BioImages: The Virtual Field-Guide (UK)

Obelia geniculata (Linnaeus, 1758) (a hydroid)

Obelia geniculata (Linnaeus, 1758) (a hydroid), Polyp - withdrawn into theca - low magnification - black background

38. Polyp - withdrawn into theca - low magnification - black background (1)

Photography

Image Reference P93102
Magnification microscope photograph microscope photograph
Lighting/focus Dark Field illumination
Background black background
Malcolm Storey Canon EOS1000D digital SLR and Meiji microscope with x2.5 projection eye-piece.
Copyright Image Copyright © Malcolm Storey, 2011, www.bioimages.org.uk. Some rights reserved.

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Image Files available

Image P93102 exists at the following resolutions:

Type File size Image size
pixels
Screen size - inches
(MS Windows @ 90 ppi)
Screen size - inches
(Macintosh @ 72 ppi)
Print - inches
(@ 300 dpi)
Format
Digital Negatives 1,584 Kb 3888 by 2592 43.2 by 28.8 54.0 by 36.0 12.9 by 8.6 JPEG file
Low Res 120 Kb 864 by 1296 9.6 by 14.4 12.0 by 18.0 2.8 by 4.3 JPEG file

Note: The MS Windows & Macintosh screen ppi values are illustrative/traditional and may not apply to your monitor.

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Record info

Date: 28 April 2010
OS grid ref: SY67
Lat/Lon: 50° 30' N, 2° 30' W
Location: Vice County: Dorset, VC9, England
Stage or state: Living animal
Record Summary: growing on stipe of Bladder Wrack
Associated organism: on live stipe of Fucus vesiculosus
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