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Bruce Williams

Joined: 30 Oct 2006 Posts: 1120 Location: Northamptonshire, England
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Posted: Wed Nov 08, 2006 5:25 pm Post subject: My latest Euclanis (Rotifer) pics |
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Hi Folks,
Forgive me for blowing my own trumpet but ... well I'm really pleased with these photos (he says preening himself). I think they are my best attempt yet and just what I needed follow a week of disappointing results.
I used the technique suggested by CK (within PeglegOS's posting "Water Critter's Technique") of slowly removing water from under the coverslip until the subject is imobilised but still alive and natural looking. As far as I know the animal was still alive when I washed the slide off.
Pic1 was taken with the 20X achro objective and the foot section(pic3) was taken with the 40X. The original images were 3264 x 2448 pixels. I did get some pics with the cilia nice and sharp (but head out of focus) however the shape of the head had changed too much (through movement) and I found it impossible to convincingly stack the 2 images (even manually in Photoshop).
What I am particularly pleased with in pic1 is the amound of subtle detail showing "through" the body of the creature. Pic2 shows what I think is muscle fibre? The foot (pic3) also shows some intriguing anatomical detail - again I only wish I had an understanding of the associated physiology .
Bruce
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Walter Piorkowski
Joined: 14 Aug 2006 Posts: 545 Location: South Beloit, Ill
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Posted: Wed Nov 08, 2006 9:48 pm Post subject: |
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Very nice indeed Bruce.
Walt |
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beetleman

Joined: 04 Aug 2006 Posts: 3578 Location: Southern New Hampshire USA
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Posted: Wed Nov 08, 2006 9:49 pm Post subject: |
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You bet Bruce, some great detail in these photos. Good job  _________________ Take Nothing but Pictures--Leave Nothing but Footprints.
Doug Breda |
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gpmatthews
Joined: 03 Aug 2006 Posts: 873 Location: Horsham, W. Sussex, UK
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Posted: Thu Nov 09, 2006 12:56 am Post subject: |
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Excellent phtos - and, yes, that looks like striped muscle. _________________ Graham
Though we lean upon the same balustrade, the colours of the mountain are different. |
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Bruce Williams

Joined: 30 Oct 2006 Posts: 1120 Location: Northamptonshire, England
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Posted: Thu Nov 09, 2006 12:59 am Post subject: |
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Thanks for your comments guys. I realise of course that I have just started out on this journey but it is exciting when you feel you've made a step forward.
Bruce |
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bernhardinho

Joined: 13 Aug 2006 Posts: 506 Location: Germany
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Posted: Thu Nov 09, 2006 7:21 am Post subject: |
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Hi Bruce,
excellent results!! Congratulations!!
As far as english literature is concerned, I can recommend:
A Key to British Freshwater Planctonic Rotifera by Rosalind Pontin
A lot to learn there.
Keep it up!!
Bernhard |
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Charles Krebs

Joined: 01 Aug 2006 Posts: 4067 Location: Issaquah, WA USA
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Posted: Thu Nov 09, 2006 4:31 pm Post subject: |
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| Bruce... you should be quite pleased, you did an excellent job recording great detail from head to toe (and inside too!). |
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Bruce Williams

Joined: 30 Oct 2006 Posts: 1120 Location: Northamptonshire, England
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Posted: Thu Nov 09, 2006 5:36 pm Post subject: |
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Thanks for your generous comments Bernhard and Charlie - praise from you guys is praise indeed!
Thanks too for the suggested reading Bernhard - I have ordered a copy of the book and hope to be reading it by the weekend.
Bruce |
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gpmatthews
Joined: 03 Aug 2006 Posts: 873 Location: Horsham, W. Sussex, UK
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Posted: Fri Nov 10, 2006 2:54 am Post subject: |
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| Quote: | As far as english literature is concerned, I can recommend:
A Key to British Freshwater Planctonic Rotifera by Rosalind Pontin |
- ye gods!!! have you seen the Amazon UK price for this at £116+, when at the FBA it is only £8.00! (see http://www.fba.org.uk/) _________________ Graham
Though we lean upon the same balustrade, the colours of the mountain are different. |
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