<p><strong>SF Fig. 2.10.</strong> This topographical map of the Bering Strait shows it is very shallow compared to the Pacific ocean basin. The shallow shelf of the strait prevents cool dense seawater from sinking into the Pacific ocean basin.</p>

SF Fig. 2.10. This topographical map of the Bering Strait shows it is very shallow compared to the Pacific ocean basin. The shallow shelf of the strait prevents cool dense seawater from sinking into the Pacific ocean basin.