Question: British musician and DJ Andrew "Mr Scruff" Carthy released his fourth studio album, Ninja Tuna, on which date?

Context paragraphs:
Ninja Tuna: Ninja Tuna is the fourth studio album by the British musician and DJ Andrew "Mr. Scruff" Carthy, released on 6 October 2008 simultaneously by Ninja Tune and Ninja Tuna, a special subdivision of Ninja Tune created by Mr. Scruff in order for him to release his music.

Find Your Harmony: Find Your Harmony is the first studio album by Moldovan trance producer and DJ Andrew Rayel.  It was released on May 30, 2014.

Ghosts on Magnetic Tape: Ghosts on Magnetic Tape is the name of the fourth studio album released by British musician, songwriter, and producer Steven Wilson under the pseudonym Bass Communion.  It was created primarily from processing 78rpm records and piano sources.  There was a limited edition of 300 copies available as a double CD including Andrew Liles' reconstruction disc.

Discreet Music: Discreet Music (1975) is the fourth studio album by the British musician Brian Eno.  While his earlier work with Robert Fripp on "(No Pussyfooting)" and several selections from "Another Green World" feature similar ideas, "Discreet Music" marked a clear step toward the ambient aesthetic Eno would later codify with 1978's "".  It is also Eno's first album to be released under his full name "Brian Eno" as opposed to his previous rock albums released simply under the name "Eno".

Bonus Bait: Bonus Bait is a compilation album by British musician and DJ Andrew "Mr. Scruff" Carthy.  It was released on 9 February 2009 by Ninja Tune, and features outtakes of his album "Ninja Tuna".

Friendly Bacteria: Friendly Bacteria is the fifth studio album by the British musician and DJ Andrew Carthy (a.k.a. "Mr. Scruff").  It was released on 19 May 2014 by the labels Ninja Tune/Ninja Tuna simultaneously.

Sort of Revolution: Sort of Revolution is the fourth album of original studio material from British musician Fink, also known as Fin Greenall.  It was released on 25 May 2009, on the Ninja Tune independent record label.

Telekon: Telekon is the fourth studio album (and second album under his own name) by the British musician Gary Numan.  It debuted at the top of the UK Albums Chart in September 1980, making it his third consecutive (and to date, final) No. 1 album.

In Death Reborn: On February 11, 2014, it was confirmed that the album's production team consisted of producers include Stu Bangas, C-Lance, Leaf Dog, Panik and including Army of the Pharaohs' own Apathy amongst others, including new faces that hadn't been producing for the group beforehand.  In promotion for "In Death Reborn", Vinnie Paz released "The Flawless Victory" mixtape on March 2, 2014.  Reef the Lost Cauze released a collaboration album titled "Fast Way" alongside producer Emyd on March 9, 2014.  Member Doap Nixon only appeared on the song "7th Ghost" but spoke out saying, how he was only featured on one song because he had a lot of personal stuff going on and stated that there will be more of him on the LP that is due to drop in November.  King Syze released his fourth studio album one month before the album release on March 25 titled "Union Terminology".  Apathy pushed back the release date of "Connecticut Casual" from April to June in favour of "In Death Reborn".  A week before the release of "In Death Reborn", Zilla announced he was working on his fourth studio album titled "Martyr Musick" set to be released sometime June 2014.  The group released their second album of the year "Heavy Lies the Crown" on 21 October 2014.  Six months after In Death Reborn.

Mr. Scruff: Andrew "Andy" Carthy (born 10 February 1972), better known by his stage name Mr. Scruff, is a British electronic music producer and DJ.  He lives in Stretford, Greater Manchester and studied fine art at the Psalter Lane campus of Sheffield Hallam University.  Before he could make a living from his music alone, he worked as a shelf stocker in the Hazel Grove branch of Kwik Save.

Supporting paragraphs: Ninja Tuna Mr. Scruff
Answer: 6 October 2008