21. A true ocean basin developed to the west, breaking all the earlier formations along a steep front. 22. This leads to slow equatorward flow throughout most of a subtropical ocean basin ( the Sverdrup balance ). 23. This forms part of the much larger Ring of Fire, which surrounds most of the Pacific Ocean basin . 24. Moreno proved that many Patagonian lakes draining to the Pacific Ocean were part of the Atlantic Ocean basin . 25. So the ocean basins are affected in the same way as the barge particularly in an east-west direction. 26. The resulting elevated levels of carbon burial would account for the black shale deposition in the ocean basins . 27. The new data that had been collected on the ocean basins also showed particular characteristics regarding the bathymetry. 28. They interpreted the lithic composition of the Havallah to be the sedimentary floor of an extensive ocean basin . 29. With Ewing he established that the sea floor is not a former sunken continent but an original ocean basin . 30. They are largest on average in the northwest Pacific Ocean basin and smallest in the northeastern Pacific Ocean basin .
