Female salmonid fish such as Atlantic salmon (Salmo salar), rainbow trout (Oncorhynchus mykiss), brown trout (Salmo trutta) and Arctic charr (Salvelinus alpinus).
Femmine di salmonidi quali il salmone atlantico (Salmo salar), la trota arcobaleno (Oncorhynchus mykiss), la trota bruna (Salmo trutta) e il salmerino alpino (Salvelinus alpinus).