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

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