Differences Between Blood and Lymph: Following are the points of differences between Blood and Lymph. Blood Lymph It is a red coloured fluid. It is a colourless fluid. Blood is opaque. It is almost transparent. Water content is nearly 55%. Water content is nearly 94%. Blood is quite viscous. Viscosity is about 4.7. It is less viscous. Viscosity is less than 2.0. It consists of plasma, blood corpuscles, inorganic and organic substances. It consists of plasma, lymphocytes and no erythrocytes and platelets. Part of the closed circulatory system. Part of the open circulatory system. It is rich in proteins, calcium … Continue reading State the differences between Blood and Lymph