Chart - in 2004 there are 2 dates, as Mr and Mrs Duck were not the first to arrive Maximum number seen at once in each week 2001-2007 Number of visits per day 14 day averages for 2001-2004 2001 2002 2003 2004 Animated charts showing the total number of visits over 2- or 3-week periods, sorted by hour of arrival. The vertical axis shows the total number of visits, and the horizontal axis shows the hours of arrival 2002 2003 Duck visiting times These charts show all visits observed during each summer, but do not indicate how many birds were present at any one time 2001 - arrival times 2002 - arrival times 2003 - arrival times 2004 - durations (black) with sunrise and sunset (red) |