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Showing results 1 to 25 of 1000
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Search: Posts Made By: Xenospiza
Forum: Trees, Flowers, Plants and Shrubs Yesterday, 10:56
Replies: 11
Views: 303
Posted By Xenospiza
There is a PhD thesis available from Imperial...

There is a PhD thesis available from Imperial College which notes that the first CABI trials had less impact than...
Forum: Trees, Flowers, Plants and Shrubs Saturday 24th October 2020, 21:02
Replies: 11
Views: 303
Posted By Xenospiza
The Dutch are actually following a ten-year-old...

The Dutch are actually following a ten-year-old British example.
"Aphalara itadori is a highly specific sap sucker and was released in England in 2010 as a biocontrol...
Forum: Trees, Flowers, Plants and Shrubs Saturday 24th October 2020, 19:12
Replies: 11
Views: 303
Posted By Xenospiza
There are also good examples, such as the weevils...

There are also good examples, such as the weevils released in the USA to fight purple loosestrife. There are no close relatives of Japanese knotweed which aren't invasives as well (e.g. Giant...
Forum: Butterflies and Moths Thursday 22nd October 2020, 16:41
Replies: 75
Views: 1,519
Posted By Xenospiza
Warm weather today: managed a Comma along with...

Warm weather today: managed a Comma along with the more usual Admiral and (many) Small Whites.
Forum: Information Wanted Monday 19th October 2020, 19:54
Replies: 3
Views: 202
Posted By Xenospiza
My advice in that other thread still...

My advice in that other thread still holds.
Further to my recommendations there, Halde Ellinghausen (north of the city) is a good spot for seeing migrating birds, although 7000 cranes already passed...
Forum: Butterflies and Moths Saturday 17th October 2020, 21:46
Replies: 75
Views: 1,519
Posted By Xenospiza
Only 11 C today, but I managed my loyal...

Only 11 C today, but I managed my loyal Queen-of-Spain Fritillary as well as a Small White and two Red Admirals.
Forum: Bird Identification Q&A Tuesday 13th October 2020, 18:35
Replies: 5
Views: 419
Posted By Xenospiza
It doesn't really sound buzzy enough for a "tree...

It doesn't really sound buzzy enough for a "tree pipit". Why not A. cervinus?

Unfortunately the sonogram looks too blurry for me to check for modulations.
Forum: Bird Taxonomy and Nomenclature Tuesday 13th October 2020, 13:28
Replies: 23
Views: 1,208
Posted By Xenospiza
I saw 31 in summer in Gunsan, South Korea (so not...

I saw 31 in summer in Gunsan, South Korea (so not on the island of Ganghwado!)
This used to be a good place for Spoon-billed Sandpiper, but that area was out of bounds for me anyway...
Forum: Bird Identification Q&A Tuesday 13th October 2020, 12:42
Replies: 14
Views: 443
Posted By Xenospiza
Nice bird. It looks like all its black and blue...

Nice bird.
It looks like all its black and blue have been replaced by white, almost the opposite of this one: https://waarneming.nl/photos/3962214/
Forum: Birds & Birding Tuesday 13th October 2020, 09:23
Replies: 46
Views: 1,276
Posted By Xenospiza
A good weekend for Swallow migration (> 100 each...

A good weekend for Swallow migration (> 100 each day), with four on Monday evening.
Forum: Butterflies and Moths Monday 12th October 2020, 10:45
Replies: 75
Views: 1,519
Posted By Xenospiza
Still one Queen-of-Spain Fritillary yesterday,...

Still one Queen-of-Spain Fritillary yesterday, now kind enough to pose for a picture: https://observation.org/media/photo/031/387/31387242.jpg
It was too cold for it to show its much nicer underwings...
Forum: Information Wanted Saturday 10th October 2020, 21:34
Replies: 7
Views: 289
Posted By Xenospiza
You could also post on xeno-canto (of course then...

You could also post on xeno-canto (of course then you'll have to export it as an mp3, but that's no issue for audacity). You get a sonogram thrown in for free.

On trektellen.nl, you can even get a...
Forum: Conservation Tuesday 6th October 2020, 16:53
Replies: 1
Views: 232
Posted By Xenospiza
Shocking. Apparently, especially deep sea species...

Shocking.
Apparently, especially deep sea species are affected (no signs of high numbers of deaths for birds and sea mammals). I read estimates of up to 90% mortality on a Dutch news site.
Forum: Butterflies and Moths Monday 5th October 2020, 20:22
Replies: 75
Views: 1,519
Posted By Xenospiza
Despite rather bad weather, I had Red Admiral,...

Despite rather bad weather, I had Red Admiral, Small White, Small Copper and a surprise Queen of Spain Fritillary on my German local patch on Saturday, Brimstone on Sunday.
Forum: Tips For New Birders Monday 5th October 2020, 10:02
Replies: 14
Views: 797
Posted By Xenospiza
The best thing to do is find a mask that works...

The best thing to do is find a mask that works with glasses. I am aware that is easier said than done!

I have some PF2 masks which have a "nose pad" which hardly ever make my glasses fog up. In...
Forum: Birds & Birding Sunday 4th October 2020, 20:45
Replies: 46
Views: 1,276
Posted By Xenospiza
Saw a few today at my German local patch, so at...

Saw a few today at my German local patch, so at least I beat my earliest last date (3 October).
Forum: Conservation Tuesday 29th September 2020, 21:46
Replies: 1
Views: 331
Posted By Xenospiza
More Atlantic forest destruction

The horrible government of Brazil takes another horrible decision:
https://www.bbc.com/news/world-latin-america-54338892
Forum: Birds & Birding Tuesday 29th September 2020, 11:48
Replies: 4
Views: 315
Posted By Xenospiza
Nice story!

Nice story!
Forum: Trees, Flowers, Plants and Shrubs Friday 18th September 2020, 07:12
Replies: 10
Views: 337
Posted By Xenospiza
In the Netherlands, various Gilia's are also...

In the Netherlands, various Gilia's are also showing up in "wild flower mixtures".
Moroccan toadflax is a standard.
Forum: Bird Forum Fun Quizzes Monday 14th September 2020, 13:16
Replies: 5
Views: 226
Posted By Xenospiza
I know Magpies can do this kind of stuff.

I know Magpies can do this kind of stuff.
Forum: Bird Behaviour Wednesday 9th September 2020, 11:09
Replies: 5
Views: 244
Posted By Xenospiza
Nice, thanks!

Nice, thanks!
Forum: Birds & Birding Saturday 5th September 2020, 22:15
Replies: 141
Views: 5,721
Posted By Xenospiza
After two swiftless weeks, up to five today!

After two swiftless weeks, up to five today!
Forum: Trees, Flowers, Plants and Shrubs Friday 4th September 2020, 14:17
Replies: 11
Views: 343
Posted By Xenospiza
Fate in the BSBI maps restored: it is known from...

Fate in the BSBI maps restored: it is known from Brora!

It is spread by spores, not by seeds.
Forum: Trees, Flowers, Plants and Shrubs Thursday 3rd September 2020, 18:26
Replies: 11
Views: 343
Posted By Xenospiza
I don't know which "Highlands" are meant here,...

I don't know which "Highlands" are meant here, but Great Horsetail is notably absent from the Scottish ones:
https://database.bsbi.org/maps/?taxonid=2cd4p9h.4k3
Forum: Trees, Flowers, Plants and Shrubs Wednesday 2nd September 2020, 10:50
Replies: 11
Views: 343
Posted By Xenospiza
It's an Equisetum (Horsetail), but I cannot see...

It's an Equisetum (Horsetail), but I cannot see which species from this picture.
The size of the channel in the stem is an important feature.
Showing results 1 to 25 of 1000
 


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