Psalm 105:29
He turned their waters into blood, and killed their fish.
Exodus 7:20-21
And Moses and Aaron did so, as LORD commanded. And he lifted up the rod, and smote the waters that were in the river, in the sight of Pharaoh, and in the sight of his servants, and all the waters that were in the river were turned
Psalm 78:44
and turned their rivers into blood, and their streams, so that they could not drink.
Isaiah 50:2
Why, when I came, was there no man? When I called, was there none to answer? 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.
Ezekiel 29:4-5
And I will put hooks in thy jaws, and I will cause the fish of thy rivers to stick to thy scales, and I will bring thee up out of the midst of thy rivers, with all the fish of thy rivers which stick to thy scales.
Revelation 16:3
And the second agent poured out his bowl into the sea, and it became blood like of a dead man, and every living soul in the sea died.