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Haplogroup I-BY316 / I-Y7626

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Haplogroup I-BY316, also known as I-Y7626 or I1a3a1a2a1b1 per the International Society of Genetic Genealogy ('ISOGG), is a Y chromosome haplogroup. It is correlated with a DYF406S1 value of 8 and a DYS617 value of 12.[1]

I-BY316 may be classed as a Nordic haplogroup and it is most common in Finland.[citation needed] Its progenitor is assumed to have lived in Fenno-Scandinavia at around 300 BC.[2] [3]

Origins

On the basis of analysing samples of volunteers in YDNA sequencing, the YDNA analysis company YFull estimated that I-BY316 formed 2,300 years ago (500 BC) (95 % CI 3,100 <-> 1,950 ybp) with a TMRCA (Time to Most Recent Common Ancestor) of 2,400 years (95 % CI 2,800 <-> 2,100 ybp) before present.[4]

Geographically I-BY316 is believed to have arisen in or near what is now Finland (based in part on the current distribution of this haplogroup).The current distribution of I-BY316 shows that there is a very high concentration in the regions bordering the Baltic Sea[3] . Due to the distinct distribution pattern around the Baltic sea it would appear that the progenitor of I-BY316 may have been immersed in a seafaring culture. In a historical context the distribution patterns fits well with the historical region of Kvenland and the associated tribe of the Kvens.

At the time when haplogroup I-BY316 came into existence, the Celts were beginning to expand from their traditional territory in southern Germany. The Germanic peoples were then presumed to be occupying a possible original homeland in southern Sweden and the Jutland peninsula (i.e. the presumed homeland of parent haplogroup I-Z63). There were surrounded on three sides by Kvens. They appear to have gone through a period in which they were conquered by the western Celts and remained subject to them (especially in Jutland). Triggered by the Gallic invasion, the Germanic peoples began expanding south-westwards along the North Sea coast and eastwards along the shores of the Baltic Sea. The push eastward along the Baltic Sea deep into Kven territory is assumed to coincide with the migration pattern of I-BY316. Historical records from the time of haplogroup origin are extremely sparse. The mythological king Fornjót of the Orkneyinga saga was said to have ruled over Kvenland roughly around the time of haplogroup origin. Interestingly some academic sources transcribe the name Fornjót as "the old Jute" which is significant because of the suspected origin of parent haplogroup I-Z63 in Jutland.[5] Fornjót was eventually followed by the dynasty of "sea kings" starting with Heiti Gorsson. Even though mythology may be very far removed from historical truth, it nevertheless paints a picture of a strong seafaring tradition in the area of interest and can therefore help to explain the subsequent expansion of the haplogroup.[6]

Distribution

Based on the public YDNA database FTDNA in December 2019 the I-BY316 haplogroup is showing the following distribution:[3]

Distribution by Country
Country Percentage
Finland 22.86%
Germany 14.29%
Sweden 8.57%
Ukraine 5.71%
England 5.71%
Estonia 5.71%
Russian Federation 5.71%
Poland 5.71%
Bosnia and Herzegovina 5.71%
Slovenia 5.71%
Iceland 2.86%
Norway 2.86%
Albania 2.86%
Hungary 2.86%
France 2.86%


The breakdown by countries as above can be condensed into regions:

Distribution by Regions
Country Percentage
Scandinavia/Baltics 42.85%
Eastern Europe 34.27%
Western Europe 22.86%


References

  1. ^ "I-Y7626 - YFull YTree Info". www.yfull.com. Retrieved 2019-12-30.
  2. ^ "ISOGG 2017 Y-DNA Haplogroup I". isogg.org. Retrieved 2019-12-30.
  3. ^ a b c "I-BY316 YTree". www.ftdna.com. Retrieved 2018-09-13.{{cite web}}: CS1 maint: url-status (link)
  4. ^ "I-Y7626 - YFull YTree Info". www.yfull.com. Retrieved 2018-09-11.{{cite web}}: CS1 maint: url-status (link)
  5. ^ Ideology and power in the Viking and Middle Ages : Scandinavia, Iceland, Ireland, Orkney, and the Faeroes. Steinsland, Gro. Leiden: Brill. 2011. ISBN 978-90-04-20507-9. OCLC 729736021.{{cite book}}: CS1 maint: others (link)
  6. ^ "Kingdoms of Northern Europe - Fenno-Scandinavia / Nordic Countries (Finland)". www.historyfiles.co.uk. Retrieved 2019-12-31.