Date: 10/30/20 11:15 am
From: Tim Rodenkirk <timrodenkirk...>
Subject: [obol] Re: A few more eBird comments
I see you were talking about Doug’s CBC.


On Fri, Oct 30, 2020 at 9:24 AM Tim Rodenkirk <timrodenkirk...>

> Wow- you think CBC data is just a black hole? Interesting...
> Tim Rodenkirk
> Coos Bay
> On Fri, Oct 30, 2020 at 4:52 AM larspernorgren <larspernorgren...>
> wrote:
>> The Tangent CBC is an OSU thing, typically the very first day of count
>> period as students are dispersing rapidly after finals week. Doug Robinson
>> is Professor of Watchable Wildlife in the Dept of Fisheries and Wildlife. A
>> combination of faculty, graduates and undergraduates , typically 15 people
>> total, cover"the Poachers' Paradise". The year l participated it recorded
>> 121 species while Corvallis, a circle that comes w/in 100m of Tanget
>> circle, the next day recorded 119 with over 30 observers. Tangent is a
>> professional count. You've never heard of it because it overlaps the Airlie
>> circle at Talking Waters Gardens in Albany and Joe Geier.....
>> The whole thing is eBirded so the data is not going into a black
>> hole. One of Doug's doctoral students now
>> Works for eBird at Cornell. Tyler Hallman did a doctoral on eBird data.
>> He analyzed all reports from Benton and Polk Counties. 90 % of it is
>> worthless as data. I operate under Tyler's spec's not Cornell's. That's
>> where l come up with the 15 minute / new location--new list protocol. If
>> l'm going to the trouble of making an eBird list l want it to be useful to
>> some nerd in Tasmania 50 years from now: Minimum 3 minutes, maximum 15.
>> Count all species( none of this"x" horseshit) and NEVER use hotspots.
>> Always base the list on its real gps coordinates.
>> 95% of my birding is not on eBird and l never write lists on paper
>> anymore. There is no demand that one use eBird in exactly such and such a
>> way. But l think it's sad, outright tragic even, that most peoples' life
>> field notes end up in a shoe box in a used book store, or more likely the
>> recycling bin or a trash fire. They do, don't they? Maybe 95% of the time?
>> You have made copious coverage of a biologically fascinating part
>> of the world that is sufficiently remote from the metropole that it
>> inevitable received short shrift before. I have no desire to spoil your
>> fun, just solidify and magnify your contribution to posterity.
>> There is a fabulous kack on the sunny southern slopes of the
>> Yaquina Bluffs. It starts at the base of the Yaquina North Jetty and winds
>> east continuously to Embarcadero. Maybe three km long, reminiscent of the
>> spot in North Bend where you have found Nadhville and Black-throated Gray
>> in past winters. I'd love it if you wanted to count it this Dec 27. Last
>> year's Orchard Oriole and Prairie Warbler were associated with this complex
>> in October.
>> Sent from my Verizon, Samsung Galaxy smartphone

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