Revelation 8:8

8:8 Then the second angel blew his trumpet, and something like a great mountain of burning fire was thrown into the sea. A third of the sea became blood,

Revelation 14:20

14:20 Then the winepress was stomped outside the city, and blood poured out of the winepress up to the height of horses’ bridles for a distance of almost two hundred miles.

Revelation 16:4

16:4 Then the third angel poured out his bowl on the rivers and the springs of water, and they turned into blood.