Winter’s Hidden Wonders: Life Above and Below the Ice
As winter settles across our lake, it is transformed into a frozen landscape of beauty and quiet mystery. At first glance, these icy expanses seem still and lifeless, but both above and below the surface, nature is active in remarkable ways.
Above the Ice: A Stage for Winter Wildlife
Check the safety before venturing onto the frozen water surface: https://www.wildlife.nh.gov/get-outside/stay-safe-ice. Venturing out to skate, ice fish, and snowshoe can lead one to the company of wildlife. Tracks of red foxes, coyotes, and bobcats often trace winding paths across the snow as these mammals search for food or mates. Crows and ravens can be spotted scavenging for scraps left behind by anglers or seeking other edible treasures.
Birdlife endures the winter chill. Hardy species like black-capped chickadees, blue jays, and woodpeckers remain active along the shore, flitting between frosted branches. Occasionally, wild turkeys make their way onto the ice, scratching for seeds or insects at the edge. Overhead, bald eagles and red-tailed hawks patrol the frozen lakes, scanning for small mammals brave enough to cross the exposed ice.
The Symphony of Forming Ice
One of the most enchanting aspects of January on the lakes is the soundscape created by the ice as it forms and shifts. As temperatures drop, the freezing water expands and contracts, building stress within the growing ice sheet. This results in cracks that can travel great distances in an instant, producing eerie pinging, popping, and booming noises that echo across the landscape. This natural symphony signals the lake’s constant transformation, even in the depths of winter.
Below the Ice: A World in Slow Motion
Beneath the ice, life continues at a gentler pace. The thick layer of ice and snow insulates the water, keeping it just above freezing even as outside temperatures plummet. Fish such as yellow perch, largemouth bass, and chain pickerel survive the winter by slowing down, feeding only occasionally on aquatic insects or smaller fish.
Most aquatic plants go dormant in winter, their stems and leaves having died back in autumn. However, some algae and microscopic plankton persist, forming the base of the under-ice food web. These tiny organisms, though often invisible, are vital, providing sustenance for small invertebrates and juvenile fish.
As winter progresses, oxygen levels can drop, especially in smaller ponds where thick ice and snow block sunlight, limiting photosynthesis. This can make survival difficult for some species and, in severe cases, lead to “winterkill,” a natural part of the seasonal cycle when fish and other aquatic life perish due to low oxygen.
A Season of Resilience
January on frozen lake is a season of resilience. While the landscape may appear dormant, life persists above and below the ice, continually adapting to winter’s challenges. For those who pause to observe and listen, these lakes reveal that even in the coldest, quietest month, nature’s story continues to unfold, accompanied by the mysterious music of the ice.