Great Blue Herons are typically solitary birds, so placing a lifelike heron decoy at the edge of your pond often deters them from visiting your pond and eating your fish. If you have a heron that lives near your pond, moving your decoy around from time helps to maintain illusion.

Great Blue Herons are typically solitary birds, so placing a lifelike heron decoy at the edge of your pond often deters them from visiting your pond and eating your fish. If you have a heron that lives near your pond, moving your decoy around from time helps to maintain illusion.