Sales of canned tuna and canned salmon at UK retailers continued to tank in the 12 months to the end of February, according to the latest figures from market research company Nielsen.

The entire ambient category dropped 6.9 percent in value in the year through Feb. 25 to £420.5 million (€484.7 million/$524.3 million) from £451.5 million (€520.4 million/$563 million) a year earlier, and 6.4 percent in volume from 73,005 to 68,354 metric tons year-on-year.

The category accounted for about 13.4 percent of the entire seafood retail market in the UK, which was worth around £3.1