From the Cork Pilots website: The Port of Cork Company is responsible for pilotage. Pilotage is compulsary for all vessels in the area between Number 20 Buoy in the Lower Harbour and the quays at Cork. For vessels exceeding 130m in length pilotage is compulsary from 2.5 miles off Roches Point
http://corkpilots.com/joomla/
From the Brittany Ferries website: Ireland to France by luxury ferry. Sail from Ireland to France with Brittany Ferries' on our Cork to Roscoff ferry route. Depart on a Saturday afternoon aboard our flagship, Pont-Aven, to arrive Sunday morning. From March 2020 onwards there are sailings twice a week with an additional sailing on Wednesday afternoons aboard Armorique. Aboard Pont-Aven, you'll enjoy a choice of comfortable cabins, restaurants, shops and entertainments including a swimming pool and leisure area - the ferry crossing really will feel like part of your holiday!
Overnight ferry departures once a week rising to twice a week from March 2021
Afternoon sailings taking 14 to 15 hours
Sail aboard our flagship, Pont-Aven, or Armorique
A great choice of comfortable cabins
With excellent access to local road networks driving to Cork and Roscoff ports is easy. Roscoff is a picturesque fishing village with pretty restaurants lining the quay and plenty of tourist attractions including a botanical gardens and a century old Thalassotherapy Institute where the seawater and seaweed are used for healing and relaxation therapies.
https://www.brittany-ferries.co.uk/ferry-routes/ferries-france/cork-roscoff