JECET; September 2014-November 2014; Sec. A Vol.3.No.4, 1849-1856. E-ISSN: 2278–179X Journal of Environmental Science, Computer Science and Engineering & Technology An International Peer Review E-3 Journal of Sciences and Technology Available online at www.jecet.org Section A: Environmental Science Review Article Valorization of Fish Processing Waste through Natural Fermentation with Molasses for Preparation of Bio Fertilizer and Bio Supplement. Binod Bihari Sahu 1 , Nagesh Kumar Barik 1 , Bikash Chandra Mohapatra 1 , Badri Narayan Sahu 1 , Hrushikesha Sahu 1 , Prithviraj Sahoo 1 , Dukhia Majhi 1 , Nirmal Chandra Biswal 2 , Prafulla Kumar Mohanty 2 and Pallipuram Jayasankar 1 1 Central Institute of Freshwater Aquaculture (ICAR), Kausalyaganga, Bhubaneswar- 751002 Odisha, India. 2 Utkal University, Vanivihar, Bhubaneswar-751007, Odisha, India Received: 29 September 2014; Revised: 26 October 2014; Accepted: 14 November 2014 Abstract: Condition for natural fermentation during ensilage of fish processing waste in sugarcane molasses (50:50 w/w) were evaluated to produce fish hydrolysate/Liquid fish bio-fertilizer(LFB) and hydrolysate meal/Bioorganic fish fertilizer(BFF) successful natural fermentation has been achieved by incubating micro aerobically at ambient temperature (25-35ºC) to reach a pH of 4.0 in 28 days. The underutilized processing waste could be cost effectively transformed into fish hydrolysate using a natural fermentation process. Their value has been increased by using them as liquid bio fertilizer, feed supplement and bioorganic manure. Keywords: Natural fermentation, Fish processing waste, Fish hydrolysate, Sugarcane molasses, Liquid bio fertilizer, feed supplement and bioorganic manure. JECET; September 2014-November 2014; Sec. A, Vol.3.No.4, 1849-1856. 1849