[9] The sheer wall of submerged rock, over 44 metres in depth, at the north-eastern point of the island, was named 4th in a top ten of Scotland's 'Wall dives'.

[11] At the south end of Dòirlinn a' Chailbhe lies the wreck of the Strathbeg, a motor fishing vessel which sank at mooring during a gale in May 1984.

[13] In May 2009 the speedboat (RIB) Sooty ran aground on the northern tip of Calve at 23:30, having left Tobermory shortly before, after an evening of drinking by its crew at a local pub.

It is thought that reckless speeds, insufficient attention to the GPS device, an absence of lookout and failure to prepare a passage plan all resulted from and were exacerbated by the influence of alcohol.

[15] Undertaking another such kayak expedition in 2018, the historian David Gange was disappointed to find that, unlike the signs of revival across so much of the Hebrides, Calve has no population and minimal agricultural activity.

It stood for him as symbol of the fragility and lack of resilience in the current re-population of the Scottish Islands compared to the situation before the Clearances of the previous two centuries.