Contents

Introduction

1. Fish Blood Constituents

Blood

Plasma/Serum

Cells

Erythrocytes

Leucocytes

Granulocytes

Lymphocytes

Monocytes

Thrombocytes

2. Collection of Blood

Severing the Caudal Peduncle

Puncturing the Caudal Peduncle

A Cardiac Puncture

Puncturing the Dorsal Aorta

3. Haematological Techniques

Haematocrit

Haemoglobin Determination

Erythrocyte Count

Leucocyte Count

Differential Cell Count