Clever niche marketing and a capacity to attract investment have helped boost the prospects of insect meal proteins becoming established in the aquaculture feed market.

That's the view of Rabobank analyst Gorjan Nikolik. His comments come amid growing investor interest in insect meal proteins and as French supermarket chain Auchan launches a range of insect fed trout in 52 of its stores.

"At least on paper insects look like they can achieve profitability on a reasonably small scale, they don't need to build 100,000 ton plants."