Some of the UK’s biggest supermarkets are not offering enough sustainably caught fish, despite soaring demand from consumers, according to new research published on Friday.
The Marine Stewardship Council (MSC) said the availability of certified fish was at record levels but pointed out a growing gap between supermarkets in terms of how many products they stocked.
Sainsbury’s, which has topped the MSC’s table since 2010, sold 163 certified products over the last financial year, almost twice the 79 products sold by its closest competitor Waitrose and more than three times the amount stocked by Marks & Spencer.
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