39. CIESM Congress, Italy, 1 - 04 August 2010, pp.491
Mediterranean horse mackerel, Trachurus mediterraneus, is one of the most important commercial species in Turkish territorial waters. Results from March to October 2009 show that spawning season of Mediterranean horse mackerel starts at early May and
ends at early September in NE part of the Sea of Marmara. Mean GSI values and b parameters show similar variations with synchronized opposition of CF values in monthly results.