I just received the following note from Matthew McKown,
who is the "feedback" guy for the backyard count. I asked
how they edit the results.

"McKOWN, Matthew" wrote:
>
> Hi Mike,
>
> Once the data has been submitted we will be editing out some of the more
> egregious mistakes. Someone else reported those Wrentits to us earlier.
> We'll go in and delete them once the count is over. We would love to hear
> from people about obvious errors. Last year, we had a number of people
> volunteer to help us look at the data, and we cleaned it up considerably.
> GBBC data will never be as "clean" as CBC data, but we are very interested
> in making it as accurate as possible. Please pass the word on. If you know
> anyone who might want to volunteer to help us mop-up, let us know.
>
> Cheers,
>
> Matthew
> Audubon

--
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