Diet

What do great blue herons eat?

Fish, frogs and small mammals stalked in shallow water.

Herons and egrets (Ardeidae)Great Blue HeronArdea herodias

Spring and summer diet

  • Fish, frogs, crayfish and voles

Fall and winter diet

  • Fish and any open-water prey

Best feeder foods

  • None — visits ponds with fish

A regular at backyard ponds; net or decoy-protect ornamental fish if one moves in.

Which feeder works best for great blue herons →

Where great blue herons need winter food

Frequently asked

What do great blue herons eat?

Fish, frogs and small mammals stalked in shallow water.

What is the best food to feed great blue herons?

None — visits ponds with fish.

What do great blue herons eat in winter?

Fish and any open-water prey.

Sources

  1. Great Blue Heron — All About Birds, Cornell Lab of Ornithology
  2. Great Blue Heron life history — Cornell Lab of Ornithology
  3. Great Blue Heron — Audubon Guide to North American Birds

Timing reflects typical patterns for the region as a whole; local dates vary with elevation and year. Check the linked eBird bar charts for your county.