Question

how does the layer of ice protect the aquatic life in the pond ? name one example where the above phenomenon may be harmful​

Answer 1

When lakes and ponds freeze, the ice on the surface forms pockets of air and helps insulate the water so it doesn't freeze solid. ... Ice helps protect most aquatic plants and animals throughout the winter months. As ice melts in spring, it absorbs heat from the environment to slowly change its state back to liquid. Most fish slow down and "rest" near the bottom during cold winter months. White Shoal Lighthouse in northern Lake Michigan. Have you ever wondered how fish survive in cold winter weather, or where they go when lakes and ponds freeze over? Like many people, fish tend to be less active in the cold.

its the answer...