![]() NPS The National Park of American Samoa and the National Marine Sanctuary of American Samoa divers assisted Nautilus researcher Dr. Peter Ward from the University of Washington in a release exercise within the national park, out from the village of Amalau. Researchers are investigating population density andspecies composition surrounding the waters of Tutuila Island.
![]() NPS ![]() It swims by drawing water into and out of its living chamber propels water like a jet propulsion. They do not have a good vision as their eye structure lacks a solid lens. They only have a simple pinhole eye open to its living environment. |
Last updated: February 28, 2015