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  • Elena-Gonzalez-cropped.jpg

    Elena Gonzalez -- a geneticist at the Natural History Museum in Madrid -- is finding ways to tell different populations of fish apart. (Photo: FishPopTrace)

  • Gel-1.gif

    The spots on this image are fish proteins visualized using a laboratory technique. (Photo: Elena Gonzalez)

  • Elena-Gonzalez-Full.jpg

    Elena Gonzalez -- a geneticist at the Natural History Museum in Madrid -- is finding ways to tell different populations of fish apart. (Photo: FishPopTrace)