Aquaculture Biomass Monitor The Aquaculture Biomass Monitor (AMB) is our new sonar system who automatically estimate fish size, size distribution and monitor fish behavior in net pens. The ABM is designed for making the fish farmer able to maximize the MTB and profitability. Gallery Product sheet Product Sheet Aquaculture Biomass Monitor.pdf Contact Optimar AS Telephone +47 70 10 80 00 Email info@optimar.no