One Gilled Critter of the Sea
by: Hannah Katz teacher: Ms. Vu
The Perch
Perch fish are freshwater species belonging to the family Percidae. There are many types of perchs such as: Anabas testudineus (Climbing perch), Perca fluviatilis (European perch)Perca schrenkii (Balkhash perch), Perca flavescens (Yellow perch), Macquaria ambigua (Golden perch), Bidyanus bidyanus (Silver perch), Leiopotherapon unicolor (Spangled perch), and Morone americana (White perch). They are found in ponds, lakes, and rivers since they are freshwater. They are either omnivorous or herbivorous. They feed mostly on planktonic crustaceans. Aquatic insect larvae, corals are also a part of their diet.
This picture shows all of the parts of a perch and has labeled them. The parts include:
-brain
-spinal cord
-fin
-swim bladder
-laderal line
-anus
-sex organ
-stomach
-intestine
-two-chambered heart
-gills
-operculum