Great blue heron (Ardea heordias)

Its height can exceed 110 cm in length, its distribution covers an area that extends through North America, Central America, the Galapago Islands and northern South America. In Mexico it is distributed throughout its territory.


Swamps, coasts and wet plains formed by the tide. It is highly adaptable and forages in any type of calm freshwater stream or in shallow rivers; it also inhabits shallow coastal bays. Nests in trees or shrubs near water and sometimes on the ground in areas without predators. The variant “white heron” is mainly found in saltwater habitats.


Very varied and adaptable. Its main food is fish, but it also consumes frogs, salamanders, turtles, snakes, insects, rodents and birds. It has been seen stalking field mice and gophers in the field, and ingesting several species of small waterfowl in marshes or at the edge of the water.

Resident bird with year-round sighting and spring nesting on Boulevard trees at Islas del Mar.


It is located all year round near water reservoirs, lagoons and the estuary.