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Species Details [Taxonomy: HBW - BirdLife (v3)] Print... Email... 

 EN    Tricolored Blackbird* Id (Atlas):
    Agelaius tricolor

Description (10)
Image of Tricolored Blackbird
 

Other Names (World)
Tricolored Blackbird, Tricoloured Blackbird, Tri-colored Blackbird, Tri-coloured Blackbird

Family
Icteridae (New World Blackbirds)

Size
18 - 24 cm

First Described (Guide)
(Audubon, 1837)

Habitat
Freshwater marshes with tall emergent vegetation, in upland habitats, silage fields, agricultural areas. From sea-level - 1,300 m.

Range (Guide)
Mexico, USA (B).

Western USA (southern Washington, Oregon, California west of Sierra Nevada, also extreme south-western Nevada) and extreme north-western Mexico (extreme northern Baja California).
 
Rarity Status
Currently this species is not classified as a rarity in this country OR information has not been updated.

Population
Estimated population is 250,000 (2010) and decreasing.

Status EN
Habitat destruction and degradation through conversion to agriculture, combined with low reproductive success in native habitats and complete breeding failure in harvested agricultural fields, herbicide spraying and contaminated water, are the main threats.

For more information see BirdLife International Species Factsheet.

Voice
Male song is a nasal, drawn-out 'guuuaaaak' lasting 1-1.5 seconds. A nasal 'chwuk' uttered in alarm. A 'churr' uttered in flight. A range of other short, nasal call notes are heard.

Xeno-Canto Sound Files (more (71)...)

 
Tricolored Blackbird (Agelaius tricolor) [XC344806]
     by Paul Marvin from Jacumba Hot Springs, pond and marsh, San Diego County, California, United States (flight call)

 
Tricolored Blackbird (Agelaius tricolor) [XC344285]
     by Paul Marvin from Jacumba Hot Springs, pond and marsh, San Diego County, California, United States (flight song)

Subspecies
No subspecies.

Closely related to Red-winged Blackbird (Agelaius phoeniceus).

Similar Species
Males differ from Red-winged Blackbird (Agelaius phoeniceus) in having deeper red epaulets with purer white borders, whereas females have darker brown and less extensively streaked plumage. Both males and females are slimmer-billed and show more square-tipped tails than Red-winged Blackbird (Agelaius phoeniceus). The breeding behaviour of the two species is very different.


References
See References.


Files:
JPG files for Tricolored Blackbird (Agelaius tricolor) - 10 files


More Information

BirdLife International

For more information about the Tricolored Blackbird see... Show Articles BirdLife International Species Factsheet.


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