Queensland tests acoustic alarms to ward off whales from shark nets
What happened
Authorities hope that changing the frequency of acoustic alarms will be more effective at scaring off migratory mammals.
Summary assembled by rule from the sources below
Why it's spreading
Timeline
- First appeared on ABC News (Australia)ABC News (Australia)
- Discussion started on Hacker NewsHacker News
Sources
News
- High-frequency 'pingers' trial to keep whales out of shark netsABC News (Australia)