Ferrite magnets do not deter blue sharks (Prionace glauca) from bait strikes in behavioral trials

Authors
Lucas, S., Araujo, G., Bown, R.M.K., Johns, M., Matthews, S., Nicol, E., Parton, K.J., Rees, R., Scotts, G., Walker, V., Williams E., and P. Berggren
Year
Journal/Publisher Name
Fisheries Research
Volume (Issue #)
291 (107561)
Contact information
S. Lucas: s.a.lucas2@newcastle.ac.uk, s.lucas@sussex-ifca.gov.uk, G. Araujo: gonzo@mareco.org.uk, P. Berggren: per.berggren@ncl.ac.uk
Summary

Use of ferrite magnets did not act as a deterrent for blue shark (Prionace glauca) bait strikes. Time to strike, number of prior interactions, number of sharks present, and number of people in the water also did not influence bait strikes. 

Link
https://www.sciencedirect.com/science/article/pii/S016578362500298X

Field Studies

Ferrite magnets do not deter blue sharks (Prionace glauca) from bait strikes in behavioral trials

Study Type
Field study in the wild
Location
English Channel
Target catch
None. Trials were conducted with a tourism operator.
Effect on bycatch species
Bait strike choices were not affected by prior interactions or other variables, such as number of sharks in the water.
Effect on target catch
N/A
Reduction technique
Electromagnetic deterrents
Fishing Gear
Hooks-and-Lines