Revelation 16:3
The second angel poured out his bowl into the sea, and it became blood as of a dead man. Every living thing in the sea died.
Exodus 7:17-21
Thus says Yahweh, "In this you shall know that I am Yahweh. Behold, I will strike with the rod that is in my hand on the waters which are in the river, and they shall be turned to blood.
Revelation 8:8-9
The second angel sounded, and something like a great burning mountain was thrown into the sea. One third of the sea became blood,
Revelation 11:6
These have the power to shut up the sky, that it may not rain during the days of their prophecy. They have power over the waters, to turn them into blood, and to strike the earth with every plague, as often as they 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
he 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
I will judge you, as women who break wedlock and shed blood are judged; and I will bring on you the blood of wrath and jealousy.
Revelation 10:2
He had in his hand a little open book. He set his right foot on the sea, and his left on the land.
Revelation 13:1
Then I stood on the sand of the sea. I saw a beast coming up out of the sea, having ten horns and seven heads. On his horns were ten crowns, and on his heads, blasphemous names.