 The composition of the striking force was broadly similar to that used in the earlier operations targeting Tirpitz . Formidable embarked No. 8 Torpedo Bomber Reconnaissance Wing , whose 827 and 830 Naval Air Squadrons each operated 12 Barracudas , as well as 1841 Naval Air Squadron , which was equipped with 18 Corsairs . Indefatigable carried No. 9 Torpedo Bomber Reconnaissance Wing , which was also equipped with 24 Barracudas split between 820 and 826 Naval Air Squadrons , as well as the Seafire @-@ equipped 894 Naval Air Squadron and 1770 Naval Air Squadron 's 12 Fairey Firefly fighters . In a change from her role in the previous attacks , Furious did not embark any Barracudas during Operation Mascot , and instead operated 20 Grumman F6F Hellcat fighters from 1840 Naval Air Squadron , three Seafires assigned to 880 Naval Air Squadron and three 842 Flight Fairey Swordfish anti @-@ submarine aircraft . 
