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PREVALENSI VIRAL NERVOUS NECROSIS (VNN) PADA IKAN KERAPU EKOR BULAN (Variola sp.) DI PERAIRAN GORONTALO: Prevalence of Viral Nervous Necrosis (VNN) in Lunar-Tailed Grouper (Variola sp.) in Gorontalo Waters Nurkhozin, Ahmad Ainul; Achmad, Dewi Shinta; Bakti, Nurqadri Syaia; Yasin, Indri Afriani; Natsir, Sitti Rosnany Alwi
JURNAL LEMURU Vol 4 No 3 (2022): JURNAL LEMURU: Jurnal Ilmu Perikanan dan Kelautan Indonesia
Publisher : Program Studi Teknologi Hasil Perikanan|Fakultas Pertanian|Universitas PGRI Banyuwangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36526/lemuru.v4i3.2295

Abstract

Grouper (Family Serranidae) is one of the betanodavirus hosts. Betanodaviruses can infect species in tropical, subtropical or cold climates. This is a major concern because it has been reported to infect a variety of marine fish, both farmed and wild fish. The disease caused by this virus is commonly known as Viral Nervous Necrosis (VNN) or Viral Encephalopathy and Retinopathy (VER). This VNN disease is characterized by vacuolar necrosis of cells found in the brain, retina and spinal cord, can cause up to 100% mortality in larvae and juveniles and can cause significant losses in older fish. Infected fish, both wild and farmed, can act as reservoirs (nesting sites and breeding grounds for viruses) and can be a source of infection for farmed species. The method used in this study was descriptive method, while the Lunar-Tailed grouper (Variola sp.) samples used in this study were groupers caught measuring 26-42 cm. VNN testing on groupers by taking target organs (brains and eyes) then fixing them in 95% Ethanol then PCR testing at the Virology Laboratory. The results of this study indicate a different prevalence in the two waters in Gorontalo.
NILAI HASIL PENGUJIAN ORGANOLEPTIK PADA IKAN KERAPU SEGAR DI TPI KWANDANG DAN TPI TENDA, PROVINSI GORONTALO : VALUE OF ORGANOLEPTIC TEST RESULTS OF FRESH GROUPER FISH AT TPI KWANDANG AND TPI TENDA, GORONTALO PROVINCE Achmad, Dewi Shinta
JURNAL LEMURU Vol 6 No 1 (2024): JURNAL LEMURU: Jurnal Ilmu Perikanan dan Kelautan Indonesia
Publisher : Program Studi Teknologi Hasil Perikanan|Fakultas Pertanian|Universitas PGRI Banyuwangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36526/jl.v6i1.3555

Abstract

Penelitian ini bertujuan untuk mengetahui perbandingan mutu organoleptik pada ikan kerapu (Serranidae) yang ditangkap di Perairan Gorontalo terutama di Teluk Tomini yang merupakan Wilayah Pengelolaan Perikanan (WPP 715) dan Teluk Kwandang (WPP 716). Penelitian ini membandingkan nilai mutu organoleptik pada sampel ikan kerapu yang diambil dari Tempat Pendaratan Ikan yang berbatasan langsung dengan masing-masing perairan. TPI Tenda yang berbatasan langsung dengan Teluk Tomini, sedangkan TPI Kwandang yang berbatasan dengan Teluk Kwandang. Sampel yang diuji berasal dari 7 spesies yang terbagi atas 5 genus Epinephelus dan 2 Genus Variola. pengambilan sampel dengan metode purposive sampling. Nilai hasil uji organoleptik dibandingkan dengan menggunakan uji T-Test: Two-sample assuming equal variances dengan α = 0,05. Hasil penelitian menunjukkan terdapat perbedaan signifikan terhadap kualitas mutu secara organoleptik pada sampel yang berasal dari TPI Tenda dan TPI Kwandang.
Effectiveness of Phytobiotic Supplementation as a Feed Additive Ardiansyah, Widiastuti; Tusaban, Tusaban; Achmad, Dewi Shinta
Journal La Lifesci Vol. 6 No. 5 (2025): Journal La Lifesci
Publisher : Newinera Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37899/journallalifesci.v6i5.2620

Abstract

The rearing of Mojosari ducks in Indonesia has become increasingly important as an alternative source of animal protein. However, the high cholesterol content in duck meat presents a challenge to its consumption. This study aims to evaluate the effect of turmeric supplementation in feed on cholesterol levels in the liver, blood, and meat of Mojosari ducks, as well as the organoleptic quality of the resulting meat. The experiment utilized a factorial Randomized Completely Block Design (RCBD), where ducks were divided into four treatment groups based on turmeric dosage: 0%, 6%, 8%, and 10%. Parameters measured included cholesterol levels in the liver, blood, and meat, as well as organoleptic assessments of taste, aroma, texture, color, and tenderness of the meat. The results indicated that turmeric supplementation significantly reduced cholesterol levels in the liver, blood, and meat of the ducks, with the 8% and 10% turmeric groups showing the lowest cholesterol levels. Turmeric supplementation also improved the tenderness and color quality of the duck meat, although no significant differences were observed in taste and aroma. The reduction in cholesterol levels suggests the potential of turmeric as an effective feed additive for producing healthier duck meat that is more appealing to consumers. These findings have implications for the development of feed based on natural ingredients that can enhance duck meat quality and support the sustainability of the duck farming industry in Indonesia.