11.   And the spinning turbine blades that power the electric generators can kill the fish.

12.   And the metals kill fish.

13.   And when spills occur, the manure seeps into streams and kills fish.

14.   Both also kill fish, and pyrethroids can kill birds.

15.   Blooms of toxic algae, the phenomenon known as red tide, can kill fish, contaminate shellfish and make people ill.

16.   Bowditch said the years of cleanup have taken out sediments that become suspended in the water and kill fish by clogging their gills.

17.   Dams also block migrating fish and the flow of nutrients, slow and heat the water and kill fish in electric turbines.

18.   Environmental officials say the leak continues to pour tons of waste into the Boac River, polluting the water, killing fish and destroying nearby crops.

19.   Farms are also sources of nutrients, which can promote algae and other plant growth in water that kill fish.

20.   Giuliani, who acknowledged that spraying Anvil over water would kill fish, dismissed environmental protests.