By way of derogation from Article 15(1) of Regulation (EU) No 1380/2013, up to a maximum of 1 % of the total annual catches of mackerel, horse mackerel, herring and whiting in the pelagic fishery carried out by pelagic trawlers up to 25 metres in length overall, using mid-water trawls (OTM/PTM), and targeting mackerel, horse mackerel and herring in ICES divisions IVb and c south of 54 degrees north, may be discarded F3....