ZLY 202 LECTURE NOTES ON CHONDRICHTHYES (CARTILAGENOUS FISH) AND OSTEICHTHYES (BONY FISH)

•              General Introduction

•              Five key characteristics of Fishes

•              Introduction to Class Chondrichthyes

•              Diagnostic Features of Class Chondrichthyes

•              External Morphology of Spiny Dogfish Shark

•              Habit and Habitat of Spiny Dogfish Shark

•              Sense Organs of Spiny Dogfish Shark

•              Feeding, Alimentary System and Digestion

•              Excretion in Spiny Dogfish Shark

•              Respiration and Gas Exchange in Spiny Dogfish Shark

•              Blood Circulation

•              Reproduction in Spiny Dogfish Shark

•              Class Osteichthyes (Bony Fishes)

•              Introduction and Diagnostic Features of Class Osteichthyes

BIOLOGY OF NILE TILAPIA A REPRESENTATIVE MEMBER OF CLASS:  OSTEICHTHYES

•              Introduction to Oreochromis Niloticus (Nile Tilapia)

•              External Morphology of Nile Tilapia

•              Habits and Habitat

•              Movement and Locomotion

•              Alimentary System and Digestion

•              Blood Circulation and Respiration

•              Excretion

•              Sensitivity

•              Reproduction

•              Differences between Chondrichthyes and Osteichthyes

•              Adaptative Features of Fishes to Aquatic Life