Confronting images of dead seadragons, fish and octopuses washed up on South Australian beaches—and disturbing reports of ...

Dozens of marine mammals — including dolphins — have been sickened by a toxic algae bloom off the San Diego’s coast, ...

A microalgae "toxic to fish but not humans" has been identified as the cause of a bloom linked to octopus and other marine ...

After nine months, the strange behavior that claimed the lives of endangered sawfish is back. Here’s what we know about ...

Domoic acid, a potent neurotoxin produced by algae, has been killing sea lions and dolphins along California’s coastline for ...

Domoic acid poisoning is stranding marine mammals as warnings are issued to beachgoers of the threat posed by animals that ...

Scientists have discovered why a revolting foam washed up on the shores of beaches, killing marine life and causing ...

The cause of a mystery Fleurieu beach foam killing wildlife and causing illness in humans has been identified.

The foam — likened by some to the froth on a milkshake — and its effects were first noticed by surfers at Waitpinga, about ...

The Environment Protection Authority has received results identifying the species Karenia mikimotoi (Kar-een-ia mickey-mow-toy) as the cause of the ...

Nearly 75 billion gallons of water has flowed into the St. Lucie River through the St. Lucie Lock & Dam since Lake Okeechobee ...

This so-called “harmful algal bloom” can cause problems for people and for marine life such as fish ... harmful algae. Each produces its own type of toxin with a particular toxic effect.