Revelation 16:3
And the second angel poured out his vial on the sea. And it became like the blood of a dead one, and every living soul died in the sea.
Exodus 7:17-21
Thus says Jehovah, In this you shall know that I am Jehovah. Behold! I will smite with the rod that is in my hand upon the waters in the river, and they shall be turned to blood.
Revelation 8:8-9
And the second angel sounded, and as it were a great mountain burning with fire was cast into the sea. And the third part of the sea became blood.
Revelation 11:6
These have authority to shut up the heaven, that it may not rain in the days of their prophecy. And they have authority over waters to turn them to blood, and to strike the earth with every plague, as often as they desire.
Genesis 7:22
all who breathed the breath of life, of all that was in the dry land, died.
Psalm 78:44
He turned their rivers into blood, and their floods, 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 you with judgments of adulteresses, and with shedders of blood. And I will give you blood and fury and jealousy.
Revelation 10:2
And he had a little book open in his hand. And he set his right foot on the sea and his left foot on the earth.
Revelation 13:1
And I stood on the sand of the sea, and I saw a beast coming up out of the sea, having seven heads and ten horns. And on its horns were ten crowns, and on its heads was the name of blasphemy.