Revelation 16:3
And the second poured out his bowl on the sea; and it became blood, as of a dead man; and every living soul died in the sea.
Exodus 7:17-21
Thus saith Jehovah: In this shalt thou know that I am Jehovah behold, I will smite with the staff that is in my hand upon the water which is in the river, and it shall be turned into blood.
Revelation 8:8-9
And the second angel sounded his trumpet: and as 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 power to shut the heaven that no rain may fall during the days of their prophecy; and they have power over the waters to turn them into blood, and to smite the earth as often as they will with every plague.
Genesis 7:22
everything which had in its nostrils the breath of life, of all that was on the dry land, died.
Psalm 78:44
And turned their rivers into blood, and their streams, that they could not drink;
Psalm 105:29
He turned their waters into blood, and caused their fish to die.
Ezekiel 16:38
And I will judge thee with the judgments of women that commit adultery and shed blood; and I will give thee up to the blood of fury and jealousy;
Revelation 10:2
and having in his hand a little opened book. And he set his right foot on 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 out of the sea, having ten horns and seven heads, and upon its horns ten diadems, and upon its heads names of blasphemy.