose species are commonly known as native iris or native flag and are native to areas from Malesia to Australia. Description They are perennials with basal leaves growing from a woody rhizome that in some sp ...
and Diddleum Plains. A state reserve on Mount Barrow occupies and is an important habitat for several threatened species. These include the
Tasmanian Wedge-tailed Eagle The Tasmanian wedge-tailed eagle (''Aquila audax fleayi'') is an endangered bird of Tasmania. It is a subspecies of the more common wedge-tailed eagle. Description ''Aquila'' is a genus of large eagles that have long, rounded wings with deepl ...
, the
spotted-tail quoll The tiger quoll (''Dasyurus maculatus''), also known as the spotted-tailed quoll, spotted quoll, spotted-tailed dasyure, or tiger cat, is a carnivorous marsupial of the quoll genus ''Dasyurus'' native to Australia. With males and females weigh ...
and
Eastern quoll The eastern quoll (''Dasyurus viverrinus'', formerly known as the eastern native cat) is a medium-sized carnivorous marsupial (dasyurid), and one of six extant species of quolls. Endemic to Australia, they occur on the island state of Tasmania, ...
and the Mount Arthur Burrowing Crayfish.
Marsupial Marsupials are a diverse group of mammals belonging to the infraclass Marsupialia. They are natively found in Australasia, Wallacea, and the Americas. One of marsupials' unique features is their reproductive strategy: the young are born in a r ...
s regularly sighted on the mountain include
wombat Wombats are short-legged, muscular quadrupedal marsupials of the family Vombatidae that are native to Australia. Living species are about in length with small, stubby tails and weigh between . They are adaptable and habitat tolerant, and are ...
s,
pademelon Pademelons () are small marsupials in the genus ''Thylogale'', found in Australia, New Guinea, and surrounding islands. They are some of the smallest members of the macropod family, which includes the similar-looking but larger kangaroos and ...
s, Bennett's wallabies and Forester kangaroos. The reserve also features a pleasant picnic ground with a nature trail beginning and ending there. Numerous mountain streams are found across the
escarpment An escarpment is a steep slope or long cliff that forms as a result of faulting or erosion and separates two relatively level areas having different elevations. Due to the similarity, the term '' scarp'' may mistakenly be incorrectly used inte ...
and these can turn into substantial waterfalls after heavy snowfall. Mount Barrow is the main
television Television (TV) is a telecommunication medium for transmitting moving images and sound. Additionally, the term can refer to a physical television set rather than the medium of transmission. Television is a mass medium for advertising, ...
and
FM radio FM broadcasting is a method of radio broadcasting that uses frequency modulation (FM) of the radio broadcast carrier wave. Invented in 1933 by American engineer Edwin Armstrong, wide-band FM is used worldwide to transmit high fidelity, high-f ...
transmission site for north east Tasmania. The
broadcasting Broadcasting is the data distribution, distribution of sound, audio audiovisual content to dispersed audiences via a electronic medium (communication), mass communications medium, typically one using the electromagnetic spectrum (radio waves), ...
and
telecommunication Telecommunication, often used in its plural form or abbreviated as telecom, is the transmission of information over a distance using electronic means, typically through cables, radio waves, or other communication technologies. These means of ...
structures are subject to ice build up and have shields incorporated into their designs to prevent damage from falling ice. Due to the rugged terrain the programme reaches the sites via
microwave Microwave is a form of electromagnetic radiation with wavelengths shorter than other radio waves but longer than infrared waves. Its wavelength ranges from about one meter to one millimeter, corresponding to frequency, frequencies between 300&n ...
links instead of the usual
fibre optic An optical fiber, or optical fibre, is a flexible glass or plastic fiber that can transmit light from one end to the other. Such fibers find wide usage in fiber-optic communications, where they permit transmission over longer distances and at ...
cables.
Electrical Electricity is the set of physical phenomena associated with the presence and motion of matter possessing an electric charge. Electricity is related to magnetism, both being part of the phenomenon of electromagnetism, as described by Maxwel ...
power reaches the facilities by an overhead line running up the eastern side of the mountain.


See also

*


References


External links


Mount Barrow State Reserve
{{Tasmanian mountains, state=autocollapse Barrow Barrow, Mount