donald.lockwood at commerce.ubc.ca writes:
>Question: Has anyone else noticed a decline in the number of Great
>Blue Herons?
<snip>
> Five years ago, same house
>same chore, I counted up to 79 GBH's on the beach. This year, same
>tidal conditions etc., the maximum I can see is 17. I really hope
>that this is a local event. Could it be related to the increased
>development along the beach? There are about 40% more houses. And one
>of the great problems for the GBH's is dogs.
<snip>

I understand that increasing Bald Eagle predation on heron rookeries has
had a significant effect. Can anyone confirm that?
----Herb Curl
>