M.U. Useh1, C.F. Eze2 1Chemistry Advanced Research Centre, Sheda Science and Technology Complex, Abuja, Nigeria. 2Department of Plant Health Management, Michael Okpara University of Agriculture, Umudike, Abia State, Nigeria. (Manuscript received 30 April 2025; accepted for publication

D. Buhalova1, Kr. Nikolova2*, Il. Milkova-Tomova1, I. Alexieva1, A. Gerasimova3, G. Gentscheva4, P. Dimitrova1 1Department of Nutrition and Tourism, University of Food Technologies, 26 Maritza Boulevard, 4020 Plovdiv 2Department of Physics and Biophysics, Medical University-Varna, 84

M. Gevezova-Kazakova*, M. Yankova, T. Hubenova, A. Zaikov, G. Rusenov Institute of Fisheries and Aquaculture, 4003, Plovdiv, Bulgaria (Manuscript received 29 May 2017; accepted for publication 29 July 2017) Abstract. The aim of this study is to examine the size selectivity of the pike

R. Bekova, G. Raikova-Petrova, D. Gerdzhikov, E. Petrova, V. Vachkova, D. Klisarova Abstract. For the present paper 35 specimens of sea mullet (Mugil cephalus) from different age groups were investigated. The material was collected between May 2010 – September 2011 along the coast, th