The life of a Perch
Perch dissection Michelle Tamez 4/4/14 Vu-Pre-Ap-1
Perch
A perch is an animal that you can find in almost any place with clear water, moderate vegetation,and lots of sand, mud, or gravel. You will be able to find a perch in a pond, lake, or streamand along the Atlantic coast.The predators that a perch face are fishes that are larger than them for example, the largemouth bass, black crappie, channel catfish and others. Perch also face my getting eaten by a large bird like a herons, hawk, or an eagle. The scientific name for a perch is Perca. A perch food supply is filled with copepods, waterfleas, and other small crustaceans. Perch have learned to adapt by having fins to help them move easier 2 parts to their heart.
Evolutionary relationship of a Perch
Perch facts:
Food
Many people go fishing to catch perch and eat them. People say that a perch is very easy to catch and is very god to eat.
young
The process of how a perch comes to be is by having a female perch lay its eggs (up to 40,000 eggs). When the females have laid their eggs then several males will come and fertilize them. The egg strand will swell and can become up to 8 feet long.
Life cycle
A female perch lays her eggs and hatch in 8 weeks. Perch usually stay with they groups they hatch with
Circulatory System of a Perch
The circulatory system contains the heart that only has one atrium and ventricle. In the case of only one atrium and ventricle blood can only come in and out one way. Deoxygenated blood is pumped through the body, it is the oxygenated then sent back through the body. Perch have a low pressure system. Perch have a closed circulatory system. They have a heavy membrane separating the cavities.The circulatory system works with with all other system by giving them a continuous blood flow to keep on functioning.