Three-spined Stickleback Gasterosteus aculeatus Length 4-7cm<br />
This ‘tiddler’ is a familiar resident of streams and brackish water, recognised at all times by the 3 dorsal spines; it is silvery for most of the year but, in the breeding season, the male acquires a red belly and bluish dorsal sheen.
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142952
Three-spined Stickleback Gasterosteus aculeatus Length 4-7cm
This ‘tiddler’ is a familiar resident of streams and brackish water, recognised at all times by the 3 dorsal spines; it is silvery for most of the year but, in the breeding season, the male acquires a red belly and bluish dorsal sheen.

Filename: 142952.jpg
Size: 3543x2353 / 1.6MB
Source:
Date: 22 Nov 2011
Location:
Credit: PAUL STERRY/NPL
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Model Release: No
Property Release: No
Restrictions: Nature Photographers Ltd., West Wit, New Road, Little London, Tadley, Hampshire, RG26 5EU. Tel: +44(0)1256 850661 web: www.naturephotographers.co.uk
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