Royal Naval Air Station Fearn (RNAS Fearn; or HMS Owl) is a former Royal Navy Fleet Air Arm airbase, located 5.4 miles (8.7 km) southeast of Tain, Scottish Highlands and 21.9 miles (35.2 km) northeast of Inverness, Scottish Highlands, Scotland.

Notable landmarks include Tarbat Ness and Cromarty Firth.

[2] HMS Owl was home to the Royal Navy’s Barracuda Operational Training Unit, No.

[2] On the southeast edge, a new, separate, aerodrome has been created by the name of "Easter Airfield".

[28] A lot of the original buildings on the other side of the camp are derelict and only have trash from fly-tipping, crows and bugs in them.