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Journal : Bio-Lectura

POLA PENYEBARAN TUMBUHAN AKUATIK DI SUNGAI BATU GONG DESA TATABA KECAMATAN BUKO KABUPATEN BANGGAI KEPULAUAN Moh. Fahri Haruna; Abdul Muin Kenta; Siti Humaera Masso
Bio-Lectura : Jurnal Pendidikan Biologi Vol. 9 No. 1 (2022)
Publisher : Universitas Lancang Kuning

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31849/bl.v9i1.8682

Abstract

Tumbuhan akuatik mempunyai peranan sebagai produser utama dalam ekosistem perairan. Adapun tujuan pada penelitian ini yaitu untuk mengetahui pola penyebaran tumbuhan akuatik di sungai Batu Gong Desa Tataba Kecamatan Buko Kabupaten Banggai Kepulauan. Penelitian dilakukan pada 3 titik stasiun. Metode yang digunakan yaitu metode Kuadrat dengan ukuran plot yang digunakan yaitu 5 x 5 m dengan jumlah 10 plot pada setiap stasiun. Pola persebaran dihitung dengan rumus indeks penyebaran morisita. Hasil identifikasi di temukan 10 jenis tumbuhan akuatik, dengan pola penyebaran secara teratur dengan nilai indeks penyebaran morisita sebesar 0,868. Jenis tumbuhan air yang mendominasi adalah jenis Nasturtium officinale R. Br.
STRUKTUR KOMUNITAS KEPITING BAKAU DI KAWASAN KONSERVASI MANGROVE DESA POLO KECAMATAN BUNTA KABUPATEN BANGGAI Moh. Fahri Haruna; Wahyudin Abdul Karim; Risna Rajulani; Firga Nabila Lige
Bio-Lectura : Jurnal Pendidikan Biologi Vol. 9 No. 2 (2022)
Publisher : Universitas Lancang Kuning

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31849/bl.v9i2.10659

Abstract

ABSTRAK: Penelitian ini bertujuan untuk mengetahui jenis dan struktur komunitas kepiting bakau pada kawasan konservasi mangrove Desa Polo Kabupaten Banggai. Metode yang digunakan yaitu plot line transek yang dibuat sebanyak 2 garis, panjang 100 meter setiap line transek. Terdapat 4 plot ukuran 10 x 10 m², sehingga pada terdapat 8 plot. Analisis data menggunakan indeks keanekaragaman, keseragaman, dominansi dan Frekuensi Kehadiran. Hasil penelitian bahwa Kepiting bakau di kawasan konservasi mangrove Desa Polo didapatkan 6 spesies yaitu Uca bellator, Uca dussumieri, Uca inversa, Parasesarma leptosoma, dan Myomenippe sp. Indeks keanekaragaman berkriteria sedang (1,4280). Nilai keseragaman berkriteria tinggi (0,7970). Nilai indeks dominansi berkriteria rendah (0,0083-0,4155). Nilai frekuensi kehadiran tertinggi pada spesies Uca bellator dan Parasesarma leptosoma dengan nilai 100% sedangkan yang terendah spesies Myomenippe sp.dan Scylla serrata yaitu 25%. Kata Kunci: Kawasan Konservasi, Kepiting Bakau, Struktur Komunitas ABSTRACT: This study aims to determine the types and communities of mangrove crabs in the mangrove conservation area of ​​Polo Village, Banggai Regency. The method used is a line transect plot made of 2 lines, 100 meters long for each line transect. There are 4 plots measuring 10 x 10 m², so there are 8 plots. Analysis of the data using the index of diversity, uniformity, dominance and Frequency of Attendance. The results showed that mangrove crabs in the mangrove conservation area of ​​Polo Village found 6 species, namely Uca bellator, Uca dussumieri, Uca inversa, Parasesarma leptosoma, and Myomenippe sp. The diversity index has moderate criteria (1.4280). The value of uniformity has high criteria (0.7970). The dominance index value with low criteria (0.0083-0.4155). The highest presence value was in the species Uca bellator and Parasesarma leptosoma with a value of 100% while the lowest was in the species Myomenippe sp. and Scylla serrata, which was 25%. Keywords: Conservation Area, Mangrove Crab, Community Structure
KEMAMPUAN LITERASI SAINS SISWA PADA MATERI VIRUS PANDEMI COVID-19 DI SMAN 3 LUWUK Moh. Fahri Haruna; Nurlia Nurlia; Suci Levianti
Bio-Lectura : Jurnal Pendidikan Biologi Vol. 10 No. 1 (2023)
Publisher : Universitas Lancang Kuning

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31849/bl.v10i1.13330

Abstract

Students' scientific literacy in virus material is important to know their ability to read, write, or speak to get information or knowledge from various sources on virus material. the purpose of this study was to look at the scientific literacy skills of Luwuk 3 Public High School students during the Covid-19 pandemic. The data collection technique used in this study consisted of observation, filling out the instrument by students. This type of research questionnaire is in the form of multiple choice questions that are used to measure students' scientific literacy abilities, namely students' understanding in identifying scientific problems, explaining phenomena scientifically and using scientific evidence. data analysis using descriptive statistical analysis. Based on the results of the research and discussion, the researcher can conclude that of the 3 indicators measured, namely, the first identifies a scientific issue with a bad category present value (35.57%), the second explains the phenomenon scientifically with a moderate present value (50.75%) , and third, utilizing scientific evidence with a percentage value in the sufficient category (54.73%). The present results for all categories show that the scientific literacy skills of SMAN 3 Luwuk students regarding the Covid-19 virus are in the sufficient category with a percentage value of 47.39%.