BIOGEOGRAPHIC DISTRIBUTION
Hydatina physis is found circum-globally in shallow tropical waters of the Atlantic and Indo-Pacific Oceans (Rudman 1972). H. physis is widely distributed and have sporadically explosive populations (Beeman 1977).
Figure 22. Computer generated map of the global distribution of Hydatina physis. Refer to legend for map in Figure 23. (Image: Encyclopedia of Life)
Figure 23. Relative probabilities of occurrence of H. physis reflected in Figure 22. (Image: Encyclopedia of Life)