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Journal : JURNAL HUTAN TROPIS

KEANEKARAGAMAN JENIS DAN KEPADATAN POPULASI BURUNG DI TAMAN WISATA ALAM DAN CAGAR ALAM BUKIT TANGKILING KALIMANTAN TENGAH Adya Putri; F Fauzi; N Hidayat; B Hastari; R Oktavianus
Jurnal Hutan Tropis Vol 11, No 2 (2023): Jurnal Hutan Tropis Volume 11 Nomer 2 Edisi Juni 2023
Publisher : Lambung Mangkurat University-Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/jht.v11i2.16765

Abstract

Penelitian ini bertujuan untuk mengidentifikasi jenis-jenis burung serta menghitung keanekaragaman jenis dan kepadatan populasi burung di Taman Wisata Alam (TWA) dan Cagar Alam (CA) Bukit Tangkiling. Hasil dari penelitian terdapat 21 jenis burung di TWA dan CA Bukit Tangkiling. Indeks kekayaan jenis tertinggi di Bukit Baranahu dengan nilai 3,14, indeks keanekaragaman jenis tertinggi di Bukit Tunggal dengan nilai 2,23. Indeks kemerataan jenis tertinggi di Bukit Tunggal dengan nilai 1,00. Nilai kepadatan populasi tertinggi di Bukit Baranahu pada spesies cucak kutilang dengan nilai 5,21 ind/km2. Nilai kepadatan populasi tertinggi di Bukit Buhis pada spesies cucak kutilang dengan nilai 5,22 ind/km2.  Nilai kepadatan populasi tertinggi di Bukit Tunggal pada spesies cucak kutilang dengan nilai 4,61 ind/km2.
ESTIMASI POPULASI ORANGUTAN (Pongo pygmaeus Wurmbii) DI TAMAN HUTAN RAYA LAPAK JARU KABUPATEN GUNUNG MAS PROVINSI KALIMANTAN TENGAH Fauzi, Fouad; Aisyah, Siti; Oktavianus, Rob; Rizal, Moh.; Herianto, Herianto; Pidjat, Chartina; Hidayat, N.
Jurnal Hutan Tropis Vol 12, No 4 (2024): Jurnal Hutan Tropis Volume 12 Nomer 4 Edisi Desember 2024
Publisher : Lambung Mangkurat University-Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/jht.v12i4.21448

Abstract

This research aims to determine the nest density and population of orangutans and the characteristics of orangutan nests in the Lapak Jaru Grand Forest Park (Tahura), Gunung Mas Regency, Central Kalimantan Province. The method used is strip transect, namely by making a path 1000 m long and 20 m wide on each side of the path and a total of 10 lanes. The calculation results of the average density of orangutan nests at the research location were 30.99 nests/km2 and the Orangutan population is estimated at 29.36 Orangutan individuals. The type of tree where most nests are found is Merawan (Silver sp), Meranti (Shorea sp), and Bumps/Bleeding (Santiria corferta) and based on the most dominant family is the Dipterocarpaceae family. The height of the tree where orangutans nest is 11-15 m with a percentage of 21.67%. The most commonly found diameter of nesting trees is 11-20 cm in diameter with a percentage of 64.67%. The nest height most preferred by orangutans is 16-20 m with a percentage of 28.30%. The most frequently found orangutan nest class is class 3 with a percentage of 35.85% and class 4 with a percentage of 33.96%, and the most frequently found orangutan nest position in the research location is position 2 with a percentage of 37.74%.