See video below for how to collect head wedges for Myxobolus cerebralis pepsin-trypsin digest testing.
Acceptable specimens
- For fingerlings and yearling fish (< 15 cm): Remove entire head (with opercles) from the body.
- Fish > 15 cm:
- Head wedge (see video showing how to collect a head wedge)
- Head core (see AFS-FHS Blue Book Section 2 “Sampling” resource for collection information)
Collection materials
- Serrated knife
- Whirl-Pak bags
Sample collection instructions
This picture shows the landmark for removing the entire head.
