Australia is normally the site of the world's largest known cuttlefish mating aggregation.
This year the event attracted far fewer animals than in the recent past.
BBC World reports that official figures recorded only 1,811 cuttlefish, a decline of 97 percent from last year's total.
This report is based on coverage by BBC World: https://www.bbc.co.uk/news/articles/c75gyw0nkzno?at_medium=RSS&at_campaign=rss