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Journal : Jurnal FishtecH

Karakteristik Tepung Tulang Ikan Tuna Sirip Kuning (Thunnus albacares) sebagai Sumber Kalsium dengan Perlakuan Suhu Pengeringan yang Berbeda Anhar Rozi; Nabila Ukhty
Jurnal FishtecH Vol 10, No 1 (2021)
Publisher : Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36706/fishtech.v10i1.13154

Abstract

The raw material used in this study was yellowfin tuna (Thunnus albacares) bone from tuna fillet processing in tuna freezing company. The aimed of this study was produce bone meal as a source calsium. This research consited of two stage, first stage was making fish bone meal and second stage analysis of chemical, heavy metal, calsium and microbial content of fish bone meal. This study used different drying temperature treatment (90 oC, 100 oC, dan 110 oC), and than was analyzed descriptively. Yellowfin tuna (Thunnus albacares) bone meal which was drying temperature treatment at 110 oC had yield (19.37%). The proximate of yellowfin tuna bone meal indicated the best treatment at 110 oC with water content, ash content, protein content, fat content, calcium content were 9.27%, 59.7%, 12.65%, 7.75% and 20.47% respectively. The heavy metal (Cu, Pb, and Cd) and microbial analyzed was safe category according SNI for all treatments.
Pengaruh Defatting, Frekuensi Pencucian dan Penyimpanan Beku Terhadap Kualitas Surimi Ikan Lele Anhar Rozi; Ikhsanul Khairi; Reni Tri Cahyani; Stephani Bija; Nurhikma Nurhikma; Nuring Wulansari; Deden Yusman Maulid; Siluh Putu Sri Dia Utari; Diah Anggraini Wulandari
Jurnal FishtecH Vol 9, No 2 (2020)
Publisher : Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36706/fishtech.v9i2.11955

Abstract

Catfish was a suitable alternative for the main raw material for making surimi, because it has a high protein content, easy to found and than has good prospective to be made surimi product. The aimed of this study to analyze effect of defatting, washing cycle, and frozen storage was add cryoprotectant. This research was conducted three step that is deffating, washing, and made surimi. The concentration of the selected for defatting processed was NaH2PO4 2% during 10 minutes and the result fat content was 0.15%. The best washing was one time of made kamaboko and has gel strength (510.35 g.cm), and the best quality (PLG : 0%; pH : 6.53; water content : 76.6%; folding test : 3.22; bite test : 3,77) when compared with washing cycle two times and three times. The best cryoprotectant addition was 4% trehalose and result of gel strength was 354.15 g.cm for three weeks of frozen storage.
Analisis Kualitatif Bakteri Salmonella sp. Pada Ikan Tuna Sirip Kuning (Thunnus albacares) di Pelabuhan Perikanan Samudra (PPS) Kutaraja Banda Aceh Uswatun Hasanah; Rena Safitri; Anhar rozi; Akbardiansyah Akbardiansyah; Zuriat Zuriat
Jurnal FishtecH Vol 12, No 1 (2023)
Publisher : Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36706/fishtech.v12i1.21485

Abstract

Pelabuhan Perikanan Samudra (PPS) Kutaraja Provinsi Aceh yang merupakan pelabuhan pendaratan ikan terbesar di Aceh. Ikan tuna salah satu jenis ikan yang didaratkan di pelabuhan Kutaraja yang menjadi target ekspor dan produksinya paling melimpah. Penelitian ini bertujuan untuk mengetahui keberadaan bakteri patogen pada ikan tuna yang dipasarkan di Pelabuhan Perikanan Samudra (PPS) kutaraja melalui uji kontaminan bakteri Salmonella sp.  Prosedur penelitian terdiri dari 3 tahap yaitu, tahap pra pengkayaan menggunakan media Buffered Peptone Water (BPW), tahap ke dua adalah tahap pengkayaan menggunakan media Rappaport Vassiliadis-Soy (RVS) dan larutan Muller-Kauffmann Tetrathionate novobiocin (MKTTn) dan tahap ke tiga yaitu tahap isolasi menggunakan media XLD dan BGA. Uji kualitatif bakteri Salmonellla sp. berdasarkan uji biokimia dan serologi. Hasil pengujian bakteri Salmonella sp. memperlihatkan bahwa bakteri Salmonella sp. tidak terdapat di ikan tuna sirip kuning di Pelabuhan Perikanan Samudra (PPS) Kutaraja Provinsi Aceh.