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Keanekaragaman Lamun di Pesisir Bahoi, Sulawesi Utara: Indonesia Muh. Fahruddin; Adi Suriyadin; Muhammad Haikal Abdurachman; Heri Murtawan; Anita Prihatini Ilyas
JURNAL LEMURU Vol 4 No 3 (2022): JURNAL LEMURU: Jurnal Ilmu Perikanan dan Kelautan Indonesia
Publisher : Program Studi Teknologi Hasil Perikanan|Fakultas Pertanian|Universitas PGRI Banyuwangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36526/lemuru.v4i3.2282

Abstract

Bahoi merupakan desa pesisir yang terdapat di Kecamatan Likupang Barat, Kabupaten Minahasa Utara, Sulawesi Utara. Pesisir Bahoi menyuguhkan ekowisata bahari yang diantaranya adalah mangrove, lamun, dan terumbu karang. Adapun fokus dalam tulisan ini adalah ekosistem lamun. Penelitian ini bertujuan untuk mengetahui keanekaragaman lamun di pesisir Desa Bahoi. Metode yang digunakan dalam penelitian ini adalah metode purposive sampling dengan menggunakan transek kuadrat berukuran 50 x 50 cm. Hasil penelitian menunjukkan terdapat enam jenis lamun yaitu Enhalus acoroides, Thallasia hemprichii, Cymodocea rotundata, Syringodium isoetifolium, Halophila ovalis, dan Halodule uninervis. Frekuensi dan kerapatan lamun didominasi oleh jenis lamun berukuran besar seperti E. acoroides dan T. hemprichii. Sedangkan indeks keanekaragaman, keseragaman dan dominansi jenis lamun ke tiga stasiun pengamatan menunjukkan kategori yang rendah.
Supervision and Monitoring with the Smart Patrol Method in the Marine Protected Area of the Gili Balu Marine Tourism Park Rahmat Hidayatullah; Abdul Muis; Hernawati Hernawati; Tezar Refandi; Muslihuddin Aini; Sadikin Amir; Muhammad Haikal Abdurachman
Jurnal Biologi Tropis Vol. 23 No. 2 (2023): April-June
Publisher : Biology Education Study Program, Faculty of Teacher Training and Education, University of Mataram, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jbt.v23i2.4602

Abstract

The management of conservation areas includes surveillance and monitoring activities (patrols) carried out by supervisory community groups (pokmaswas) using the Smart Patrol method. Patrol activities aim to determine the utilization pattern and level of zoning compliance in the marine conservation area of Gili Balu Aquatic Tourism Park. Patrol activities are carried out in 2021 as many as 8 times with an average of 1 time every month. The average time used to make observations ±5 hours. During the activity, 32 points of utilization of capture fisheries were found by 36 fishermen. The composition of the fishing gear used is 78% fishing line, 10% drift gill nets, 9% squid angling, the remaining 3% arrows. Fishermen's catches are dominated by soft-skin animals (81%), small pelagic fish (16%), and reef fish (3%). The pressure level of TWP Gili Balu utilization is relatively high with the highest value found on Belang Island, which is 32 people per 4 km2. The compliance rate in the core zone is relatively high with a value of 81% and falls into the excellent category, as well as in the utilization zone it is quite high at 42% and belongs to the category of quite good. The level of knowledge or utilization of the Gili Balu TWP area is included in the sufficient (moderate) category, where 41% of users know about the existence of the Gili Balu TWP conservation area and 59% of people who do not know the existence of the Gili balu TWP conservation area and the rules in it. Pokmaswas who are actively involved in surveillance and monitoring activities are Pokmaswas Liang Kuru of Senayan village, Pokmaswas Bua Lawah of Poto Tano village. However, it is still necessary to carry out regular supervision and monitoring at locations that are prone to zoning violations and socialization related to the existence of the Gili Balu TWP conservation area and the zoning rules in it.
Komposisi Famili Ikan di Ekosistem Lamun Perairan Pesisir Bahoi Kecamatan Likupang Barat Sulawesi Utara Muh Fahruddin; Muhammad Haikal Abdurachman; Adi Suriyadin; Heri Murtawan; Anita Prihatini Ilyas; Muhammad Aidil Huda
ACROPORA: Jurnal Ilmu Kelautan dan Perikanan Papua Vol 6 No 1 (2023): ACROPORA: Jurnal Ilmu Kelautan dan Perikanan Papua
Publisher : Cenderawasih University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31957/acr.v6i1.3020

Abstract

The Bahoi coastal area has long been used for various economic activities, such as recreational locations or marine tourism. In addition, the Bahoi coastal community also carries out a lot of activities in the seagrass ecosystem, if these activities are carried out continuously it will have a negative impact on the sustainability of the seagrass ecosystem as a habitat for various types of aquatic biota such as fish. This study aims to determine the composition of fish species and the ecology of seagrass ecosystems in Bahoi coastal waters, West Likupang District, North Sulawesi. The results of the composition of fish species found in Bahoi waters consist of fish families and genera found in seagrass ecosystems consisting of 15 namely Siganidae, Plostosidae, Pomacentridae, Labridae, Clupeidae, Apogonidae, Carangidae, Lutjanidae, Nemipteridae, Balistidae, Athenomoridae, Achanturidae, Scaridae, Zanclidae, and Tetraodontidae. The highest fish species composition was shown by the Pomacentridae family, namely 57.2% and Siganidae 44.9%. The results of measuring the value of the community structure obtained show that seagrass ecosystems in coastal Bahoi waters have a fish community structure in a stable condition. The types of seagrass found varied, consisting of 6 species with mixed vegetation. The highest seagrass density and the cover was shown by the large seagrass species, namely Enhalus acoroides and Thalassia hemprichii. Overall, seagrass cover in Bahoi waters is classified as a very rich seagrass cover. Dominance index of fish species in Bahoi coastal waters is dominated by the families Pomacentridae and Siganidae.