References
- AOAC. 1990. Peroxide value of oils and fats (965.33). In: Official Methods of Analysis of the Association of Official Analytical Chemists (15th ed.). Helrich, K. (Ed.). Arlington, VA: Author. Pp. 956–957.
- AOCS. 1998a. Official method Ba 3-38: Oil. In: Official Methods and Recommended Practices of the AOCS (5th ed.). Firestone, D. (Ed.). Champaign, IL: AOCS Press.
- AOCS. 1998b. Official method Ca 5-40: Free fatty acids. In: Official Methods and Recommended Practices of the AOCS (5th ed.). Firestone, D. (Ed.). Champaign, IL: AOCS Press.
- Aubourg, S., and Medina, I. 1999. Influence of storage time and temperature on lipid deterioration during cod (Gadus morhua) and haddock (Melanogramus aeglefinus) frozen storage. J. Sci. Food Agri. 79: 1943–1948.
- Balev, D., Ivanov, G., Dragoev, S., and Nikolov, H. 2011. Effect of vacuum-packaging on the changes of Russian sturgeon muscle lipids during frozen storage. Eur. J. Lipid Sci. Tech. 113: 1385–1394.
- Bligh, E. G., and Dyer, W. J. 1959. A rapid method of total extraction and purification. Can. J. Biochem. Physio. 37: 911–917.
- Burgaard, M. G., and Jørgensen, B. M. 2011. Effect of frozen storage temperature on quality-related changes in rainbow trout (Oncorhynchus mykiss). J. Aquat. Food Prod. T. 20: 53–63.
- DeWitt, K. W. 1963. Seasonal variation in cod liver oil. J. Sci. Food Agri. 14: 92–98.
- Dulavik, B., Sörensen, K. R., Barstad, H., Horvli, O., and Olsen, R. L. 1998. Oxidative stability of frozen light and dark muscles of saithe (Pollachius virens L.). J. Food Lipids 5: 233–245.
- Erickson, M. 1997. Lipid oxidation: Flavour and nutritional quality deterioration in frozen foods. In: Quality in Frozen Food. Erickson, M., and Hung, Y.-C. (Eds.). New York, NY: Chapman & Hall. Pp. 141–173.
- Falch, E., Rustad, T., and Aursand, M. 2006. By-products from gadiform species as raw material for production of marine lipids as ingredients in food or feed. Proc. Biochem. 41: 666–674.
- Flick, G. J., Hong, G.-P., and Knobl, G. M. 1992. Lipid oxidation of seafood during storage. In: Lipid Oxidation in Food. Angelo, A. J. S. (Ed.). Washington, DC: American Chemical Society. Pp. 183–207.
- Gardner, H. W. 1979. Lipid hydroperoxide reactivity with proteins and amino acids: A review. J. Agri. Food Chem. 27: 220–229.
- Gudmundsson, J., and Olafsson, P. 1973. Seasonal Variations of Oil Content in Cod Liver: IFL Report. Reykjavik, Iceland: Icelandic Fisheries Laboratories.
- Hanson, S. W. F., and Olley, J. 1963. Application of the Bligh and Dyer method of lipid extraction to tissue homogenates. J. Biochem. 89: 101–102.
- Hardy, R., McGill, A. S., and Gunstone, F. D. 1979. Lipid and autooxidative changes in cold stored cod (Gadus morhua L.). J. Sci. Food Agri. 30: 999–1006.
- Hwang, K. T., and Regenstein, J. M. 1989. Protection of menhaden mince lipids from rancidity during frozen storage. J. Food Sci. 54: 1120–1124.
- ISO. 1983. ISO 6496: Determination of Moisture and Other Volatile Matter Content. Geneva, Switzerland: Author.
- Jangaard, P. M., Ackman, R. G., and Sipos, J. C. 1967. Seasonal studies of the fatty acid composition of cod liver, flesh, roe and milt lipids. J. Fish. Res. Board Can. 24: 613–627.
- Johnston, I. A., and Battram, J. 1993. Feeding energetics and metabolism in demersal fish species from antartic, temperate and tropical environments. Mar. Bio. 115: 7–14.
- Kjesbu, O. S., Klungsoyr, J., Kryvi, H., Witthames, P. R., and Walker, M. G. 1991. Fecundity, atresia, and egg size of captive Atlantic cod (Gadus morhua) in relation to proximate body-composition. Can. J. Fish. Aquat. Sci. 48: 2333–2342.
- Mackie, I. M. 1993. The effects of freezing on flesh proteins. Food Rev. Int. 9: 575–610.
- Malone, C., Shaw, N. B., and Kerry, J. P. 2004. Effect of season on vitamin E, fatty acid profile, and nutritional value of fish by-products from cod, saithe, ling and haddock species caught in southern Irish coastal waters. J. Aquat. Food Prod. T. 13: 127–149.
- Ohshima, T., Wada, S., and Koizumi, C. 1984. Preferential enzymatic hydrolysis of phosphatidylchloine in skipjack flesh during frozen storage. Bull. Jap. Soc. Sci. Fish. 50: 2091–2098.
- Olcott, H. S. 1962. Oxidation of fish lipids. In: Fish in Nutrition. Heen, E., and Kreuzer, R. (Eds.). London, UK: Fishing News Books. Pp. 112–116.
- Perez-Alonso, F., Aubourg, S., Rodriguez, O., and Velazques, J. 2004. Shelf life extension of Atlantic pomfret (Brama brama) fillets by packaging under vacuum-skin system. Eur. Food Res. Tech. 218: 313–317.
- Rodríguez, A., Cruz, J., Paseiro-Losada, P., and Aubourg, S. 2012. Effect of a polyphenol–vacuum packaging on lipid deterioration during an 18-month frozen storage of coho salmon (Oncorhynchus kisutch). Food Bioprocess. Tech. 5: 2602–2611.
- Rostamzad, H., Shabanpour, B., Kashaninejad, M., and Shabani, A. 2010. Inhibitory impacts of natural antioxidants (ascorbic and citric acid) and vacuum packaging on lipid oxidation in frozen Persian sturgeon fillets. Iran J. Fish. Sci. 9: 279–292.
- Santos, E. E. M., and Regenstein, J. M. 1990. Effect of vacuum packaging, glazing, and erythorbic aid on shelf-life of frozen hake and mackerel. J. Food Sci. 55: 64–70.
- Shahidi, F. 1994. Seafood processing by-products. In: Seafoods: Chemistry, Processing Technology and Quality. Shahidi, F., and Botta, J. R. (Eds.). London, UK: Blackie Academic & Professional. Pp. 320–334.
- Shewfelt, R. 1981. Fish muscle lipolysis—A review. J. Food Biochem. 5: 79–100.
- Solberg, C., and Willumsen, L. 2008. Differences in growth and chemical composition between male and female farmed cod (Gadus morhua) throughout a maturation cycle. Aquacult. Res. 39: 619–626.
- Statistics Iceland. 2013. Statistical series: Export and export production of marine products 2012. In: Hagtíðindi Sjávarútvegur. Reykjavik, Iceland: Hagstofa Íslands.