Student Project Figures Figure 8 In the context of epibiosis, the number of crustaceans present in immediate proximity of T. haynesi snails was counted. 15 snails were collected from the aquarium in separate containers. The presence of crustaceans on their shells was assessed under a dissecting microscope. Crustaceans were present in 5 out 15 times so 33,33% of the time.  Figure 7 Figure 8 Figure 9