ScienceAustralia’s giant cuttlefish mating numbers plunge 97%

Only 1,811 giant cuttlefish gathered to mate along South Australia’s Cuttlefish Coast this year, down 97% from 63,000 last year and the lowest figure on record. Experts fear a toxic algal bloom may be driving a catastrophic decline; divers found just 440 eggs instead of the millions usually seen.

giant cuttlefishSouth Australiatoxic algal bloommarine ecosystem

BBBC News★★★☆☆2026-08-29 18:30Original