Dummy Acoustic Fish Tag, 1975-77.
Dummy acoustic fish tag (attached to 1977-30 Pt2), 1975-77.
Acoustic tags allow fish to be identified and tracked for relatively long periods, to show how they respond to environmental phenomena such as tides. Tags comprise a receiver and transmitter which returns the sonar signal to the tracking ship. The tag is attached to the fish by a thread and a conventional tag.
- Object Number:
tag: x 52 mm x , 20 mm,
label: 3 mm x x , 16 mm,
- information forms
- labels (identifying artifacts)
- Ministry of Agriculture, Fisheries and Food