Đồng hồ đo độ cứng vỏ cua hoàng đế PTC Dungeness Crab Shell Durometer 307LCRBIV
Developed with the Alaska Dept. of Fish and Game, this durometer accurately measures the indentation hardness of the Dungeness crab shell. This durometer can be used to determine if a population of crabs has matured enough such that the soft-shelled population is small enough to warrant a fishery.
- Used by Fish and Game to Enforce Fishing Regulations.
- Used by Marine Biologists for Crab Fisheries research.
- Accurately measures shell hardness
- Magnetic Max Hand
- NIST Traceable Certification Available