Psalm 105:29
He turned their waters into blood and slew their fish.
Exodus 7:20-21
And Moses and Aaron did so, as the LORD commanded; and lifting up the rod, he smote the waters that were in the river, in the sight of Pharaoh and in the sight of his slaves; and all the waters that were in the river were turned to blood.
Psalm 78:44
and had turned their rivers into blood and their floods, that they could not drink.
Isaiah 50:2
for I came, and no one showed himself; I called, and no one answered. Is my hand shortened at all, that it cannot redeem? or have I no power to deliver? behold, at my rebuke I dry up the sea, I make the rivers a wilderness: their fish stink because there is no water and die for thirst.
Ezekiel 29:4-5
But I will put hooks in thy jaws, and I will cause the fish of thy rivers to stick unto thy scales, and I will bring thee up out of the midst of thy rivers, and all the fish of thy rivers shall come out stuck onto thy scales.
Revelation 16:3
And the second angel poured out his vial into the sea; and it became blood as of a dead man, and every living soul died in the sea.