Enough sites and enough latitudes have reported Rufous
Hummingbirds to allow for some preliminary trend analysis.
Graphs and maps of the analysis can be found at:

http://home.pacifier.com/~neawanna/humm/ruhu2001_mr.html

--
Mike Patterson Alas, to wear the mantle of Galileo,
Astoria, OR it is not enough to be persecuted
celata at pacifier.com by an unkind establishment,
you must also be right.
---Robert Park
http://www.pacifier.com/~mpatters/bird/bird.html