Passive acoustic deterrents

Objects such as rubber tubes, thick polyester rope, and chains attached to fishing nets to alert a marine cetacean to their presence using echolocation.

Acoustic methods of reducing or eliminating marine mammal-fishery interactions: do they work?

Study Type: 

summary

Target catch: 

N/A

Effect on bycatch species: 

Net alarms do not appear ver effective in reducing small cetacean entanglements in gillnets

Effect on target catch: 

N/A

Article: 

Bycatch species: 

Reduction technique: 

Fishing Gear: