New Technology Allows Fleets to Double Fishing Capacity (image) University of British Columbia Share Print E-Mail Caption The introduction of mechanisms such as GPS, fishfinders, echo-sounders or acoustic cameras, has led to an average 2% yearly increase in boats' capacity to capture fish. Credit The University of British Columbia | Sea Around Us. Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.