Tag: Blue Marsh Lake

  • 344-01-1992 Mew Gull

    Mew Gull — Blue Marsh Lake, Berks County; January 3, 1992. Photos by Frank Haas. This bird was originally found on January 2nd by Jonathan Heller at nearby Lake Ontelaunee. Note the unmarked, yellow bill, the dark eye, the dark smudges on the head and neck, and the slightly smaller size and darker mantle compared…

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