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Synedra fulgens

Posted: Wed Aug 12, 2020 9:38 am
by 75RR
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Zeiss Plan 40x/0.65, DIC, 305µm length, stitched and stacked in Photoshop, Marine sample, Alboran Sea.

Think this might be Synedra fulgens var. gigantea
Note 17 stria in 10µm (red block) in enlarged detail image below
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Re: Synedra fulgens

Posted: Wed Aug 12, 2020 12:13 pm
by janvangastel
Very Nice photographs. Sharp and details

Re: Synedra fulgens

Posted: Wed Aug 12, 2020 12:39 pm
by 75RR
Thanks janvangastel

Re: Synedra fulgens

Posted: Wed Aug 12, 2020 1:32 pm
by Hobbyst46
Very nice!
I think that a similar species forms start-formed colonies on Ulva green algae.
is there an ID of the small triangular diatom ?

Re: Synedra fulgens

Posted: Wed Aug 12, 2020 1:42 pm
by 75RR
Thanks Hobbyst46
is there an ID of the small triangular diatom ?
It was a little too small to get any detail from it.

Re: Synedra fulgens

Posted: Wed Aug 12, 2020 6:17 pm
by Sabatini
Impressively resolved

Re: Synedra fulgens

Posted: Thu Aug 13, 2020 12:09 am
by KurtM
Nice girdle views! I believe the 'small triangular diatom' is of the genus Limorpha.

Re: Synedra fulgens

Posted: Thu Aug 13, 2020 5:40 am
by 75RR
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Many thanks Sabatini and KurtM

Agree with Kurt on possible id.

Here is a (partial?) list of diatoms from the northern Mediterranean, bound to be plenty of overlap with your diatoms:

The second link provides images, length and width + stria per 10µm

http://www.diatomloir.eu/Site%20Diatom/ ... 20Sea.html

http://www.diatomloir.eu/Site%20Diatom/Galmediter.html

Re: Synedra fulgens

Posted: Fri Aug 14, 2020 1:41 pm
by KD Arvidsson
75RR Your photos are outstanding, just as usual! /KD