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Swainson's Thrush

Catharus ustulatus
SWTH · Turdidae · Thrushes and Allies
Forest provisional · from avonet
2heard

Swainson's thrush (Catharus ustulatus), also called olive-backed thrush and russet-backed thrush, is a medium-sized thrush. It is a member of genus Catharus and is typical of it in terms of its subdued coloration and beautiful, ascending flute-like voice. Swainson's thrush was named after William Swainson, an English ornithologist.

Wikipedia ↗
mean confidence
12 in wingspan

Wingspan and trait data: Fox et al. (2026), CC BY 4.0; incorporating AVONET (Tobias et al. 2022) and BirdWingData (Shiomi et al. 2025)

2Detections
1Days heard
0.66Mean confidence
18 SepFirst heard
18 SepLast heard
5,429Stations worldwide

By hour of day

00061218

Counts reflect vocal activity and ambient noise, not abundance.

Recent days

Not enough history A seasonal chart needs a year of records. This shows daily counts until then.

Where heard

At home2 detections
On outings0 detections

Home and away are counted separately everywhere except here.

Where it lives

Breeding and resident range, from BirdWeather. Not where you have heard it — that is the map on the Outings page.

Leaflet · CARTO · range polygons from BirdWeather

Recordings

Highest-confidence detections first. Confidence is a threshold, not a probability of being correct.

2026-09-18 18:31
9 s
0.82
2026-09-18 18:31
9 s
0.51
Station PUC-29278 on BirdWeather Data updated 28 Sep, 11:45am Archive