now being run for a shorter time series, to ensure all years in
the time series have sufficient data to model trends. For example, North
American trends will now start in 2012 rather than 2007.</li>
<li>CHANGED: Seasonal dates for Trends are now identical to Status
seasonal dates.</li>
<li>CHANGED: For species with trends estimated for a season crossing the
year end (e.g. December to January), the time series will be shifted
back by one year to ensure the same number of years for the trend for
all species 