The body of water that separates **Canada** from **Greenland** is called **Baffin Bay**. This bay is located between *Baffin Island* in Canada and the *Greenland* coast, and is an essential area for marine navigation and wildlife. The bay is known for its frigid waters and ice formations, serving as a migration route for various marine animals. In addition, Baffin Bay is significant for its climatic implications, as changes in its environment can impact broader climate patterns in the Arctic region.