Fig. 1. Flow chart of photon motion simulated by Monte Carlo method

Fig. 2. (a) Influence of real part of the complex refractive index of particles on the optical coefficient; (b) influence of imaginary part of complex refractive index of particles on optical coefficient; (c) influence of incident light wavelength on optical coefficient; (d) influence of complex refractive index and incident wavelength on albedo

Fig. 3. (a) Influence of particle size on received normalized power; (b) influence of particle size on the average scattering times of the received photons

Fig. 4. (a) Influence of different particle radii on underwater laser transmission distance; (b) influence of particle radius within 4 μm on underwater laser transmission distance

Fig. 5. (a) Channel delay and received light intensity of particles with radius of 20 μm; (b) channel delay and received light intensity of particles with radius of 5 μm