Revelation 8:9
And a third part of the creatures that were in the sea--those that had life--died; and a third part of the ships were destroyed.
Revelation 8:7
The first blew his trumpet; and there came hail and fire, mixed with blood, falling upon the earth; and a third part of the earth was burnt up, and a third part of the trees and all the green grass.
Revelation 8:10
The third angel blew his trumpet; and there fell from Heaven a great star, which was on fire like a torch. It fell upon a third part of the rivers and upon the springs of water.
Revelation 8:12
Then the fourth angel blew his trumpet; and a curse fell upon a third part of the sun, a third part of the moon, and a third part of the stars, so that a third part of them were darkened and for a third of the day, and also of the night, there was no light.
Revelation 16:3
The second angel poured his bowl into the sea, and it became blood, like a dead man's blood, and every living creature in the sea died.