The advisory council for the Lake Ontario National Marine Sanctuary, which will help guide development of the new sanctuary ...

A new report finds unsafe bacteria levels at many Great Lakes beaches, including Ontario Beach in Rochester. Climate change ...

Starting next week, you can dive on a Lake Ontario shipwreck without leaving the comfort of your couch. From May 18 through May 28, anyone with an internet connection can tag along virtually as a ...

Lake Ontario boasts more than 50 lighthouses on the Canadian and U.S. shores, many along the St. Lawrence River to the northeast, Great Lakes Proud says. How many shipwrecks are there in Lake Ontario?

Seatemperature.org says the average temperature of Lake Ontario is 41.9 degrees Fahrenheit in May. It rises in June to 58.8, and 70.5 in July, before topping out at nearly 73 degrees in August.