Toxarium undulatum

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75RR
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Toxarium undulatum

#1 Post by 75RR » Tue Mar 17, 2020 10:42 pm

.
Plan 40x/0.65, DIC, 430µm length, stacked and stitched in Photoshop, Marine sample, Alboran Sea

Curiously rather greener than most diatoms tend to be.

Image is linked, as it is 2000 pixels wide (for a larger version right click: view image)

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Zeiss Standard WL (somewhat fashion challenged) & Wild M8
Olympus E-P2 (Micro Four Thirds Camera)

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Wes
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Re: Toxarium undulatum

#2 Post by Wes » Wed Mar 18, 2020 8:20 am

Great work!

I quite like this one. Looks a bit irregular for a diatom.
Zeiss Photomicroscope III BF/DF/Pol/Ph/DIC/FL/Jamin-Lebedeff
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75RR
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Re: Toxarium undulatum

#3 Post by 75RR » Wed Mar 18, 2020 8:33 am

Thanks Wes
I quite like this one. Looks a bit irregular for a diatom.
It is quite unusual - clue is in the species name.

I think it is pretending to be a desmid ;)
Zeiss Standard WL (somewhat fashion challenged) & Wild M8
Olympus E-P2 (Micro Four Thirds Camera)

WhyMe
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Re: Toxarium undulatum

#4 Post by WhyMe » Wed Mar 18, 2020 11:41 am

Nice photo.

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75RR
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Re: Toxarium undulatum

#5 Post by 75RR » Wed Mar 18, 2020 1:43 pm

Thanks WhyMe
Zeiss Standard WL (somewhat fashion challenged) & Wild M8
Olympus E-P2 (Micro Four Thirds Camera)

thomas.schwarz
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Re: Toxarium undulatum

#6 Post by thomas.schwarz » Wed Mar 18, 2020 4:03 pm

Interesting. So much like algae. How do you differentiate this diatom from algae?

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KD Arvidsson
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Re: Toxarium undulatum

#7 Post by KD Arvidsson » Wed Mar 18, 2020 4:25 pm

Great photo! //KD
Microscope Nikon Labophot 2
Panasonic GH4 and HY-2307 Camera+Euromex adapter.
Westcoast of Sweden.
https://www.youtube.com/channel/UCjsgbq ... dyl2x0Atpw

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75RR
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Re: Toxarium undulatum

#8 Post by 75RR » Wed Mar 18, 2020 4:26 pm

Thanks thomas.schwarz
So much like algae. How do you differentiate this diatom from algae?
Partly because I knew what it looked like as it is on the diatom list for my area.

Also it is easier to see with a little more magnification.

This is part of one taken with my Planapo 63x a couple of days ago. Unfortunately it would not keep still so I could not get it to stack nicely nor stitch
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Toxarium undulatum 63x.jpg
Toxarium undulatum 63x.jpg (60.27 KiB) Viewed 6272 times
Last edited by 75RR on Wed Mar 18, 2020 4:43 pm, edited 1 time in total.
Zeiss Standard WL (somewhat fashion challenged) & Wild M8
Olympus E-P2 (Micro Four Thirds Camera)

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75RR
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Re: Toxarium undulatum

#9 Post by 75RR » Wed Mar 18, 2020 4:27 pm

Thanks KD Arvidsson
Zeiss Standard WL (somewhat fashion challenged) & Wild M8
Olympus E-P2 (Micro Four Thirds Camera)


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75RR
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Re: Toxarium undulatum

#11 Post by 75RR » Thu Mar 19, 2020 11:59 am

Many thanks ImperatorRex
Zeiss Standard WL (somewhat fashion challenged) & Wild M8
Olympus E-P2 (Micro Four Thirds Camera)

tgss
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Re: Toxarium undulatum

#12 Post by tgss » Thu Mar 19, 2020 4:29 pm

Amazing! That last image really shows the "undulatum" feature very well.
Tom W.

MicroBob
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Re: Toxarium undulatum

#13 Post by MicroBob » Thu Mar 19, 2020 4:56 pm

Hi Glen,
great find and great image! This is really a very special diatom!
No need for a 50µ plancton net here...

Bob

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75RR
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Re: Toxarium undulatum

#14 Post by 75RR » Thu Mar 19, 2020 7:12 pm

Many thanks tgss and MicroBob
Zeiss Standard WL (somewhat fashion challenged) & Wild M8
Olympus E-P2 (Micro Four Thirds Camera)

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