The health secretary says he used a poor choice of word in a tweet, after criticism from victims' group.
Day two of the Tokyo 2020 Olympics brings Team GB's first medals with taekwondo silver for Bradly Sinden and Chelsie Giles winning judo bronze.
They also criticised the government's spending on unusable protective kit and called for an urgent inquiry.
The deaths near Ardlui are among six water-related fatalities in Scotland over the past three days.
Planet Fun says injuries were caused in County Antrim on Saturday because of "misuse of equipment".