Field Study 561

Location
Baltic
Article
Target catch
None reported
Study Type
Field study in the wild
Effect on target catch
None reported
Effect on bycatch species
Pingers significantly reduced echolocation encounter rates by 50-100% at 500m; sighting reduced up to 375m. Porpoise return time was 6 hrs when pingers were silent after being active for 24 hrs 50 min
Fishing Gear
Reduction technique