Revelation 16:3
And the second agent poured out his bowl into the sea, and it became blood like of a dead man, and every living soul in the sea died.
Exodus 7:17-21
Thus says LORD, In this thou shall know that I am LORD. Behold, I will smite with the rod that is in my hand upon the waters which are in the river, and they shall be turned to blood.
Revelation 8:8-9
And the second agent sounded, and something like a great burning mountain was cast into the sea. And the third part of the sea became blood,
Revelation 11:6
These men have authority to shut the sky, so that it may not rain the days of their prophecy. And they have authority over the waters to turn them into blood, and to strike the earth with every plague, as often as they may desire.
Genesis 7:22
All in whose nostrils was the breath of the spirit of life, of all that was on the dry land, died.
Psalm 78:44
and turned their rivers into blood, and their streams, so that they could not drink.
Psalm 105:29
He turned their waters into blood, and killed their fish.
Ezekiel 16:38
And I will judge thee, as women who break wedlock and shed blood are judged. And I will bring upon thee the blood of wrath and jealousy.
Revelation 10:2
and having in his hand an opened book. And he placed his right foot upon the sea, and the left upon the earth.
Revelation 13:1
And I stood upon the sand of the sea. And I saw a beast rising up out of the sea having ten horns, and seven heads, and ten diadems upon its horns, and upon its heads names of blasphemy.