Bluemull Sound is the strait between

Unst Unst (; sco, Unst; nrn, Ønst) is one of the North Isles of the Shetland Islands, Scotland. It is the northernmost of the inhabited British Isles and is the third-largest island in Shetland after Mainland and Yell. It has an area of . Unst ...

and

Yell A yell is a loud vocalization; see screaming. Yell may also refer to: Places United Kingdom * Yell, Shetland, one of the North Isles of the Shetland archipelago, Scotland * Yell Sound, Shetland, Scotland United States * Yell, Tennessee, an unin ...

in Shetland's North Isles. A ferry service crosses it regularly.

Cullivoe Cullivoe (Old Norse: ''Kollavágr'' - Bay of Kolli), is a village on Yell in the Shetland Islands. It is in the north east of the island, near Bluemull Sound, not far from Unst. Cullivoe is a fishing port, and was formerly the ferry terminal ...

is on the Yell side, and the island of

Linga A lingam ( sa, लिङ्ग , lit. "sign, symbol or mark"), sometimes referred to as linga or Shiva linga, is an abstract or aniconic representation of the Hindu god Shiva in Shaivism. It is typically the primary ''murti'' or devotional im ...

lies in the strait. The "world's first community-owned tidal power generator" became operational in Bluemull Sound in April 2014. The turbine is a 30 kW Nova Innovation device, owned by the North Yell Development Council and is connected to the local grid by 1 km subsea cable; helping power an ice house and up to 30 local homes. A 100 kW tidal turbine was connected in August 2016. The Sound was referred to as "Blumel sound" in early 1800 nautical references It was later referred to as Bluemull Sound in 1865. It is unclear why there is such a discrepancy in the name.

References

Straits of Scotland Landforms of Shetland Unst Yell, Shetland {{Shetland-geo-stub