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Jurnal

Omni-Akuatika

ISSN 1858-3873 · Jenderal Soedirman University · 269 artikel di indeks

  1. Artikel Jurnal

    Filtration Capacity and Behaviour of Juvenile Green-Lipped Mussels in Small-Volume Bioassays

    Dyahruri Sanjayasari; Sucharita Gali

    Omni-Akuatika, Vol. 21 No. 1 · 2026 · Indonesia · DOAJ

    This research specifically observes the duration of valve opening and closure in three different size classes of juvenile mussels (Perna canaliculus) over a 60-minute period after exposure to the microalgae Isochrysis galbana. Current study would like to understand this behaviour as a precursor to…

  2. Artikel Jurnal

    The Masculinization of Guppy Poecilia reticulata (Peters. 1859) Using Tribulus terrestris (Linnaeus, 1753) Extract Through Immersion of Pregnant Female Broodstock and Larvae

    Munti Sarida; Marto Mahadinata; Jerry Suranta Sembiring Kembaren dkk.

    Omni-Akuatika, Vol. 21 No. 1 · 2026 · Indonesia · DOAJ

    The technology of sex reversal in guppy (Poecilia reticulata) cultivation is a way to produce monosex males through masculinization techniques. Utilization of Tribulus terrestris (ETT) extract can be used for a lower cost and is environmentally friendly. This study aims to examine the effect of…

  3. Artikel Jurnal

    Exploring Coastal Green Infrastructure (CGI): A Promising Approach to Mitigating Climate Change-Related Disasters in West Java’s Southern Coast, Indonesia

    Muhammad Raka El Ghifari; Andhy Romdani; Fahmi Rahmat Amanulloh dkk.

    Omni-Akuatika, Vol. 21 No. 1 · 2026 · Indonesia · DOAJ

    Coastal Green Infrastructure (CGI) is increasingly recognized as a nature-based solution to address climate-related challenges such as sea-level rise, coastal erosion, and flooding. However, there remains a lack of standardized and the implementation of CGI resolves the limitation of globally…

  4. Artikel Jurnal

    Investigating Influencing Factors of Shoreline Changes in Bantul's Tourist Coastal Areas Using GIS and Satellite Data

    Buddin Al Hakim; Destianingrum Prabawardani; Tjahjono Prijambodo dkk.

    Omni-Akuatika, Vol. 21 No. 1 · 2025 · Indonesia · DOAJ

    The littoral zone is the most vulnerable area to the impacts of climate change and human activities. Current weather anomalies and the development of human activities in coastal areas are on the rise. Remote sensing and geographic information system approaches have been widely used to monitor…

  5. Artikel Jurnal

    Record of Acanthocephala on Shortfin Scad (Decapterus macrosoma Bleeker, 1851) from the Southern Coast of the Special Region of Yogyakarta, Indonesia

    Priscilla Yolanda Pramesti Kolokaring; Rizka Fauziana Syarifah; Hanindya Fairuzia Hidayat dkk.

    Omni-Akuatika, Vol. 21 No. 1 · 2025 · Indonesia · DOAJ

    Acanthocephala is a parasite commonly found in the digestive tract of fish. This study aimed to determine the prevalence and mean intensity of Acanthocephala infecting the shortfin scad (Decapterus macrosoma) caught from the southern coast of Yogyakarta and to identify those parasites by…

  6. Artikel Jurnal

    The Effect of Stocking Density on Survival and Growth of Tiger Shrimp (Penaeus monodon) Cultivated with Seaweed (Gracilaria sp.) in Traditional Pond

    Sri Rejeki; Maulana Ibrahim; Dicky Harwanto

    Omni-Akuatika, Vol. 21 No. 1 · 2025 · Indonesia · DOAJ

    In order to overcome the decline of pond carrying capacity due to intensification, polyculture of Penaeus monodon with Gracilaria sp. can be implemented to allow sustainability. This study aimed to evaluate the effect of shrimp densities in a polyculture system with Gracilaria sp. on the shrimp’s…

  7. Artikel Jurnal

    Effectiveness Probiotic of Nitrosomonas sp. and Bacillus sp. in Improving the Water Quality and Growth of Tilapia Larasati (Oreochromis niloticus)

    Izzatin Nashiroh Sya’bana; Rosa Amalia; Dicky Harwanto

    Omni-Akuatika, Vol. 20 No. 2 · 2024 · Indonesia · DOAJ

    Water quality is the main factor that has a major influence on the growth and survival of Tilapia Larasati (Oreochromis niloticus). Nitrosomonas sp. and Bacillus sp. can optimize water quality through nitrification and denitrification processes and optimize feed utilization. This study aims to…

  8. Artikel Jurnal

    Length-weight Relationship, Condition Factor and DNA Barcoding of Bonylip Barb, Osteochilus vittatus (Valenciennes, 1842) in Dampelas Lake, Central Sulawesi, Indonesia

    Novalina Serdiati; Samliok Ndobe; Eka Rosyida dkk.

    Omni-Akuatika, Vol. 20 No. 1 · 2024 · Indonesia · DOAJ

    Dampelas Lake, also known as Talaga Lake, in Central Sulawesi Indonesia, lacks data on fish communities, especially biological aspects, including a wild population of bonylip barb Osteochilus vittatus (Valenciennes, 1842). Locally known as ikan nilem, this freshwater fish commodity is not native to…

  9. Artikel Jurnal

    A Study on Characteristics of Semi-Natural Hatchery Habitat for Olive Ridley Sea Turtle Lepidochelys olivacea (Eschscholtz, 1829) Conservation: A Case Study of Batu Hiu Beach, Pangandaran, West Java, Indonesia

    Thallita Nasywa Faddilah; Zahidah Hasan; Mochamad Candra Wirawan Arief dkk.

    Omni-Akuatika, Vol. 20 No. 2 · 2024 · Indonesia · DOAJ

    Sea turtle populations have declined due to habitat destruction and the widespread collection of eggs for commercial purposes. This study assessed the characteristics and suitability of semi-natural hatchery habitats for Olive Ridley Sea Turtles (Lepidochelys olivacea) at Batu Hiu Beach…

  10. Artikel Jurnal

    The Appearance of Whale Sharks (Rhincodon typus) Based on Environmental Factors in Kwatisore Waters, Nabire Regency, Central Papua Province

    Yan Maruanaya

    Omni-Akuatika, Vol. 20 No. 2 · 2024 · Indonesia · DOAJ

    The appearance of whale sharks (Rhincodon typus) is related to the availability of food in a water area, and it has become a tourist attraction which requires integrated management to prevent it from becoming threats to whale sharks. The appearance of whale sharks is regular throughout the year…

  11. Artikel Jurnal

    Optimation of tempe liquid waste usage for growth performances and feed uptake on Oreochromis niloticus

    Soni Andriawan; David Hermawan; Shafira Rahmania

    Omni-Akuatika, Vol. 20 No. 1 · 2024 · Indonesia · DOAJ

    Tempe liquid waste (TLW) contains nutrients such as fat, protein, carbohydrates, nitrogen, phosphate, and potassium that could be used in fish rearing. Moreover, it has lactic acid bacteria (LAB) belonging to gram-positive microorganisms, which could decompose organic and inorganic matter in water…

  12. Artikel Jurnal

    Characteristics and Distribution of Chemical-Biological Parameters in The Seawaters of Eastern Java Sea

    Achmad Yogi Pambudi; Muhamad Gilang Arindra Putra; Deny Yogaswara dkk.

    Omni-Akuatika, Vol. 20 No. 1 · 2024 · Indonesia · DOAJ

    The Java Sea is influenced by the west and east monsoons, which have an impact on hydrodynamic processes and chemical-biological water quality. Chemical-biological parameters play an important role in the food chain cycle that occurs in these waters. The quality of the eastern Java Sea waters is…

  13. Artikel Jurnal

    Analysis of Influence of Cyclone Seroja on Wave Height and Tide in the Indian Ocean

    Choirul Umam Umam; Widodo Setiyo Pranowo; Ferian Azhari Azhari dkk.

    Omni-Akuatika, Vol. 20 No. 1 · 2024 · Indonesia · DOAJ

    Tropical Cyclone Seroja, which occurred in the Indian Ocean, was characterized by maximum wind speeds of 70 knots. As part of the impact assessment associated with the cyclone, wave height observations were conducted along its track and tidal examinations were carried out at Cape Cuvier and Kupang…

  14. Artikel Jurnal

    Nitrate, Phosphate, Silica and Phytoplankton Abundance in the Coastal Waters of Maitara Island, North Maluku

    Mesrawaty Sabar; Ardan Samman; Salim Abubakar dkk.

    Omni-Akuatika, Vol. 20 No. 2 · 2024 · Indonesia · DOAJ

    Nitrate, phosphate, and silica are nutrients needed for the growth of phytoplankton populations. The primary objective of the present study was to establish the relationship between the nutrient composition (nitrate, phosphate, and silica) and phytoplankton abundance. Sampling was was conducted at…

  15. Artikel Jurnal

    The Impact of Artificial Barriers on the Varuna litterata Migration Route in the Lower Serayu River, Central Java and Its Molecular Identification

    Sorbakti Sinaga; Yunita Maimunah; Arning Wilujeng Ekawati dkk.

    Omni-Akuatika, Vol. 20 No. 1 · 2024 · Indonesia · DOAJ

    The Serayu River is one of the longest rivers in Central Java. Dams built in the lower reaches of the Serayu River are thought to block the migration paths of fish and aquatic macrocrustaceans. This study aimed to determine the effect of dam on Varuna litterata migration and its molecular…

  16. Artikel Jurnal

    Fishing season estimation for tuna troll line fishing fleet at Palabuhanratu Nusantara Fishing Port, Sukabumi, Indonesia

    Shafira Bilqis Annida; Faqih Baihaqi

    Omni-Akuatika, Vol. 20 No. 2 · 2024 · Indonesia · DOAJ

    Indonesia covers over 15% of global tuna production. This has placed Indonesia as the top tuna-producing country in the world. Troll line is one of the fishing fleets that targets tuna as main catch, operates in many areas in Indonesia, including those bases at Palabuhanratu Nusantara Fishing Port…

  17. Artikel Jurnal

    Growth Performance of Clown Anemonefish (Amphiprion ocellaris) in Maluku at Optimum Salinity

    Henny Fitrinawati; Diana Yulanda Syahailatua; Endang Sri Utami

    Omni-Akuatika, Vol. 20 No. 1 · 2024 · Indonesia · DOAJ

    Clown anemonefish (Amphiprion ocellaris) is one of the most popular ornamental coral reefs. The marine ornamental fish trade has increased fishing pressure. It has a considerable impact on the clown anemonefish's declining population. The ability of each fish species to tolerate the salinity is a…

  18. Artikel Jurnal

    The Impact of MJO-C and MJO-B Upon Sea Surface Temperature and Rainfall in Indonesia

    Lalu Mantigi Wana Paksi; Simon Tubalawony; Harold Joppie Davido Waas dkk.

    Omni-Akuatika, Vol. 19 No. 1 · 2023 · Indonesia · DOAJ

    Madden Julian Oscillation (MJO) based on its propagation through the maritime continent can be divided into two types, namely MJO-C (Crossing) and MJO-B (Blocked) as evidenced by the spatial diagram of Hovmöller OLR anomaly. This study aimed to determine the effect of MJO variations, namely MJO-C…

  19. Artikel Jurnal

    Streptococcosis on Nile tilapia (Oreochromis niloticus) in Indonesian freshwater aquaculture

    Taukhid Taukhid; Edy Farid Wajdy; Desy Sugiani dkk.

    Omni-Akuatika, Vol. 19 No. 1 · 2023 · Indonesia · DOAJ

    This review aimed to provide the current status of streptococcosis in freshwater aquaculture in Indonesia. So far, this disease has been mostly reported in tilapia aquaculture, and there have been no serious reports of this disease in other species of freshwater aquaculture. The disease is mostly…

  20. Artikel Jurnal

    The distribution of mangrove area, mangrove density, and species diversity on the North Coast of Jakarta

    Uus Usman; Endang Hilmi; Achmad Iqbal

    Omni-Akuatika, Vol. 19 No. 1 · 2023 · Indonesia · DOAJ

    The distribution of mangrove area, density, and species diversity on the North Coast of Jakarta indicate the mangrove adaptation to live and grow in permanent water inundation areas. Therefore, this research aimed to analyze the distribution and mapping of the mangrove ecosystem in permanent water…