Cromaris and Xelect report record gains in bass and bream selective breeding

Cromaris and Xelect report record gains in bass and bream selective breeding

For the last 7 years aquaculture genetics specialist Xelect and premium Mediterranean bass and bream producer Cromaris have been collaborating to develop an advanced selective breeding programme that produces faster growing fish that thrive in Cromaris’ unique conditions.

The goal of the programme is to use the latest genetic strategies to deliver major improvements in key traits every generation. This year, the partnership has yielded record gains for both bass and bream at Cromaris’ fully integrated operation Near Zadar, Croatia.

Dr Marie Smedley, Head of Breeding Programmes at Xelect, commented “We are delighted with the progress we’re seeing in Cromaris’ broodstock programme. For example, in seabass we have seen an improvement in growth of around 21% from one generation to the next. In seabream we have identified that nearly 70% of the variation in harvest size between individual fish is due to genetics, which makes the Cromaris population ideal for a high-return selective breeding programme. Running a successful advanced genetics programme is very much a team effort, and the high standards of husbandry and professionalism at Cromaris are key to delivering these kinds of gains”.

Lana Barić, Hatchery Manager at Cromaris commented “Managing this kind of comprehensive selection programme, while preserving stable hatchery production, can be challenging at times. After 3 generations of selected fish, we are already starting to see why this huge effort is worthwhile. With this powerful instrument, Cromaris continues investing in premium products differentiation, while maintaining sustainable and socially responsible production operations.”

If you’d like to find out more about our advanced breeding programmes contact us on info@xelect.co.uk.

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