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The Seagrass Leaf Waste Flour Addition To Feed For Color Pigment Enhance-ment Of Koi Fish (Cyprinus rubrofuscus): English Fahruddin, Muh; Aldi, Davit; Ilyas, Anita Prihatini
Journal of Aquaculture and Fish Health Vol. 14 No. 1 (2025): JAFH Vol. 14 No. 1 February 2025
Publisher : Department of Aquaculture

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/jafh.v14i1.66813

Abstract

The price of ornamental fish is determined by the quality of the color of ornamental fish, but in general, the color of ornamental fish will fade when maintained in an aquarium container. The purpose of this study was to determine the color pigment content of koi fish (Cyprinus rubrofuscus) after being given additional feed in the form of seagrass leaf waste flour Thalassia hemprichii.  This research was conducted for 28 days. This study used a completely randomized design (RAL) with 5 treatments and 3 replicates so that in this study there were 15 experimental units. The treatment in this study was the addition of seagrass leaf waste flour to fish feed. P1 (control), P2 (addition of 3% seagrass leaf waste flour), P3 (addition of 6% seagrass leaf waste flour), P4 (addition of 9% seagrass leaf waste flour), and P5 (addition of 12% seagrass leaf waste flour). The results showed that the value of color pigment content in all treatments were P1 21.56 µmol/g, P2 22.75 µmol/g, P3 23.49 µmol/g, P4 22.08 µmol/g and P5 25.76 µmol/g. For absolute growth in all treatments, P1 was 1.37 g, P2 1.53 g, P3 1.80 g, P4 2.73 and P5 3.70 g. For absolute growth in all treatments, P1 was 53%, P2 67%, P3 67%, P4 80% and P5 87%. The survival rate of ornamental Koi (C. rubrofuscus) in all treatments was P1 53%, P2 67%, P3 67%, P4 80%, and P5 87%. This research concludes that the color pigment content of ornamental Koi (C. rubrofuscus) increases after feeding additional doses of T. hemprichii and the best color pigment increase is shown by treatment P5 with the addition of a 12% dose of T. hemprichii, namely 25.76 µmol/g.
PENYULUHAN MANAJEMEN KUALITAS AIR BUDIDAYA IKAN AIR TAWAR DI DESA LUNYUK REA KABUPATEN SUMBAWA Fahruddin, Muh; Suriyadin, Adi; Ilyas, Anita Prihatini; Abdurachman, Muhammad Haikal
Jurnal Pengabdian Perikanan Indonesia Vol 4 No 3 (2024): Jurnal Pengabdian Perikanan Indonesia
Publisher : Program Studi Budidaya Perairan Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppi.v4i3.3764

Abstract

Komoditas perikanan air tawar sangat bernilai ekonomis. Hal tersebut dikarenakan kandungan gizi pada ikan yang dapat memenuhi kebutuhan protein sehari-hari sehingga tak mengherankan budidaya sebagai industri yang dapat meraup keuntungan. Maka dari itu, budidaya menjadi sektor penting dalam meningkatkan perekonomian masyarakat. Dusun Karang Anyar telah menjadi pusat produksi budidaya ikan air tawar di desa Lunyuk Rea dengan luas lahan 1.942 m2. Meskipun budidaya ikan air tawar telah berkembang namun manajemen kualitas air budidaya belum dipahami oleh kelompok pembudidaya ikan Karamel Indah. Oleh karena itu melalui kegiatan penyuluhan ini diharapakn dapat meningkatkan pemahaman kelompok pembudidaya ikan tentang manajemen kualitas air untuk sistem budidaya yang berkelanjutan. Program Studi Ilmu Perikanan Fakultas Ilmu dan Teknologi Hayati Universitas Teknologi Sumbawa telah melakukan penyuluhan dan pendampingan di desa Lunyuk Rea pada bulan Maret 2022 dengan tema Manajemen Kualitas Air Budidaya Ikan Air Tawar, langkah strategis dan permasalahan dan sasaran yaitu kelompok pembudidaya Karamel Indah. Berdasarkan diskusi maupun komunikasi selama penyuluhan dan pendampingan, perlu adanya demplot budidaya ikan air tawar di desa Lunyuk Rea Kabupaten Sumbawa sebagai tempat pelatihan dan pembelajaran masyarakat.