Patent ID: 9651565
Date: 2017-05-16
CPC Classifications: G01N

Claim:
1. A method for processing fish populations, which method comprises collecting blood from fish; optionally separating serum or plasma from such blood; measuring the concentration in such serum, plasma or blood of one or more peptide hormones of the transforming growth factor-beta superfamily (TGF-β superfamily) wherein the peptide hormone comprises Anti-Müllerian hormone (AMH), glial cell-derived neurotrophic factor (GDNF), Inhibin A (INHA), Inhibin B (INHB), Inhibin beta A (INHBA), Inhibin beta B (INHBB), Inhibin beta C (INHBC), Inhibin beta E (INHBE), transforming growth factor beta 1 (TGF-β1), or a combination thereof; making a determination of a fish sexual characteristic based on such peptide hormone concentration; and marking, storing, retrieving, culling, raising to maturity or otherwise classifying or processing selected fish based on such determination.