As cold weather becomes more common and intense, the temperature of lakes, ponds and marshes drop significantly, with ice soon appearing over the surface of our smaller and more shallow waterways. As these aquatic settings continue to relinquish heat to the atmosphere, most of their resident, cold-blooded creatures are forced by the low temperatures to become extremely lethargic or lapse into a dormant state until spring.
There are, however, a few forms of life that remain active throughout the winter, as these entities are well adapted for an existence in frigid waters. Among the animals that thrive in northern lakes, even during winter, is the lake trout, a sizeable predator that resides only in our largest and deepest lakes; and it is during mid to late autumn when this prized game fish migrates to certain gravel bottom locations in order to spawn. » Continue Reading.