Tag: Catharus ustulatus

JUVENILE AND ADULT SURVIVAL OF SWAINSON’S THRUSH (CATHARUS USTULATUS) IN COASTAL CALIFORNIA: ANNUAL ESTIMATES USING CAPTURE-RECAPTURE ANALYSES

Swainsons Thrush (Catharus ustulatus) Science Article 1 abstract We estimated annual rates of survival for juvenile and adult Swainson’s Thrushes (Catharus ustulatus) using capture-recapture analyses from 22 years of mist-netting data in coastal California (n = 2,651 individual captures). Our apparent survival estimate was 56% for adults and 25% for juveniles. We are the first […]

Documented Winter Records of Swainson’s Thrush in U.S.A. and Canada

Swainsons Thrush (Catharus ustulatus) Science Article 4 abstract Part of the documentation for an ‘out-of-season’ bird may be its being banded by a reputable bander. Since banding data often contribute to patterns of change in bird distribution, it might be advantageous to leave unverified records in the Bird Banding Laboratory’s database with a code indicating […]

Hurricane-Related Vagrancy of Swainson’s Thrush and Veery in Puerto Rico

Swainsons Thrush (Catharus ustulatus) Science Article 5 abstract Low pressure waves that contributed to the formation of Hurricane Wilma in the westernCaribbean produced westerly winds in the central Caribbean and Puerto Rico during the second week of October, 2005. On October 12 and for the following two weeks Swainson’s Thrush (Catharus ustulatus, six locations) and […]

THE IMPORTANCE OF FRUIT TO SWAINSON’S THRUSHES, CATHARUS USTULATUS, DURING FALL MIGRATION: A FIELD TEST OF PLASMA METABOLITE ANALYSIS

Swainsons Thrush (Catharus ustulatus) Science Article 2 abstract I evaluated the hypothesis that fruit availability significantly influences stopoverhabitat quality for fall migrating Swainson’s Thrushes (Catharus ustulatus) in coastalnorthern California. I analyzed plasma metabolites (triglycerides,

THE IMPORTANCE OF PRODUCTIVITY TO THE DYNAMICS OF A SWAINSON’S THRUSH POPULATION

Swainsons Thrush (Catharus ustulatus) Science Article 3 abstract We analyzed the population dynamics of Swainson’s Thrushes (Catharus ustulutus) breeding at the Palomarin Field Station of the Point Reyes Bird Observatory using 15 yearsbreeding at the Palomarin Field Station of the Point Reyes Bird Observatory using 15 years (1980-1994) of long-term, standardized mist-net data. The capture […]

Swainsons Thrush (Catharus ustulatus)

[order] PASSERIFORMES | [family] Turdidae | [latin] Catharus ustulatus | [UK] Swainsons Thrush | [FR] Grive a dos olive | [DE] Zwergdrossel | [ES] | [NL] Dwerglijster Subspecies Genus Species subspecies Breeding Range Breeding Range 2 Non Breeding Range Catharus ustulatus NA widespread LA Catharus ustulatus appalachiensis Catharus ustulatus incanus Catharus ustulatus oedicus Catharus ustulatus […]