Bay-capped Wren-Spinetail (Spartonoica maluroides)

Other Names (World)
Bay-capped Wren-Spinetail, Wren-like Spinetail

Family
Furnariidae (Ovenbirds)

Size
13 - 14 cm

First Described (Guide)
(D'Orbigny & Lafresnaye, 1837)

Habitat
Brackish and freshwater marshes with extensive growths of Eryngium and Scirpus. May associate with Spartina grass. From sea-level - 900 m.

Range (Guide)

Argentina (B), Brazil (B), Uruguay (B).

North-central Argentina (Chaco and Corrientes south to C�rdoba, Mendoza, La Pampa and Buenos Aires), extreme south-eastern Brazil (southern Rio Grande do Sul) and Uruguay.

Population
Estimated population is unknown (2010) and decreasing.

Status NT
Habitat destruction and degradation through marsh drainage and the drying effects of Eucalyptus and Pinus spp. plantations, are the main threats.

For more information see BirdLife International Species Factsheet.

Voice
A 2-3 second mechanical reeling trill.

Xeno-Canto Sound Files (more (42)...)

Bay-capped Wren-Spinetail (Spartonoica) [XC61791]
by Rafael Antunes Dias from Ceibas, Entre Rios, Argentina (song)

Bay-capped Wren-Spinetail (Spartonoica) [XC824561]
by Nick Athanas from Trilha do Talha-Mar, PARNA Lagoa do Peixe, Tavares, Rio Grande do Sul, Brazil (song)

Subspecies
No subspecies.

Placed in Synallaxis by some authors, but thought to be more closely related to Asthenes or Leptasthenura by others.

Similar Species
Three sympatric species (Hudson's Canastero (Asthenes hudsoni), Stripe-crowned Spinetail (Cranioleuca pyrrhophia) and Sedge Wren (Cistothorus platensis)) also found in marshes are basically similar, though all lack the distinctive rufous crown.

References
See References.

Files:

More Information

BirdLife International

For more information about the Bay-capped Wren-Spinetail see... Show Articles

BirdLife International Species Factsheet.

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