Figure 7

The rigid robotic fish motioned in Table 4: (a) Robotuna made by MIT [193]; (b) VCUUV made by Draper Laboratory [194]; (c) PF-300 and (d) PF-700 are designed by NMRI (The Japanese National Maritime Research Institute); (e) SPC-II made by Beihang University [195]; (f) G9 made by Essex University [196]; (g) SPC-III made by Beihang University [197]; (h) AmphiBot III designed by IMT Atlantique [30]; (i) CAS robotic fish designed by Chinese Academy of Sciences [198]; (j) iSplash-II designed by Essex University [199]; (k) PKU robotic fish designed by Peking University [200]; (l) Tunabot designed by Harvard University [201]