eat other fish, eggs, insects, fruits, seeds, aquatic plants or plankton.
Fish and shellfish concentrate mercury in their bodies, often in the form of
methylmercury, ... Species of fish that are long-lived and high on the food chain,
such as marlin, tuna, shark, swordfish...
Image: Marine food chain. It's a Fish-Eat-Fish World. Some 300,000 marine
species are known to science—about 15 percent of all the species identified on
Fish are also important in the balance of nature. They eat plants and animals and
, in turn, become food for plants and animals. This is called the food chain.
If students understand the relationships in a simple food chain, they will better ...
Herbivores, such as ducks, small fish and many species of zooplankton (animal ...
4. Nutrition – being able to get energy out of food ... animals. Sharks eat fish so
they are predators. ... A food chain can be used to show what eats what. The otter
This animal plankton is food for small fish, such as lesser sandeel. Larger
predator fish (cod) eat the smaller fish. At the top of the food chain in sea are the ...
The heron and the fish are links in the food chain. Photograph by Ernie Aranyosi,
MyShot. Links in the Chain Organisms consume nutrients from a variety of ...
Play National Wildlife Federation's most popular kids online game, Fish Food.
See some examples of the food chain on land and in the water. ... Crayfish -
catfish - humans; Insect - fish - humans; Mayflies - trout - humans; Phytoplankton