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Journal : Aceh Journal of Animal Science

Waste Water Reduction Using Four Densities of Seaweed to Improve Water Quality for White Leg Shrimp (Litopenaeus white leg) Culture: Laboratory Scale Samadan, Gamal M.; Syazili, Aras; Supyan, Supyan; Findra, Muhammad Nur
Aceh Journal of Animal Science Vol 9, No 2 (2024): June 2024
Publisher : Syiah Kuala University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13170/ajas.9.2.32902

Abstract

The low environmental quality of pond water is caused, among other things, by the large amount of organic waste and nutrients (feed components) in pond water outflow. The remaining feed and feces (feces) decompose in pond water before being dumped into the nearby rivers, resulting in the discharge of high levels of nutrients and organic waste. One method for enhancing the effluent quality from aquaculture is a biofilter. In order to reduce and absorb dissolved organic contaminants, biofilters are used. It is possible to employ Gracilaria sp. as a biofilter, which is an efficient technique to increase sanitation. The study' goals were to determine how well Gracilaria sp. developed and how well seaweed absorbed N and P elements from vaname shrimp culture waste, specifically ammonia (NH3), nitrite (NO2), and nitrate (NO3). Three different treatments for the weights of the seaweed were employed in the study: 50, 75, and 100 grams. The analysis showed that the 100 g of Gracilaria sp. was very effective in absorbing N and P waste. It was discovered that N and P component absorption was, respectively, 75.10% and 75.15% effective.
Growth pattern and condition index of exploited Meretrix meretrix (Linnaeus, 1758) at Kambu River estuary, Southeast Sulawesi, Indonesia Bahtiar, Bahtiar; Purnama, Muhammad Fajar; Baharuddin, La Ode; Findra, Muhammad Nur
Aceh Journal of Animal Science Vol 8, No 3 (2023): December 2023
Publisher : Syiah Kuala University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13170/ajas.8.3.32448

Abstract

Meretrix meretrixis one of the economical shellfish that has been exploited in Kendari Bay, Indonesia. Several studies have been done, but its growth pattern and condition index are not fully known. This study aims to determine its growth pattern and condition index at the Kambu River estuary, Kendari Bay. This research was conducted for 6 months from August 2021 to January 2022. Clams were collected using a rake, cleaned, and brought to the laboratory to be measured for length and weight using calipers and scales with an accuracy of 0.1 mm and 0.01g, respectively. Furthermore, the clam meat was dried using an oven and weighed. Data on growth and condition index were analyzed using simple regression and the Mann-Whitney test, respectively. The results showed that the growth of M. meretrix was in negative allometric conditions, with b values in males and females in the range of 2.20-3.00 and 1.86-2.73, respectively. The condition index of male and female clam ranged from 1.86-2.62 and 1.66-2.41, respectively, and differed significantly by month. The results of the Mann-Whitney test on clam showed that there was no significant difference between August-November and December-January. In conclusion, male and female clam had relatively different patterns based on the observation period, while the condition index was in the skinny and medium category
Length-weight relationships and condition index of Pokea clams (Batissa violacea var. celebensis, von Martens 1897) in the Laeya River, Southeast Sulawesi, Indonesia Bahtiar, Bahtiar; Findra, Muhammad Nur; Ishak, Ermayanti
Aceh Journal of Animal Science Vol 8, No 2 (2023): June 2023
Publisher : Syiah Kuala University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13170/ajas.8.2.30994

Abstract

The length-weight relationship and condition index of pokea clams in the Laeya River are not fully known. This study was aimed to determine the length-weight relationship and condition index of pokea clams in the Laeya River, Southeast Sulawesi. This research was conducted 10 months from May 2016 to February 2017 in the Laeya River, Southeast Sulawesi. Pokea clams are collected using a shovel. The length and weight of each clam was using calipers and analytical scales with accuracy of 0.05 mm and 0.01 g, respectively. The weight of the shell and dried meat was obtained by drying the shells first using an oven and weighing using an analytical balance with an accuracy of 0.01 g and 0.0001 g, respectively. The results showed that the relationship between length and weight of pokea clams in males and females were 2.61 and 2.78, respectively; with R2values of 0.89 and 0.93, respectively. The highest b values for males and females were found in July with values of 3.03 and 2.94, respectively. The lowest b value was found in November with values of 2.45 and 2.46, respectively. The condition index values for males and females were 4.7 2.2 and 5.17 2.32, respectively. The highest condition index was found in May with values of 6.00 3.07 and 7.83 2.55, respectively. The condition index values for males and females increased with increasing shell size. Male and female at the largest size (6.01-6.05 cm) had the highest index with values of 8.05 6.41 and 9.12 3.38, respectively. In conclusions, the growth was negative allometric pattern, condition index was in fat category, and had peak spawning in July and experienced partial spawning in September-February.
Co-Authors Abubakar, Salim Ade, Fifi Akhmad Mansyur Antasalam Ajo Aras Syazili Ardiansyah, Widiastuti Arif Rahman Asriyani Achmad Ayul, Fifin Azis, Muh Aksa Baharuddin, La Ode Bahtiar Bahtiar Bahtiar Bahtiar Hamar Bahtiar, . Bana, Sahindomi Basarun, Rosita Bone, Abdul Hadi Cahyani, Waode Sitti Chandra Nainggolan Daniel Frikli Mokodongan Disnawati Disnawati, Disnawati Duwila, Aryo Ermayanti Ishak Ermayanti Ishak Ermayanti Ishak, Ermayanti Fadli, Fahdi Failu, Ismail Faisal Pitra Faozan, Mohammad Gandri, La Halili Halili Haslianti Haslianti, Haslianti Hasrun, La Ode Hasuba, Tezza Fauzan Herdiana, Lella Herlan Hidayat Ibrahim, Suriyani M. Idham, M. Tasrik Ihsan, Fadhli Insani Ira Ira Isdradjad Setyobudiandi Kianawati, Kianawati La Ode Muhammad Arsal La Sara La Sara La Sara La Sara La Sara, La Sara Mahmud, Nurul Magfirah Meilana, Lusita Muchdar, Fatma Muh. Aksa Azis Muhaimin Hamzah Muhamad Ikbal Muhammad Digul Jaya Pratama Muhammad Fajar Purnama Muhammad Fiar Erawan Muhammad Irfan muhammad irfan Muhammad Yusuf Afara Murtiah, Sitti Nadya Adharani NUR LAILA Nurhuda Annaastasia Nurlisa Alias Butet Oktora Dwi Putranti Paluphi, Raut Wahyuning Permatahati, Yustika Intan Pitra, Faisal Pramithasari, Febi Ayu Pratama, Muhammad Farhan Priyanto Rahardjo Rahmadhani Rina Rina Risfandi Riyadi Subur, Riyadi Rovina Andriani Rovina Ruslami, Rovina Sabualamo, Riska Salmin, Ginanti Samadan, Gamal M Sapri Sapri Saputra, Adam Dwi Saumur, Fihran R. Selang, Farida Daeng Sirza, LM Junaidin Sjamsu Alam Lawelle Sriwati Sriwati Sudarno Sudarno Sunarti Supyan Supyan TARUNI SRI PRAWAST MIEN KAOMINI ANY ARYANI DEDY DURYADI SOLIHIN Taula, Taula Umamit, Sri Ningsih Wa Nurgaya Wardana Wardana Widhi, Raut Nugrahening Yuli Dwi Wijayanti Yustika Intan Permatahati Yusup, Ilhan Mansis Zurba, Nabil