Preferensi Pohon Bagi Burung di Kawasan Restorasi Resort Sei Betung Taman Nasional Gunung Leuser Sumatera Utara

Abstract

Preferential trees of birds at Sei Betung Resort restoration area Gunung Leuser National Park North Sumatera was conducted in January to March 2017. This research aims to determine the type of restoration’s tree most visited by birds, dominant activity of birds, and factors that influence the presence of birds in trees. Explorative survey methode was used in this research. The area was divided in to 5 (five) sports and 5 (five) trees was selected for each sport on the most often visited by birds. Observation was done from down to dark for 10 days consecutively. The equitment used in this research were, binocular, camera and book of birds identification. Research found 5 species of restoration trees the most often visited by birds, that are Vitex pubescens, Phyllanthus sp, Calicarpa pentandra, Callerya atropurpurea, and Macaranga indica. Vitex pubescens is the most visited tree by birds with 73 times visit. Phyllanthus sp is the second most visited tree by birds with 51 times visit. Macaranga indica, Calicarpa pentandra, and Callerya atropurpurea, respectively 30, 28 and 26 times visits. Bird’s dominant activity is sitting. The affecting factors of birds presence rate in trees are the availability of feed, canopy condition, canopy height, branch size and foliage dense.