Little Blue Heron

Little Blue Heron

Egretta caerulea

Also known as: Water Gaulin

Predict Sightings

Habitat

Aquatic

Diet

Invertebrate

Active Time

Diurnal

Size

339 g

About This Species

Look for this slate-blue heron with a maroon neck stalking slowly through shallow marshes, ponds and tidal creeks, moving with deliberate steps as it hunts fish and amphibians. Immature birds are white and can be confused with egrets until they moult into adult plumage over about a year. Quiet wetland edges at dawn or dusk, watching for slow, methodical movement rather than fast activity, give the best views.

Ethical Viewing Guidelines

  • Keep at least 20-30 metres back and move slowly, since this heron will freeze or fly off if approached directly, especially near a nest in a colonial rookery.
  • Colonial wading bird rookeries receive legal protection in much of its range across the southeastern United States, Central America and northern South America, though specific rules and enforcement vary by country.
  • A bird that stops hunting and stands alert is signaling that it feels threatened, and the appropriate response is to pause or retreat rather than continue approaching.
LCAvesPelecaniformesArdeidae

Seasonal Activity

2,223,109 sightings · 2000–2026

Citizen science records via GBIF

All monthsThis month

Classification

Kingdom
Animalia
Phylum
Chordata
Class
Aves
Order
Pelecaniformes
Family
Ardeidae

Traits

Diet
Invertebrate
Foraging
Aquatic
Activity
Diurnal
Body mass
339 g

Photo

Wikimedia Commons / Wikimedia Commons

CC-BY-SA-4.0

Occurrence data from GBIF.