Toxic algal blooms like crimson tide can tend to choke off and kill all other life in a body of water that experiences eutrophication. It's actually such a regu

Toxic algal blooms like crimson tide can tend to choke off and kill all other life in a body of water that experiences eutrophication. It's actually such a regular thing in the Salton Sea from nearby fertilizer runoff that you could drive by and see rotting fish carcasses littering the shoreline. Probably means something analogous to that.