Western Fisheries Science News, December 2017 | Issue 5.12
![Photo (left) showing ballast water being discharged from a cargo ship](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/WFRC%20Issue5.12December2017.jpg?itok=zBD71xBc)
Detailed Description
Photo (left) showing ballast water being discharged from a cargo ship. Large photo on the right demonstrates the operation of the patented nozzle mixing method deployed in an empty ballast tank and the smaller photo shows an experimental way to introduce a biocide into the tank.
Sources/Usage
Public Domain.