Figure 3: The Ballast-Check 2’s Activity parameter correlated with Walz Water PAM fluorometer’s Yield estimate. Samples with abundances < 5 cells/ml have been omitted from the data set in this figure.

Retlif Testing Laboratories is part of a partnership to evaluate and test technologies designed to treat ballast water on board ships against non-native aquatic species in American coastal waters, ...

The 1,000-foot Great Lakes freighter Indiana Harbor is somewhere on Lake Michigan today, maybe heading back to the Twin Ports to pick up a load of coal or taconite. Deep within the boat, a system is ...

The UL Listed REDiTEST B30ST self-testing fluorescent emergency ballast combines high-lumen emergency lighting with self-testing/self-diagnostic operation. The ...

The Maritime Environmental Resource Center, headquartered at the Chesapeake Biological Laboratory in Solomons, announced this week that it received approval from the U.S. Coast Guard as the first ...

HOUGHTON, Mich. (AP) - Technicians have used a vessel that hauls passengers to Isle Royale National Park for testing a refined treatment method to rid ships’ ballast water of invasive species. Isle ...