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DINAMIKA POPULASI KERANG POKEA Batissa violacea var. celebensis VON MARTENS 1897 DI MUARA SUNGAI LASOLO SULAWESI TENGGARA . Bahtiar; La Anadi; Wa Nurgayah; . Emiyarti
Jurnal Ilmu dan Teknologi Kelautan Tropis Vol. 10 No. 2 (2018): Jurnal Ilmu dan Teknologi Kelautan Tropis
Publisher : Department of Marine Science and Technology, Faculty of Fisheries and Marine Science, IPB University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (673.885 KB) | DOI: 10.29244/jitkt.v10i2.24046

Abstract

Pokea merupakan jenis kerang bernilai ekonomis yang dieksploitasi nelayan Sulawesi Tenggara.  Penelitian ini bertujuan untuk mengetahui dinamika populasi kerang pokea di muara Sungai Lasolo Sulawesi Tenggara. Sampel kerang pokea dikumpulkan secara periodik setiap bulan selama setahun (Januari-Desember 2014) di muara Sungai Lasolo Sulawesi Tenggara. Sampel kerang dikumpulkan secara acak berdasarkan luas sapuan alat tangkap tradisional (tangge). Kepadatan kerang berdasarkan ukuran dan waktu pengamatan diuji dengan U-Mann Whitney sedangkan kepadatan terhadap produksi dan biomassa masing-masing dianalisis menggunakan regresi linear sederhana. Hasil penelitian menunjukkan bahwa kerang pokea ditemukan dari ukuran 0,15-1,67 cm sampai 7,57-8,09 cm, dengan kepadatan berkisar 173-569 ind/m2. Kepadatan tinggi ditemukan dari ukuran 1,74-2,26 cm sampai 2,80-3,32 cm, yang berbeda nyata dengan kelas ukuran lain, sedangkan kepadatan kerang tidak berbeda nyata di setiap waktu pengamatan. Produksi somatik individu tertinggi ditemukan pada ukuran 5,45-5,97 cm (3,02gMKBC/m2/thn) sedangkan produksi populasi tahunan terbesar terdapat pada ukuran 2,80-3,32 cm sebesar 160,87 g MKBC/m2/thn. Biomassa pokea berkisar 0,0002-20,07 gMKBC/m2 dengan biomassa terbesar terdapat pada ukuran 2,80-3,32 sebesar 20,069 gMKBC/m2. Kemampuan pulih (P/B) pokea sebesar 8,01/thn.
Temporal sex ratio, growth patterns and condition factor of the blue swimming crab (Portunus pelagicus) in Northern of Tiworo Strait waters, Southeast Sulawesi, Indonesia Oce Astuti; Naslina Alimina; Safilu Safilu; Emiyarti Emiyarti; La Sara; Wa Nurgayah; Ani Rahmadani; Ira Skel
Aceh Journal of Animal Science Vol 5, No 2 (2020): Desember 2020
Publisher : Syiah Kuala University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13170/ajas.5.2.16809

Abstract

Blue swimming crabs Portunus pelagicus occupied Tiworo Strait waters has been experiencing heavy pressure due to high exploitation and damaging its habitat caused by conversion to be a port or jetty particularly in the intertidal and subtidal zones closed to mangrove areas and river mouth. Those zones constitute main habitats of BSCs. The study aimed to analyze temporal sex ratio (SR), growth patterns and condition factor (CF) of BSCs in Tiworo Strait waters which was conducted in June–December 2018. The BSC samples were taken monthly using collapsible pot. Each sample taken was identified its sex, measured its CW and weighed its BW. Monthly SR of male and female was counted, while BW–CW relationship was analyzed using a simple linear regression. Growth patterns and CF were derived and analyzed from BW–CW regression. The results of study showed that monthly BSC SR of male and female showed females preponderated over males, except in November. The growth pattern of male and female was negative allometric (b 3). Data of BSCs CF were mostly influenced by growth coefficient (b), namely the higher b the lower CF. This condition is frequent happening in BSC population dominated by juvenile and mature stages. This study showed most BSCs found in this location were juvenile which indicated as their nursery ground in the intertidal zone dominated by sand substrate closed to mangrove forest.
Ecological Studies of Epiphytic Diatom on Eucheuma denticulatum (Rhodophyta) thallus Cultivated in Horizontal Floating Cage Ma’ruf Kasim; Ade Winesti; Wa Nurgayah; Abdul Muis Balubi; Wardha Jalil
HAYATI Journal of Biosciences Vol. 29 No. 5 (2022): September 2022
Publisher : Bogor Agricultural University, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.4308/hjb.29.5.597-604

Abstract

Epiphytic diatoms are phytoplankton groups commonly attached to substrates such as macroalgae. This study analyzes the community structure and diversity of epiphyte diatoms attached to Eucheuma denticulatum cultivated using the horizontal floating cage method. Six thalli of E. denticulatum propagules were taken randomly from each station. The samples were analyzed and identified in the laboratory. The research results clarified that epiphytic diatom composition consisted of 3 classes, two orders, 38 genera, and 79 species. The three classes that have been found include class Coscinodiscophyceae (10 genera) with percentages ranging between 8-34%, class Fragillaryophyceae (12 genera) with percentages ranging between 34-46%, and class Bacillariophyceae (16 genera) with percentages ranging between 26-46%. The uniformity index was 0.8287-0.9286, which is considered relatively high. The dominance species index was 0.0644-0.2055, categorized as low. Fluctuations in water's physical and chemical factors have no significant effect on the growth of diatom epiphytes in the thallus of E. denticulatum.
Bimbingan Teknis Transplantasi Spons Laut pada Masa Covid 19 sebagai Prospek Bahan Baku Farmasi Oce Astuti Oce; La Sara; Wa Ode Intiyani Mangurana; Rahmadani Rahmadani; Ira Ira; Wa Nurgayah; Emiyarti Emiyarti; Muhammad Kholil Hidayat Abdillah; La Ode Khairum Mastu
Agrokreatif: Jurnal Ilmiah Pengabdian kepada Masyarakat Vol. 8 No. 2 (2022): Agrokreatif Jurnal Ilmiah Pengabdian Kepada Masyarakat
Publisher : Institut Pertanian Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/agrokreatif.8.2.243-251

Abstract

Sponges are organisms associated with coral reefs and have potential as pharmaceutical raw materials. One of the problems is that most people are not aware of the importance of this ecosystem and still use fishing gear that is not environmentally friendly, this causes the coral reef ecosystem to also suffer damage. This community service aims to educate and provide technical guidance to the younger generation of Lalowaru Village about the benefits of sponges and how to transplant sea sponges. The youth group was chosen as the target because during this Covid-19 period the youth organization in Lalowaru Village, South Konawe Regency did not go to schools as usual, so this education can provide knowledge that can be applied in protecting the aquatic environment. The implementation method consists of two stages, namely the first stage of field observations including licensing with village officials and preliminary study interviews and the second stage of socialization and transplantation practices. The activity was carried out for two days with 10 participants. Measurement results were concluded through interviews from before carrying out activities and after service activities. The results of the training and mentoring activities show that all target audiences understand the benefits of sponges as pharmaceutical raw materials that can be developed, as well as transplantation techniques. This increase in the knowledge of the young generation of youth organizations occurred after technical guidance through this service.
Kelompok wanita nelayan dalam mengolah abon ikan aneka rasa di Kabupaten Konawe Selatan Sukmawati Abdullah; Bambang Pramono; Wa Nurgayah; Bunyamin Bunyamin
Seminar Nasional Pengabdian Kepada Masyarakat Vol 2019, No 10: PROSIDING 10
Publisher : Seminar Nasional Pengabdian Kepada Masyarakat

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (310.028 KB)

Abstract

PKM activity carried out in Konawe Selatan District aims to introduce various flavors of fish floss to women fishingcommunity and also to improve the production process and business management. Fish is one of the sources of animal proteinthat is easy to consume, cheap and widely consumed by the public. However, because fish can quickly decompose and be easilyperishable, it is needed to process food in order to maintain quality and nutrition. Fish floss with various flavors (original, sweet,and spicy) is believed can diversify fishery products and elevate the economic value of fish which finally can elevate the familyincome. The method of approach used for this PKM is counseling methods and on-the-spot practice of making fish floss and thepackaging to the fisherwomen in Langgapulu village, Kolono district, South Konawe Regency. Moreover, the fisherwomen willbe taught about production and marketing management approach such as management problems of production, and marketingmanagement issues. These activities include theory and practice which includes: (1) extension or counseling of fish floss process;(2) packaging process of fish products, (3) Partnering or inviting media partner, and (4) financing advice. It is hoped that thewoman community in Langgapulu village has knowledge and skills about the micro-business especially fish floss business. Thefisherwomen also know about marketing networks, business media partner or promotion of fish floss products in the form ofbrochure/ leaflet, website, and social media which can help improve the economy of the household.
Pelatihan Teknik Sampling Pengambilan Data Makroalga dalam Upaya Peningkatan Kemampuan Identifikasi Sumber Daya Laut Bernilai Ekonomis di Desa Sawopudo, Kabupaten Konawe Wa Nurgayah; Muhammad Ramli; Ira Ira; Muhammad Trial Fiar Erawan; Chairun Annisa Aryanti
Jurnal Pengabdian Kepada Masyarakat Kabanti Vol. 1 No. 1 (2025): Jurnal Kajian Akademik Multidisiplin Kesehatan: KABANTI
Publisher : Progres Ilmiah Kesehatan

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Pelatihan teknik sampling pengambilan data makroalga kepada mahasiswa dan mitra ”Bintang Samudera” dilaksanakan di Taman Pendidikan Laut Bintang Samudera oleh Tim Tenaga Pengajar (Dosen), Fakultas Perikanan dan Ilmu Kelautan, Universitas Haluoleo. Tujuan kegiatan Pengabdian pada Masyarakat ini adalah agar mahasiswa dan mitra ”Bintang Samudera” mengetahui prosedur teknik sampling makroalga yang baik dan benar. Kegiatan ini dilaksanakan selama 5 hari dimulai dari koordinasi, observasi, dan konsolidasi dengan pihak Pengurus Taman Pendidikan Laut Bintang Samudera, dengan menggunakan metode observasi dan metode ceramah. Setelah itu dilanjutkan dengan pelatihan teknik sampling makroalga kepada mahasiswa dan mitra “Bintang Samudera” di lokasi. Hasil yang diperoleh dari kegiatan ini berupa mahasiswa dan mitra ”Bintang Samudera” mengetahui dan memahami prosedur teknik sampling makroalga yang baik dan benar. Mahasiswa dan mitra ”Bintang Samudera” mengetahui potensi yang dapat dikembangkan oleh makroalga sehingga makroalga memiliki nilai ekonomis yang tinggi. Kesimpulan pengabdian bahwa peserta cukup memahami materi dan aktif berpartisipasi dalam kegiatan.
Edukasi Partisipatif bagi Siswa dalam Upaya Perlindungan Ekosistem Pesisir di Desa Kampoh Cina, Kabupaten Konawe Utara Muhammad Ramli; La Ode Alirman Afu; Wa Nurgayah; Arwan Arif Rahman; Baru Sadarun; Salwiyah S; Suci Rahmadani
JUKEMAS : Jurnal Pengabdian Kepada Masyarakat Vol. 3 No. 3 (2026): JUKEMAS: Jurnal Pengabdian Kepada Masyarakat, September 2026
Publisher : Lumbung Pare Cendekia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.60126/jukemas.v3i3.1827

Abstract

Ekosistem pesisir memiliki peranan penting dalam menjaga keseimbangan lingkungan, mendukung keanekaragaman hayati, dan menunjang kehidupan masyarakat pesisir. Tekanan berupa pencemaran, sampah plastik, serta keterbatasan pengetahuan lingkungan menjadi tantangan dalam perlindungan sumber daya pesisir. Kegiatan pengabdian kepada masyarakat ini bertujuan meningkatkan pengetahuan, kesadaran, keterampilan, dan partisipasi siswa dalam perlindungan ekosistem pesisir di Desa Kampoh Cina, Kabupaten Konawe Utara. Metode pelaksanaan menggunakan pendekatan edukasi partisipatif melalui penyampaian materi, diskusi interaktif, pengamatan lingkungan, identifikasi masalah pesisir, pengenalan pemilahan sampah dan prinsip 3R, serta evaluasi menggunakan pre-test, post-test, dan observasi partisipasi. Sebanyak 24 siswa mengikuti evaluasi. Hasil menunjukkan rata-rata nilai meningkat dari 58,3 pada pre-test menjadi 82,5 pada post-test, dengan selisih 24,2 poin atau peningkatan sebesar 41,5%. Sebanyak 22 siswa (91,7%) mengalami peningkatan nilai, sedangkan 2 siswa (8,3%) belum menunjukkan peningkatan. Capaian tersebut melampaui target keberhasilan minimal 75% peserta. Kegiatan menunjukkan bahwa edukasi partisipatif dapat memperkuat pemahaman siswa mengenai fungsi ekosistem pesisir, ancaman pencemaran dan sampah laut, serta tindakan sederhana untuk menjaga lingkungan. Keberlanjutan program memerlukan kolaborasi sekolah, pemerintah desa, masyarakat, dan perguruan tinggi.