2019 eBird Taxonomy Update

see ebird.org/news/2019-ebird-taxonomy-update

Southern Boobook Ninox boobook and Morepork Ninox novaeseelandiae are separated at the species level (formerly known as Southern Boobook Ninox boobook). Southern Boobook is widespread in Australia, New Guinea, Timor, and Indonesia, while Morepork is restricted to Tasmania, New Zealand, and Norfolk Island (a Lord Howe Island subspecies is extinct). We expect more . . . → Read More: 2019 eBird Taxonomy Update

Is the solution to spherical aberration in optical equipment on the way?

It would be nice if it reduced the cost and weight of quality optics

see www.gizmodo.com.au/2019/08/a-mexican-physicist-solved-a-2000-year-old-problem-that-will-lead-to-cheaper-sharper-lenses/

[I would like to see the equation laid out on a single line [even if it were a metre long]

Regards, Laurie

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. . . → Read More: Is the solution to spherical aberration in optical equipment on the way?

advice re: Golden-shouldered Parrots

Hi All, I am headed to Iron Range in a couple of weeks. Can someone please assist regarding a reliable way of seeing Golden-shouldered Parrots? ie, advice for contacts/permissions for suitable locations Thanks Dave Dickson

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Kowa

Hi all I tried to organise some scope parts for Aidan Sudbury this week and was helped through a friend of a friend in the USA. Not Donald!

 

Steve Sosensky

Optics4Birding

www.Optics4Birding.com

. . . → Read More: Kowa

Power outage at Cornell affecting eBird

See https://emergency.cornell.edu/.. There would seem to be a fair chance this is why eBird servers are down at the moment (and have been for some hours). Martin Butterfield http://franmart.blogspot.com.au/

Fwd: Kowa scope problem Aiden Sudbury

Received from Alan McBride:

———- Forwarded message ——— Subject: Kowa scope problem Aiden Sudbury

Aiden or anyone who has his contact details. Please get in touch with me on amcbride01@gmail.com. I have a contact in US who is saving you an Kowa eyepiece for a day or so. Cheers Alan Alan McBride : +61 481 . . . → Read More: Fwd: Kowa scope problem Aiden Sudbury

Birding-Aus Digest, Vol 70, Issue 6

I do not know but I doubt it. My point was more that they are ubiquitous.

Sent from my iPhone

> On 8 Aug 2019, at 2:00 am, birding-aus-request@birding-aus.org wrote: > > Send Birding-Aus mailing list submissions to > birding-aus@birding-aus.org > > To subscribe or unsubscribe via the World Wide Web, visit > birding-aus.org/mailman/listinfo/birding-aus_birding-aus.org . . . → Read More: Birding-Aus Digest, Vol 70, Issue 6

Birding-Aus Digest, Vol 70, Issue 4

The same pair? David Robertson Adelaide

On Mon, Aug 5th, 2019 at 1:30 AM, birding-aus-request@birding-aus.org wrote:

> Send Birding-Aus mailing list submissions to > birding-aus@birding-aus.org > > To subscribe or unsubscribe via the World Wide Web, visit > birding-aus.org/mailman/listinfo/birding-aus_birding-aus.org > or, via email, send a message with subject or body ‘help’ to > birding-aus-request@birding-aus.org > . . . → Read More: Birding-Aus Digest, Vol 70, Issue 4

A problem with Kowa telescopes

I purchased a Kowa 883 Spotting scope last year. It is excellent optically, but does have a problem which I think is worth alerting birders to. Both rubber lens caps fall off very easily and I noticed most times, but, eventually, I lost the one on the eye-piece. More seriously, . . . → Read More: A problem with Kowa telescopes

Horsefield Bronze Cuckoo Wilmington SA

Calling incessantly as they do from a dead tree. I remember the great Graham Pizzey saying once that having a dead branch on top of a tree is a good spot to see and attract birds of prey. Well, it was great for the Horsefields. first one for our garden here at Wilmington. The . . . → Read More: Horsefield Bronze Cuckoo Wilmington SA