From the depths of the Great Lakes to the running waters of tributary rivers, lake sturgeon in Wisconsin are an impressive sight with a compelling backstory.They can live up to 150 years, grow to more than 6 feet and weigh hundreds of pounds.They are gentle giants who have been on the planet since the time of the dinosaurs. Sea Grant recently gathered educational material for lake sturgeon learn-at-home activities, including a new video. An accompanying worksheet is also new and is available in both English and Spanish.