Coral Reefs and Atolls: Being a Course of Lectures Delivered at the Lowell Institute at Boston February 1930 |
Common terms and phrases
50 fathoms action Agassiz animals appear atolls banks Barrier Reef base beach become bottom branching builders building cells central channels charted colony colour consists continental continuous coral reefs covered currents deep deposits depth described east edge elevated encircling reefs existence extending fathoms feet Fiji fish flat floor formation give growing growth importance Indian Ocean islands islets known lagoon land latter less lies lime limestone living loose Maldives marked masses material miles mouth nullipores organisms original Pacific perhaps period plants Plate plateaus Pleistocene polyps present probably produced protected region relatively rock round sand seaward seen shallow shape shells shoals shore showing sides similar skeleton slope soundings species structures suggested surface surface reefs surrounded theory thickness tide true usually varying volcanic volcanic islands waves whole wind