Marking the otoliths of hatchling cod: A method comparison
Neele Schmidt, Karin E. Limburg, Karin Hüssy, Yvette Heimbrand
The Eastern Baltic cod (Gadus morhua) stock has declined severely due to decades of overfishing, habitat degradation, and eutrophication. Restocking has been proposed as one potential measure to support recovery, but effective evaluation of such efforts requires reliable larval marking techniques. This …