Food Web Polar Bear Food Chain

Since polar bears are a keystone species they keep the ecosystem in balance.

Food web polar bear food chain. Polar bear food web polar bears polar bears are at the top of the food chain and have an important role in the overall health of the marine environment. Polar bear s role in the food chain. Polar bears eat seals small whales fish walruses sea birds and their eggs. However polar bears are not too fussy when it comes to eating and will take advantage of other available prey when presented with the opportunity.

The reason why polar bears are important to the ecosystem is because polar bears keep the balance of seals and other prey by from over populating. They mainly eat seals but sometimes whales and baby walruses. The polar bears most common prey. This means that the polar bear has no predators but only has prey.

Seals in general have thick layers of fat that are rich in the calories polar bears need to keep themselves warm. Its most common prey is the ringed seal and the bearded seal. The polar bear is at the top of the arctic food chain. And tertiary consumers top of the food chain in the arctic ecosystem.

Ice algae are the basis of the food chain said lars chresten lund hansen a sea ice ecologist at denmark s aarhus university. Polar bears are at the top of the food chain. Polar bears are the keystone species tertiary consumers that help keep the food web in balance.