Revelation 8:9

and one-third of all the living creatures in the sea perished, and one-third of the ships were destroyed.

Revelation 8:7

The first one blew his trumpet, and there was a shower of hail and fire mixed with blood as it hurled itself upon the earth, and one-third of the earth was burned up, and all the green grass was burned up.

Revelation 8:10

Then the third angel blew his trumpet, and there fell from the sky a great star blazing like a torch, and it fell upon one-third of the rivers and the springs of water.

Revelation 8:12

Then the fourth angel blew his trumpet, and one-third of the sun was cursed with a plague, and one-third of the moon, and one-third of the stars, so that one-third of them were darkened, and there was no light for one-third of the day and for one-third of the night.

Revelation 16:3

Then the second angel emptied his bowl into the sea, and it turned into blood like a dead man's, and every living thing that was in the sea died.

Treasury of Scripture Knowledge

Summary

And the third part of the creatures which were in the sea, and had life, died; and the third part of the ships were destroyed.

The third part of the creatures

Bible References

The third part of the creatures

Revelation 8:7
The first one blew his trumpet, and there was a shower of hail and fire mixed with blood as it hurled itself upon the earth, and one-third of the earth was burned up, and all the green grass was burned up.
Revelation 16:3
Then the second angel emptied his bowl into the sea, and it turned into blood like a dead man's, and every living thing that was in the sea died.