Xelect Ltd is a spin-out company from the University of St Andrews in Scotland providing genetic services for aquaculture, conservation and environmental monitoring.


Our core business is the development of genetic markers for broodstock selection.  Markers for superior meat yield and flesh quality in Atlantic salmon are available for licensing worldwide. Xelect has a strong pipeline of markers in development for other traits and species such as Nile Tilapia. We also offer a comprehensive genotyping service including relatedness analysis, sex determination, stock tracing and disease identification.

Conservation and environmental monitoring

Xelect provides genetic services to academia, government agencies and industry at competitive rates in the field of conservation genetics and environmental monitoring, including DNA barcoding for species identification and eDNA analysis.


Latest News

  • Texture analysis service
    We are pleased to announce a new texture analysis service for salmon and trout.
    Precise firmness and tensile (gaping) measurements available to farmers and processors.
    Standard and same-day services available!
    Click here for more information.  
    Posted 25 Nov 2013 01:37 by Tom Ashton
  • Xelect awarded TSB funding
    Xelect has been awarded funding from the Technology Strategy Board as part of its “Technology Inspired Feasibility Studies – Biosciences” scheme to develop “Automated image analysis of muscle phenotypes for genetic marker discovery in Atlantic salmon”. The project commences in August and will run for 4 months”.
    Posted 29 May 2013 02:13 by Tom Ashton
  • Triploidy analysis service launched
    We are pleased to announce that we are now offering a rapid and cost-effective flow cytometry service to determine triploidy in fish. 
    We can perform the analysis on eyed embryos and we aim to deliver results within two days of receipt of samples. This service will be of great benefit to producers of triploid trout, salmon and other fish, seeking to validate their methodology and certify their product.

    Posted 15 May 2013 04:53 by Tom Ashton
  • New brochures
    Download the new Xelect brochures in PDF form.
    Posted 16 May 2013 07:26 by Tom Ashton
  • Salmobreed License high yield markers
    Salmobreed has licensed Xelect’s High Fillet Yield (HFY-1) markers for exclusive use in Europe. Fish selected using HFY-1 have up to 6% more recoverable flesh than unselected fish worth ~£600 per tonne at current market prices.     
    Posted 8 Feb 2013 07:58 by Tom Ashton
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 See our latest media coverage!


Triploidy testing
Texture Analysis

Texture Analysis