Subject: PMIV questions and results

May 28, 1997 · 8. It is believed that it was once part of an ocean bay and that it was closed off to the ocean due to a volcanic. eruption. The slow conversion of the lake from saltwater to freshwater allowed its aquatic life to adapt making it the. only freshwater body of water in the world to host oceanic life such as sharks and swordfish. FTP, name this ... ................
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