<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>A population estimation of Wilson’s Phalaropes was conducted in the Confinada Lagoon of the inner bay of Lake Titicaca in the city of Puno between August and May of 2016/2017, 2017/2018 and 2018/2019. We employed the quadrat method of population estimation with three repetitions using 10×50 mm binoculars between 06:00 and 08:00 h. We recorded population fluctuations in August and September (immigration season) and April and May (emigration season). We counted a maximum population of 112,000 Wilson’s Phalaropes during the immigration season, and then in the emigration season. During their stay of approximately 8 months, the birds feed on water fleas, insects and detritus amounted to 146,496 t. The inner bay of Lake Titicaca is an important aquatic habitat for these migratory birds, which has a positive impact on the contribution to the decontamination of the lake.</p>
</abstract>

A population estimation of Wilson’s Phalaropes was conducted in the Confinada Lagoon of the inner bay of Lake Titicaca in the city of Puno between August and May of 2016/2017, 2017/2018 and 2018/2019. We employed the quadrat method of population estimation with three repetitions using 10×50 mm binoculars between 06:00 and 08:00 h. We recorded population fluctuations in August and September (immigration season) and April and May (emigration season). We counted a maximum population of 112,000 Wilson’s Phalaropes during the immigration season, and then in the emigration season. During their stay of approximately 8 months, the birds feed on water fleas, insects and detritus amounted to 146,496 t. The inner bay of Lake Titicaca is an important aquatic habitat for these migratory birds, which has a positive impact on the contribution to the decontamination of the lake.

The Wilson’s Phalarope <italic>Phalaropus tricolor</italic> population and feeding activity at Lake Titicaca

Universidad Nacional del Altiplano de Puno

Universidad Nacional Jorge Basadre Grohmann de Tacna

Universidad Nacional San Agustín de Arequipa

Ornis Hungarica

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

The Wilson’s Phalarope  population and feeding activity at Lake Titicaca

A population estimation of Wilson’s Phalaropes was conducted in the Confinada Lagoon of the inner bay of Lake Titicaca in the city of Puno between August and...

The Wilson’s Phalarope Phalaropus tricolor population and feeding activity at Lake Titicaca

Published Online: Nov 25, 2022

Page range: 225 - 234

Received: Jul 28, 2022

Accepted: Nov 15, 2022

DOI: https://doi.org/10.2478/orhu-2022-0032

Keywords
behavior, emigration, immigration, feeding, migratory species

© 2022 Angel Canales-Gutiérrez et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

The Wilson’s Phalarope Phalaropus tricolor population and feeding activity at Lake Titicaca

Published Online: Nov 25, 2022

Page range: 225 - 234

Received: Jul 28, 2022

Accepted: Nov 15, 2022

DOI: https://doi.org/10.2478/orhu-2022-0032

Keywordsbehavior, emigration, immigration, feeding, migratory species

© 2022 Angel Canales-Gutiérrez et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Keywords
behavior, emigration, immigration, feeding, migratory species