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NOAA Photo Library Image - fizh2052

The sex of the blue crab is easily recognizable by the shape of the abdomen. It is triangular in the immature female (top), semi-circular in the adult female ( center), and T-shaped in the male.

Image ID: fizh2052, NOAA's Historic Fisheries Collection
Photo Date: 1965
Photographer: G. H. Rees BCF
Credit: NOAA Central Library Historical Fisheries Collection

High Resolution Photo Available





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Last Updated:
May 12, 2014