Fig. 1. Experimental design of the Couette flow experimental device

Fig. 2. Bioluminescent aquatic organisms of pyrocystis noctiluca under the olympus microscope

Fig. 3. Experimental physical setup for the Couette experimental device

Fig. 4. Stimulation of the same bioluminescence

Fig. 5. Interpenetrating laminar spiral flow regimes generated with a Couette chamber

Fig. 6. Qualitative analysis diagram of luminescence characteristics of Pyrocystis noctiluca under mechanical stimulation at different rotating speeds

Fig. 7. Luminescence image of Pyrocystis noctiluca under mechanical stimulation at different rotating speeds

Fig. 8. Schematic diagram of optical wake simulator for underwater target model

Fig. 9. An image of light wake moving counterclockwise after image preprocessing