Remove any remaining ice and add some room temperature water. Students should be able to take accurate readings of the temperature of water. After a discussion of hibernation, students will predict what will happen to the operculum counts when the temperature of water is lowered. Throughout the investigation students will communicate, observe, measure, interpret, and record data correctly. Students will also write a brief description of what was observed during the investigation.
Many kinds of fish live all over the world.
They live in all climates on land and at all levels of the ocean. These fish develop bodies and ways of life that suit their particular region. People of all cultures use, observe, and enjoy many kinds of fish.