American Samoa is located at the boundary of four lower bathyal biogeographical provinces.
Biogeographical Provinces
Modified Figure 19 from: Watling et al. (2013), A proposed biogeography of the deep ocean floor, Progress Oceanography 111: 91–112. Download larger version (jpg, 4.3 MB).

American Samoa is located at the boundary of four lower bathyal biogeographical provinces.

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