Thank you Rob, I appreciate the response and further clarification. Always
nice to pull back the curtain a bit...
Again I want to thank all of you who volunteer your time to eBird and
elsewhere for this purpose. Certainly not an easy job, but an important one.
Good Birding
Chris
On Tue, Mar 12, 2013 at 3:12 PM, Robert Ostrowski <rjostrowski...>wrote:
> Hi Chris,
>
> I appreciate you following up on this issue, as I think we can all benefit
> from this conversation. As you might expect, it can be tough for reviewers
> to give input on identifications without appearing to overstep our duties.
> Yes, at the end of the day, the reviewers need to make judgments on whether
> or not the documentation provided is enough to confirm the report, but we
> want to stay away from telling people what to submit. Users can make their
> own identifications and submit their checklists accordingly.
>
> That being said, it's the consensus of the MD eBird team that none of the
> documentation collected thus far confirms the exact species of the swan at
> Cash Lake. That is to say, we can't confirm the swan as either a Tundra,
> Trumpeter or Trumpling (Trumpeter Swan x Tundra Swan hybrid). I think most
> of us believe a decent argument can be made for Trumpling Swan, but it's
> impossible to confirm that with only field observations. In summary, at
> this point, we can only confirm entries of "swan sp." or "Trumpeter/Tundra
> Swan." Note that neither of these entries excludes the possibility of a
> hybrid.
>
> If you haven't already, I recommend reading Mikey Lutmerding's post from
> 2/28. Perhaps further scrutiny of additional documentation (e.g. sound
> recording, feather analysis) will shed some light on this tough ID.
>
> Rob Ostrowski
> Silver Spring, MD
>
> On Tue, Mar 12, 2013 at 11:06 AM, Chris Tonra <cm.tonra...> wrote:
>
>> Hi Jim,
>>
>> I think what Tim and I are asking, from you or someone else, is what is
>> the official position of eBird reviewers/MD record keepers, hybrid or
>> otherwise? There is a lot of inconsistency, and right now in eBird it
>> appears that if you saw the bird before March 1, you saw a Trumpeter, but
>> after that, you saw something undefinable.
>>
>> I am no expert on hybrids, but I think a lot of us who use eBird try to
>> keep the data quality high, as it is a valuable citizen science tool. So we
>> would like to enter the bird consistent with what the official record is.
>> The purpose of having reviewers at all is to make judgments on issues
>> such as this.
>>
>> While, certainly, some birds will remain inscrutable, telling people to
>> enter essentially whatever they want is a bit frustrating.
>>
>> I very much appreciate all the time and effort that reviewers volunteer
>> to eBird and other official records. eBird is revolutionary, and a
>> fantastic resource, I think we are just looking for a bit more clarity on
>> this particular bird.
>>
>> Thanks
>>
>> Chris Tonra
>> Silver Spring
>>
>> On Monday, March 11, 2013 8:43:43 PM UTC-4, Jim Stasz wrote:
>> > I don't promote any option. Use the one that is appropriate for your
>> observations and analysis. Trumpeter, Tundra, Trumpeter/Tundra, Tundra x
>> Trumpeter, swan sp. Identify to the best of your own ability, not someone
>> else's.
>> >
>> > Jim
>> >
>> > Jim Stasz
>> > North Beach MD
>> > <Jlstasz...>
>> >
>> > Timothy Reichard <diracma...> wrote:
>> >
>> > >On Monday, March 11, 2013 12:44:46 PM UTC-4, Jim Stasz wrote:
>> > >> You can use the "Add Species" feature if You want to use "Trumpeter x
>> > >> Tundra Swan (hybrid)" or "swan sp. - Cygnus sp."
>> > >
>> > >eBird also has a "Trumpeter/Tundra Swan" option. This is less
>> specific than the hybrid designation but more specific than "swan sp."
>> Would the slash designation be more appropriate, or is the hybrid
>> hypothesis fairly certain?
>> > >
>> > >Tim Reichard
>> > >Central MD
>> > >
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