Johan Ernst Gunnerus
Encyclopedia
Johan Ernst Gunnerus was a Norwegian
Norway
Norway , officially the Kingdom of Norway, is a Nordic unitary constitutional monarchy whose territory comprises the western portion of the Scandinavian Peninsula, Jan Mayen, and the Arctic archipelago of Svalbard and Bouvet Island. Norway has a total area of and a population of about 4.9 million...

 bishop
Bishop
A bishop is an ordained or consecrated member of the Christian clergy who is generally entrusted with a position of authority and oversight. Within the Catholic Church, Eastern Orthodox, Oriental Orthodox Churches, in the Assyrian Church of the East, in the Independent Catholic Churches, and in the...

 and botanist. Gunnerus was born at Christiania
Oslo
Oslo is a municipality, as well as the capital and most populous city in Norway. As a municipality , it was established on 1 January 1838. Founded around 1048 by King Harald III of Norway, the city was largely destroyed by fire in 1624. The city was moved under the reign of Denmark–Norway's King...

. He was bishop of the Diocese of Nidaros
Diocese of Nidaros
Nidaros is a diocese in the Lutheran Church of Norway. It covers Nord-Trøndelag and Sør-Trøndelag counties and its cathedral city is Trondheim, which houses the well-known Nidaros Cathedral. The diocese is divided into 12 deaneries . Finn Wagle was the bishop from 1991 to 2008...

 from 1758 until his death and also a professor of theology
Theology
Theology is the systematic and rational study of religion and its influences and of the nature of religious truths, or the learned profession acquired by completing specialized training in religious studies, usually at a university or school of divinity or seminary.-Definition:Augustine of Hippo...

 at the University of Copenhagen
University of Copenhagen
The University of Copenhagen is the oldest and largest university and research institution in Denmark. Founded in 1479, it has more than 37,000 students, the majority of whom are female , and more than 7,000 employees. The university has several campuses located in and around Copenhagen, with the...

.

Biography

Gunnerus was very interested in natural history
Natural history
Natural history is the scientific research of plants or animals, leaning more towards observational rather than experimental methods of study, and encompasses more research published in magazines than in academic journals. Grouped among the natural sciences, natural history is the systematic study...

 and accumulated a large collection of specimens from visits to central and northern Norway. He also encouraged others to send him specimens. Together with the historians Gerhard Schöning and Peter Frederik Suhm
Peter Frederik Suhm
Peter Frederik Suhm , was a Danish-Norwegian historian and Councillor of State.Suhm studied at the University of Copenhagen in 1746-1751, and one of his teacher was Ludvig Holberg...

 he founded the Trondheim Society in 1760. In 1767 it received royal recognition and became the Royal Norwegian Society of Sciences and Letters
Royal Norwegian Society of Sciences and Letters
The Royal Norwegian Society of Sciences and Letters is a learned society based in Trondheim, Norway.-History:DKNVS was founded in 1760 by bishop of Nidaros Johan Ernst Gunnerus, headmaster at the Trondheim Cathedral School Gerhard Schøning and Councillor of State Peter Frederik Suhm under the name...

.

Gunnerus was vice President and Director Perpetuus of the Society from 1767 to 1773. The society began publishing its journal in 1761, entitled Det Trondhiemske Selskabs Skrifter, still published today as Det Kongelige Norske Videnskabers Selskabs Skrifter. In 1765 Gunnerus published a description of a basking shark
Basking shark
The basking shark is the second largest living fish, after the whale shark. It is a cosmopolitan migratory species, found in all the world's temperate oceans. It is a slow moving and generally harmless filter feeder and has anatomical adaptations to filter feeding, such as a greatly enlarged...

 in this journal, giving it the scientific name Squalus maximius.

Gunnerus was the author of Flora Norvegica (1766-1776). He contributed notes on the ornithology of northern Norway to Knud Leem
Knud Leem
Knud Leem was a Norwegian priest and linguist. Knud Leem started the linguistic study of Sámi when he published a grammar book of it in 1748...

's Beskrivelse over Finmarkens Lapper (1767), translated into English in 1808 as An Account of the Laplanders of Finmark. In this Gunnerus was the first person to give a scientific name to the Greenshank
Greenshank
The Common Greenshank is a wader in the large family Scolopacidae, the typical waders. Its closest relative is the Greater Yellowlegs, together with which and the Spotted Redshank it forms a close-knit group...

. Gunnerus discussed a number of
his findings with Carolus Linnæus, mainly known as Carl von Linné, with whom he was in correspondence. The original letters from Carolus Linnæus are held at the Royal Norwegian Society of Sciences and Letters in Trondheim, while the ones from Gunnerus to Linnæus are found at the Linnean Society of London
Linnean Society of London
The Linnean Society of London is the world's premier society for the study and dissemination of taxonomy and natural history. It publishes a zoological journal, as well as botanical and biological journals...

.

Gunnerus was the first to suggest that since the northern lights
Aurora (astronomy)
An aurora is a natural light display in the sky particularly in the high latitude regions, caused by the collision of energetic charged particles with atoms in the high altitude atmosphere...

 were caused by the Sun
Sun
The Sun is the star at the center of the Solar System. It is almost perfectly spherical and consists of hot plasma interwoven with magnetic fields...

, there also had to be aurora
Aurora (astronomy)
An aurora is a natural light display in the sky particularly in the high latitude regions, caused by the collision of energetic charged particles with atoms in the high altitude atmosphere...

s around the moon
Moon
The Moon is Earth's only known natural satellite,There are a number of near-Earth asteroids including 3753 Cruithne that are co-orbital with Earth: their orbits bring them close to Earth for periods of time but then alter in the long term . These are quasi-satellites and not true moons. For more...

, Venus
Venus
Venus is the second planet from the Sun, orbiting it every 224.7 Earth days. The planet is named after Venus, the Roman goddess of love and beauty. After the Moon, it is the brightest natural object in the night sky, reaching an apparent magnitude of −4.6, bright enough to cast shadows...

 and Mercury
Mercury (planet)
Mercury is the innermost and smallest planet in the Solar System, orbiting the Sun once every 87.969 Earth days. The orbit of Mercury has the highest eccentricity of all the Solar System planets, and it has the smallest axial tilt. It completes three rotations about its axis for every two orbits...

.

In 1766, Gunnerus was elected a foreign member of the Royal Swedish Academy of Sciences
Royal Swedish Academy of Sciences
The Royal Swedish Academy of Sciences or Kungliga Vetenskapsakademien is one of the Royal Academies of Sweden. The Academy is an independent, non-governmental scientific organization which acts to promote the sciences, primarily the natural sciences and mathematics.The Academy was founded on 2...

.

The plant genus Gunnera
Gunnera
Gunnera is a genus of herbaceous flowering plants, some of them gigantic. The genus is the only member of the family Gunneraceae.The 40-50 species vary enormously in leaf size...

was named after him. The standard botanical author abbreviation "Gunnerus" is applied to plants described by this botanist.
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