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Title
Giant otter (Pteronura brasiliensis) distribution and abundance at Alto Madidi, Madidi National Park, La Paz, Bolivia / Distribución y abundancia de la londra (Pteronura brasiliensis) en Alto Madidi, Parque Nacional Madidi, La Paz, Bolivia
Author(s)
Guido Ayala; Robert Wallace
Published
2009
Publisher
Revista Boliviana de Ecología y Conservación Ambiental
Abstract
Using standardized methodologies we conducted an assessment of giant otter abundance and distribution along a portion of the river Madidi in the 2004 dry season. We counted a total of 30 individuals and 10 animals were individually identified according to their throat patterns. Giant otter relative abundance was estimated at 1.8 ind./10 km. Average group size was three animals and the largest observed was seven individuals. This population is partially protected within the Madidi protected area but may be threatened in the buffer area of the park. This location could be a site for future research and sustainable tourism activities. / Utilzando metodologias estandarizadas realizamos una evaluacion de la abundancia y distribucion de Pteronura brasiliensis en una parte del rio Madidi en la temporada seca del 2004. Contamos un total de 30 individuos de los cuales 10 fueron identificados de acuerdo a sus manchas gulares. La abundancia relativa de londras fue estimada en 1.8 ind./10 km. El grupo mas grande observado due de siete individuos y el promedio por grupo due de tres individuos. Esta poblacion se encuentra dentro del area protegida y parece no estar amenazada, este sitio podria ser un lugar para realizar futuros trabajos de investigacion y turismo sostenible.
Keywords
giant river otter; individual recognition; relative abundance; Madidi; Bolivia; londra; lobo de rio; registro individual; abundancia relativa
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PUB35759