In 2020 (latest figures) Canadian ferry service, BC Ferries cancelled 1 163 sailings due to staff shortages. The corporation can’t attract workers because it’s not providing fair pay and security.

https://thetyee.ca/Opinion/2023/07/13/BC-Ferries-Cancelling-Sailings-Jobs/

There are no recorded incidents of a CalMac sailing cancelled due to staff shortages.

As early as 2015:

Caledonian MacBrayne named as the Living Wage Foundation’s Scottish Champion 2016

https://www.calmac.co.uk/article/5037/Caledonian-MacBrayne-named-as-the-Living-Wage-Foundations-Scottish-Champion-2016

They were the first transport operator to do so and, in November 2022:

Nautilus International has achieved a 7.2% pay uplift for members working at Scottish ferry operator Caledonian MacBrayne (CalMac) during the latest round of negotiations with the company.

https://www.nautilusint.org/en/news-insight/news/nautilus-achieves-significant-pay-uplift-for-members-with-caledonian-macbrayne/

Finally, privately-owned P&O is “exploiting loopholes in the minimum wage legislation to pay replacement agency worker crew as little as £5.15 per hour. And a failure to comply with international health and safety standards, jeopardising the safety of seafarers, passengers and the maritime industry as a whole.”

The P&O Ferries sackings one year on