Analysis of permanent magnets as elasmobranch bycatch reduction devices in hook-and-line longline trials

Location
South Carolina, United States
Article
Analysis of permanent magnets as elasmobranch bycatch reduction devices in hook-and-line longline trials
Target catch
None reported
Study Type
Field study in the wild
Effect on target catch
No impact on teleosts
Effect on bycatch species
Barium-ferrite magnets significantly reduced catches of blacktip sharks and southern stingrays.
Bycatch species
Elasmobranchs
Sharks
Carcharhinus limbatus (Blacktip shark)
Carcharhinus plumbeus (Sandbar shark)
Mustelus canis (Smooth dogfish)
Rhizoprionodon terraenovae (Atlantic sharpnose shark)
Squalus acanthias (Spiny dogfish)
Skates/Rays
Hypanus americanus (Southern stingray)
Rostroraja eglanteria (Clearnose skate)
Fishing Gear
Hooks and Lines
Reduction technique
Electromagnetic deterrents