Subject: Re: Rufous Hmbd shortage (?)
Date: Jun 3 01:05:02 1998
From: Alan Richards & Ann Musche' - mrm at WILLAPABAY.ORG


>Return-Path: <bhansen at teleport.com>
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>Date: Tue, 02 Jun 1998 06:30:23 -0700
>To: mrm at WILLAPABAY.ORG (Alan Richards & Ann Musche')
>From: bhansen at teleport.com (Bob Hansen)
>Subject: Re: Rufous Hmbd shortage (?)
>
>Here are my numbers from the last (only) 2 Spring Klickitat County North
>American Migration Counts (NAMC)
>
> 97 98
>Rufous Hummingbirds 2 sectors 7 birds total 3 sectors 14 birds total
>
>Swallows
>Tree 2 110 2 137
>Violet Green 4(all) 240 6 (all) 377
>N.Rough-winged 2 12 3 58
>Cliff 4 255 6 345
>Barn 3 39 5 57
>
>In 1997 we had 4 sectors and in 1998 6 sectors, although the sectors were
>the same for the Rufous Hummingbird in terms of where seen and by whom. The
>key is in how various sectors did from one year to the next, and the swallow
>numbers are generally equal or greater where we had the same sector
>observers. They are also up otherwise. It will be good when I get a web page
>to post all of this information for Klickitat County NAMC's and CBC's so
>individuals can see the raw data by sector and observers and do their own
>analysis and interpretation. It certainly shows the benefit of these sorts
>of annual, consistent census.
>
>>05/30/98
>>
>>Here in Pacific co., WA, we have noticed that we have many fewer than usual
>>Rufous Hummingbirds at our feeders this year. Several friends in our
>>immediate area have also noted the same. For example people who usually
>>have 20 in previous years now have 2 this yr. We usually have 5 to 10, this
>>year 3 is our high number. We are wondering -- have others noted a similar
>>shortage, or is this perhaps just a local phenom?
>>
>>We have also noted many fewer swallows (VG, Tree, Barn, RW) than usual,
>>altho this is an extension of gradual reductions over the last ten years.
>>
>>Please answer to entire list, as we would like to solicit a diverse
>>viewpoint on this subject.
>>
>>Thanks for any info on this.
>>
>>Alan & Ann
>>mrm at WILLAPABAY.ORG (Alan Richards & Ann Musche')
>>
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>>
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