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Journal : Current Trends in Aquatic Science

Hubungan Postur Ikan dengan Jumlah Endoparasit pada Ikan Tongkol (Auxis rochei) yang Didaratkan di Pantai Kedonganan, Bali Annisa Millenia Putri; Pande Gde Sasmita Julyantoro; Dewa Ayu Angga Pebriani
Current Trends in Aquatic Science Vol 6 No 1 (2023)
Publisher : Program Studi Manajemen Sumberdaya Perairan, Fakultas Kelautan dan Perikanan, Universitas Udayana

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Abstract

This study aims to determine the various types of parasites that infect tuna, their abundance, prevalence, level of parasite intensity and the effect of fish length on the number of parasitic infections. Fish samples were obtained from Kedonganan Beach, Bali from November-December 2021. This study used a descriptive method and data collection using simple random sampling. The total samples examined were 35 fish. The endoparasites found in the internal organs of fish which include the intestines, liver, and gonads consist of 3 different genera, namely: Rhadinorhynchus sp., Anisakis sp., and Lecithocladium sp. The highest abundance was found in the genus Rhadinorhynchus sp., the highest prevalence was found in the genus Rhadinorhynchus sp., and the highest intensity level was found in the genus Lecithocladium sp. The relationship between length and number of parasites was classified as "very weak" because the correlation between the two relationships ranged from 0.00-0.199. So, it can be concluded from the research that has been done related to the relationship between fish posture and the number of endoparasites that infect the tuna (Auxis rochei) which was landed on the beach of Kedonganan, Bali. There is no relationship between fish body posture and the number of endoparasite infections or can be classified into the category of a "very weak" relationship.
Pengaruh Pemberian Pakan Pelet dan Artemia sp. terhadap Kualitas Warna Ikan Badut (Amphiprion ocellaris) Rai Ayu Ratri Chandra Pandunita; Pande Gde Sasmita Julyantoro; Ni Putu Putri Wijayanti
Current Trends in Aquatic Science Vol 6 No 1 (2023)
Publisher : Program Studi Manajemen Sumberdaya Perairan, Fakultas Kelautan dan Perikanan, Universitas Udayana

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Abstract

This study aims to determine the effect of different feeding on the color quality and growth of clown fish. The feed used in the form of pellets nd Artemia sp. with three treatments and three repetitions. The treatments used were pellet feed (treatment A), Artemia sp feed. (treatment B), and the combination feed of pellet feed and Artemia sp. (treatment C). The research method used is experimental method using Completely Randomized Design (CRD). This research was conducted at PT Agung Aquatic Marine for 1 month October until November. This study used 18 clown fish fed 3 times a day with a dose of 1.5 g of Fengli pellets and 1.5 ml of Artemia sp. for one administration. The parameters measured in this study was color quality parameters. Parameter measurements were carried out once a week. The media used was a aquarium with a volume of 2500 ml with a size of 40 × 30 cm. Color quality parameters are measured with a color chart paper base called M-TCF and then ranking according to the numbers on the paper. The results of this study showed that the quality of the body color of clown fish fed pellet feed, Artemia sp. feed, and combination feed faded. Based on the results of the research that was tested by ANOVA analysis, it can be concluded that this different feeding had no significant effect (P>0.05) on the color quality of clown fish.
Pola Pertumbuhan Rumput Laut pada Lokasi Tanam yang Berbeda di Perairan Pantai Pandawa, Bali Bona Rizky Simanungkalit; Pande Gde Sasmita Julyantoro; Ayu Putu Wiweka Krisna Dewi
Current Trends in Aquatic Science Vol 7 No 1 (2024)
Publisher : Program Studi Manajemen Sumberdaya Perairan, Fakultas Kelautan dan Perikanan, Universitas Udayana

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Abstract

Seaweed cultivation is one of the leading commodities in the fishing sector and is still occupied by most coastal communities. One of the types of seaweed that can be cultivated is Eucheuma cottonii. One of the areas in Badung Regency that was once a place for seaweed cultivation is the South Kuta District, Badung Regency, Pandawa Beach, to be exact. The problem most often faced by seaweed cultivators is that seaweed cannot grow properly. The cause of seaweed not being able to grow properly occurs due to predators eating the seaweed thallus. Therefore, a study was conducted to determine the appropriate location on the Pandawa Beach for the cultivation of seaweed Eucheuma cottonii. The research method was carried out by planting Eucheuma cottonii seaweed in 3 different locations seen from the distance from the tourism position (water sport) in the waters of Pandawa Beach, first location in the water sport area, second location is 100 m to the west of the one location, third location is 100 m to the west of two location. The results of this study indicate that the average weight of seaweed at location 1 in the first to sixth week range 119,6 g – 399,7 g, location 2 range 121,80 g – 413,5 g, and at location 3 it ranged 123,35 g – 430,75 g. The Growth Rate (SGR) at Location 1 is 3,3%, Location 2 is 3,37%, and Location 3 is 3,47.%.
Konsentrasi Logam Berat Timbal (Pb) dan Kadmium (Cd) di Perairan Pelabuhan Benoa Denpasar Doni Samuel Barus; Pande Gde Sasmita Julyantoro; Ni Putu Putri Wijayanti
Current Trends in Aquatic Science Vol 7 No 1 (2024)
Publisher : Program Studi Manajemen Sumberdaya Perairan, Fakultas Kelautan dan Perikanan, Universitas Udayana

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Abstract

Benoa Port is one of the public ports as well as a special export fishing port. The existence of transportation activities at Benoa Port is indicated to have an indirect pollution impact on the waters, so that research related to the heavy metal content of lead (Pb) and cadmium (Cd) in water and water quality conditions in the waters of Benoa Port Denpasar is important to do. Water sampling was carried out at Benoa Port, then the samples were analyzed at the Analytical Laboratory of Udayana University from June-July 2023.The tested water samples were taken from 3 points with 3 repetitions at each point. Point 1 is at the port entrance, point 2 is at the port of the fishing town and point 3 is at RTH Taman Segara. Data from the study was obtained that the highest Pb value was at point 2, which was 0.1 mg/l and the Cd value was 0.054 mg/l. At point 3 the Pb value is 0.025 mg/l and the Cd value is 0.018 mg/l, and the lowest is found at point 1 with a Pb value of 0.02 mg/l and a Cd value of 0.016 mg/l. Water quality parameters measured include temperature, pH, Dissolved Oxygen (DO), and Total Dissolve Solids (TDS). The highest temperature value is found at point 2 of 29.8oC while the lowest temperature value is found at point 1 with a value of 28.6oC.
Pengaruh padat tebar berbeda terhadap pertumbuhan, kelangsungan hidup, dan efisiensi pakan juvenil udang vaname (Litopenaeus vannamei) Kadek Bayu Candra Gotama; Pande Gde Sasmita Julyantoro; Ni Putu Putri Wijayanti
Current Trends in Aquatic Science Vol 7 No 1 (2024)
Publisher : Program Studi Manajemen Sumberdaya Perairan, Fakultas Kelautan dan Perikanan, Universitas Udayana

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Abstract

Vaname shrimp (Litopenaeus vannamei) has advantages, such as being more responsive to feed, resistant to diseases and poor environmental conditions, fast growth, high survival rate, and high stocking density. This study aims to examine the effects of different stocking densities on the growth, survival rate, and feed efficiency of vaname shrimp. Vaname shrimp (±0.6 g/shrimp). were stocked in fiber tanks with a volume of 500 liters and filled with seawater with a salinity of 35 ppt. This study used an experimental method with 3 different stocking density treatments: 200 individual/m3 (A), 400 individual/m3 (B), and 600 individual/m3 (C), repeated three times per treatment. The shrimps were cultivated for 60 days and fed at a rate of 5% of their body weight/day four times a day. The results showed that average growth shrimp in treatment A, B, and C were 12.10 g, 10.14 g, and 7.37 g, respectively. The survival rate of shrimp in the treatmen A. B, and C were: 72%, 46,3%, and 56%, respectively. The FCR in the treatment A, B, and C were 0.95; 1.4; and 1.26. One Way ANOVA statistical analysis indicated significant differences (P<0,05) between treatments A dan C in terms of mean body weight growth, as well as between treatments A and B in terms of FCR. This study indicated that different stocking densities affect the growth, survival rates, feed efficiency, and water quality of vaname shrimp.
Co-Authors A.H.W. Sari A.P.W.K. Dewi A.P.W.K. Dewi Abrar Ravidhia Ade Angelia Atmanegara Sinaga Agus Wahyudi Alfarisi Prafanda Alfi Hermawati Waskita Alfi Hermawati Waskita Sari Alfi Hermawati Waskita Sari Alfi Hermawati Waskitasari Amayliana Ajeng Nastiti Ana Indriyanti Annas Cesar Mayasha Annisa Millenia Putri Annisa Nur Safitri Utomo Arief Prayoga Akbar Aristiani Rusdi Oktaviyanti Artanti Tri Lestari Ayu Putu Wiweka Krisna Dewi Ayu Putu Wiweka Krisna Dewi Bachori Dhian Pratama Bagus Anjasmara Bedjo Slamet Bona Rizky Simanungkalit Budhi Wahyu Nurindra Claudy Margaretha Kandouw D.A.A. Pebriani Dewa Ayu Angga Pebriani Dewa Ayu Angga Pebriani Dewa Ayu Angga Pebriani Dian Kharisma Ginting Doni Samuel Barus Endang Wulandari Endang Wulandari Suryaningtyas Endang Wulandari Suryaningtyas Errina Bening Ambartyasning Fiko Triajiatma Firda Nurdiana G.R.A. Kartika G.R.A. Kartika Galang Alamin Trisnabatin Gde Raka Angga Kartika Grace Adelina Girsang Handayani Sitorus Hasbia Rahmat Hasrat Damai Hulu I Bagus Andreana Surya Nugraha I Gede Yoga Vikannada Giri I Gusti Ayu Agung Purnama Sari I Gusti Ayu Febiana Putri Wardeni I Gusti Ngurah Permana I Kadek Alamsta Suarjuniarta I Kadek Mega Mega Dhyana Putra I Ketut Wija Negara I Ketut Wija Negara I Komang Yopi Trio Santana I Made Angga Wahyu Dinata I Made Budiarsana I Made Hendy Wesha Suryawan I Wayan Arthana I Wayan Kasa I Wayan Restu I.K.W. Negara I.W. Arthana I.W. Restu Ida Ayu Grisandi Dewi Kurnia Ida Bagus Gede Darmayasa Ilham Muttaqin Jefri Boy Pratama Kadek Bayu Candra Gotama Kartika, I Wayan Darya Luh Gede Manik Radzena Martha M Reza Mei Budi Dharmawan Made Ayu Pratiwi Maria Ulfa Maulana Ilham Pratama N.M. Ernawati N.M. Ernawati N.P.P. Wijayanti Ni Desak Putu Ida Suryani Ni Kadek Vindi Wedhawati Ni Luh Komang Ayu Maitri Jayanthi Ni Luh Putu Ayu Puspita Dewi Ni Made Ernawati, Ni Made Ni Made Putri Handayani Ni Putu Emie Noviana Ni Putu Putri Wijayanti Ni Putu Putri Wijayanti Ni Putu Sandhitya Candra Kartina Ni Putu Tika Lestari Ni Putu Widiantari Peter Bossier Putu Bagaskara Putu Dewi Purnama Sari Putu Eka Sudaryatma Putu Eka Sudaryatma Putu Niken Ayu Saraswati Rai Ayu Ratri Chandra Pandunita Rani Ekawaty Ratriana Hartini Saleh S.A. Saraswati Shanti Paramita Jayanti Siti Nurlatifah Sukarman Sukarman Suprabadevi Ayumayasari Saraswati Suprabadevi Ayumayasari Saraswati Syifa Maria DiazGonzales Tom Defoirdt Wahyu Ilvita Vindia Wahyu Nurlita Widiastuti Widiastuti Widya Purnama Dewi Yan Ramona Yova Tresya Galingging Yufinta Cahya Permanti Yuni Debora Prasicilia Sitorus