A vast bloom of toxic algae is killing more than 200 species of marine life off the southern coast of Australia, scientists and conservation groups say. The algae, Karenia mikimotoi, appeared in waters around South Australia state in March, causing mass deaths in species, including sharks, rays, crabs and octopuses.

Toxic algae killing marine life off Australian coast. (2025, May 16). The Manila Times, p. B5.