Hi Bill Great to hear from you! Newburyport is one of my favorite samples. It's full of many attractive specimens. Will you be selling vials of this new batch...
2001
Frez
frfez
Aug 16, 2012 2:34 pm
Hi Leszek Of course. It would be an honor. Let me know roughly what you're looking for and I can send you tif images if that would be helpful. My email address...
2002
urginia
Aug 16, 2012 2:36 pm
Dear Charles and Dick, - I did say that this was way beyond my pay grade !! I used to look at a lot of samples which would have live specimens of T. flocculosa...
2003
urginia
Aug 16, 2012 2:40 pm
Hi, I thought that this reference might be of interest: Diatom fossils in mires: a protocol for extraction, preparation and analysis in palaeoenvironmental...
2004
Richard Carter
rcarter68502
Aug 16, 2012 3:28 pm
Brian, A very interesting paper, thanks for the link! Maybe now I'll have a go at cleaning a sample from a boggy site in the Black Hills.......... Dick ...
2005
Keith Shaw
scitech200
Aug 17, 2012 1:55 pm
Hello Frez, It's really great to see that you are back to your microscopes and sharing some excellent images! To my eyes your image labeled with a 'DLL' is...
2006
Keith Shaw
scitech200
Aug 17, 2012 2:02 pm
Hi Brian, Thank you very much for this reference. It will be more than useful as I continue to work my way through a cleaning procedure for "mucky" samples,...
2007
Rob Kimmich
diatom10
Aug 17, 2012 5:06 pm
Yes, Brian, this is a good article and I want to try the techniques. Keith, I wish I had a "2"DoList. We are moving to another house, where the microscope now...
2008
Frez
frfez
Aug 17, 2012 7:58 pm
Hi Keith Thanks for the encouragement! DLL stands for "dark low low". It produces positive phase contrast. There is a good description here. ...
2009
Richard Carter
rcarter68502
Aug 18, 2012 2:17 am
In working out what might have happened when I gave Charles two different identifications for the image he posted, I decided to finally tackle the genus...
2010
Frez
frfez
Aug 18, 2012 5:13 am
Hi Dick This is outstanding. I learned a great deal from this. There's a good glossary that got me through your fine message here. ...
2011
Richard Carter
rcarter68502
Aug 18, 2012 1:24 pm
Frez, Thanks for your comments! I'm glad to know that you found the posting useful. Dick ________________________________ From: Frez...
2012
urginia
Aug 18, 2012 3:16 pm
Dick, you really have been busy! Thank you for an excellent post and a very comprehensive set of photos. The annotations are really useful. The only problem is...
2013
charles suslavage
suslavage...
Aug 18, 2012 3:46 pm
Hi Dick, I agree with Brian the comprehensive text and annotated images are really useful! I reiterate an earlier statement, your images of taxonomic detail...
2014
Richard Carter
rcarter68502
Aug 18, 2012 4:05 pm
Brian and Charles, Thank you very much, I appreciate your comments! Dick ________________________________ From: charles suslavage <suslavage@...> To:...
2015
charles
suslavage...
Aug 20, 2012 5:00 am
Hello Dick, I did get a little free time today and went to work on the unidentified diatom that was earlier identified as T. flocculosa. This diatom is just...
2016
Richard Carter
rcarter68502
Aug 20, 2012 6:25 am
Charles, Thanks for sharing the new images of your unknown. Looking at your T. flocculosaspecimen with its clear rimoportula tells me that your microscope is...
2017
yanyading
Aug 21, 2012 3:49 am
Sir, there are several options - Use blue narrow band filter, with better contrast. - Use mono camera which means no Bayer filter on the sensor. - You may try...
2018
yanyading
Aug 21, 2012 4:05 am
Friends, I am using homemade Styrax to mount, however, it drys quite slow, the slides I made 5 month ago is still "wet" inside, this problem appears when I use...
2019
Stephen S. Nagy
snagymd
Aug 21, 2012 4:38 am
Did you harden the styrax resin in the sun when you made it? If not, the final product will likely never harden. I have also made Styrax and it took about six...
2020
yanyading
Aug 21, 2012 8:52 am
The styrax did not change color under the sun UV? This is my worry... Or maybe I should make a heat chamber of say 60-70 degree... Thank you sir!...
2021
Stephen S. Nagy
snagymd
Aug 21, 2012 11:35 am
How long did you leave the resin in the sun? The process takes months and the outcome is not the color but the consistency of the resin. It needs to harden,...
2022
Keith Shaw
scitech200
Aug 26, 2012 11:56 am
This afternoon I was looking over a fossil strew slide that had many specimens in common with our 'Cherryfield' pals (Pinnularia, Gomphonema, Neidium,...
2023
Keith Shaw
scitech200
Aug 26, 2012 12:20 pm
I have been verifying my catalog of all items contained in the Chappell collection. There are photographic plates, with many Triceratium single forms, and also...
2024
Richard Carter
rcarter68502
Aug 26, 2012 1:32 pm
Keith, Since the alveoli are in single rows (uniseriate), I'd vote for Diploneis elliptica (Kützing) Cleve. Yeah, I'm still seeing problems with our Yahoo...
2025
Frez
frfez
Aug 29, 2012 11:43 am
This girdle view of Lyrella lyra in phase turned up a nice view of rows of perforations. Is there a better way to describe what is seen here? This is a stack...
2026
Keith Shaw
scitech200
Aug 29, 2012 8:51 pm
Hi Frez, Yet another beautiful image! Thanks again for sharing with this group. I have spent many instructive hours observing live diatoms in various...
2027
klaus.kemp
Aug 29, 2012 9:44 pm
Hello Frez, I join the other members in welcoming you to the group, your images are certainly clear and I envy you your skills in getting such images, sadly I...
2028
Frez
frfez
Aug 29, 2012 11:27 pm
Hi Klaus Thank you. I feel humbled by the very knowledgeable people in this group and fortunate to be a member. Since the specimen is in an oil mount instead...
2029
Frez
frfez
Aug 29, 2012 11:48 pm
Hi Keith I'm typing in between Patriots plays. (I'm sure you'll understand) The oil I use for for the mount is Cassia Oil. ...
