I forget who saw the gull in Pasco, but I've now got some good
images of both Black-tailed and Band-tailed Gulls at my
Gull Photos Archive website at
http://www.agecon.ucdavis.edu/homepages/hampton/gulls.htm

More links welcome!

Steve Hampton

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
hampton at primal.ucdavis.edu
Dept. of Ag. and Resource Economics
UC Davis, Davis, CA 95616 USA