The scientists and staff of UMD's Large Lakes Observatory (LLO) invite the community to board and tour the Blue Heron research vessel on Friday, June 30, in the Twin Ports Harbor near the Great Lakes Aquarium at 353 Harbor Drive.

The LLO Science on Deck event is free and will take place from 11 a.m. to 3 p.m. The public will have the opportunity to hear a presentation at 1:30 p.m. and can interact with graduate students working on freshwater research.