Revelation 16:3
And the second poured out his bowl on the sea, and it became blood, like [that] of a dead person, and every living thing [that was] in the sea died.
Exodus 7:17-21
Thus says Yahweh, "By this you will know that I [am] Yahweh. Look, I [am about to] strike with the staff that is in my hand the water that is in the Nile, and it will be changed to blood.
Revelation 8:8-9
And the second angel blew the trumpet, and [something] like a great mountain burning with fire was thrown into the sea, and a third of the sea became blood,
Revelation 11:6
These have the authority to shut the sky, so that {it does not rain} during the days of their prophecy. And they have authority over the waters, to turn them to blood, and to strike the earth with every plague as often as they wish.
Genesis 7:22
Everything in whose nostrils [was] {the breath of life}, among all that [was] on dry land, died.
Psalm 78:44
when he turned their rivers to blood so they could not drink [from] their streams.
Psalm 105:29
He turned their waters into blood and it killed their fish.
Ezekiel 16:38
And I will judge you [with the] judgment of [women] committing adultery and shedding blood, and I will give you [the] blood of rage and jealousy.
Revelation 10:2
and holding in his hand a little scroll that was opened. And he put his right foot on the sea and his left on the land.
Revelation 13:1
And I saw coming up out of the sea a beast that had ten horns and seven heads, and on its horns ten royal headbands, and on its heads a blasphemous name.