Millions of fish eggs from the Caribbean get stuck in the gulf stream every year and drift thousands of miles north where they hatch.  Unfortunately, when winter comes, the baby fish will die. In this video, Jonathan joins the New England Aquarium Dive Club on a tropical fish rescue in Rhode Island where they catch some of these fish in the fall before water temperatures plummet.  The accompanying lesson discusses the cause of currents and how they impact weather and life in the oceans