Are we breeding the fish that tomorrow’s feed will need?
By Alejandro Guelfo, editor of misPeces
Opinion
Ideas and perspectives on aquaculture.
The Importance of Distinguishing Between Automated System and AI-Driven systems
By Alejandro Guelfo, 2 February 2025
Future Fish Feed: Beyond “Fish-Free”
By Alejandro Guelfo, 17 September 2025 | The real challenge is to feed more people with fewer resources while reducing environmental costs
Multitrophic, Circular and Profitable: Why Environment-Adapted Species Selection Matters
By Alejandro Guelfo, 17 November 2025 |
Improving F1 reproduction in Senegalese sole
For years, the low reproductive capacity of Senegalese sole males born and reared in captivity (F1) has been one of the main obstacles to the development of strategies aimed at improving the species’ productive performance at comercial scale.
Training highly skilled professionals to lead recirculating aquaculture systems
By Alejandro Guelfo, 29 December 2025 | Specialised RAS training is emerging as the key competitive advantage for the years ahead
2026: Entering a New Year with a Renewed Commitment to Our Audience
FCR is not enough: How to truly measure productive performance in aquaculture
By Alejandro Guelfo, 8 January 2026 |
Choosing an aquafeed is strategic decision that defines the business model
By Alejandro Guelfo, 9 January 2026 |
Novel ingredients will only enter aquafeed if they fit industrial manufacturing processes
By Alejandro Guelfo, 14 January 2026 | By Alejandro Guelfo, 14 January 2026 | Processability, standardisation and scalability define the real threshold for a raw material to move from pilot to market
Aquaculture isn’t about “plug-and-play” – it’s about having the best professionals
By Alejandro Guelfo, 26 January 2026 | There are uncomfortable truths that need to be said if resources for aquaculture are to be used efficiently
The real bottleneck for Mediterranean aquaculture is marine space
By Alejandro Guelfo, editor of misPeces, 9 March 2026
The problem is not producing fish in Europe… it’s being allowed to do it
By Alejandro Guelfo, editor of misPeces | 5 May 2026
The statistical blackout in European aquaculture
By Alejandro Guelfo, editor of misPeces, 19 May 2026 | As farms move towards greater sensorisation, many of the sector’s strategy decision are still being made with information that sometimes is one or two years out of date
When sustainability becomes a constraint on European aquaculture
By Alejandro Guelfo, editor of misPeces, 18 June 2026
We know microalgae work in aquafeeds. The question now is what it will take to them to reach commercial scale
By Alejandro Guelfo, editor of misPeces | 23 June 2026