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Ten O'Clock News; Red tide and clams


Testing clams for effects of red tide. Samples in plastic bag collected from Gloucester. Shells pried open with knife, innards scraped out, rinsed in sieve, pureed in blender, poured into beaker, weighed on balance scale, diluted with acid, placed on burner, transferred to vial, placed in centrifuge. Chart and map of shellfish sampling areas on North Shore for red tide measurement.

License Clip

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Ten O'Clock News

Red tide and clams

Series Description

NIGHTLY NEWS WITH CHRISTOPHER LYDON AND CARMEN FIELDS Began January 1976. Replaced evening news show EVENING COMPASS. Original host: Steve Nevas. Other anchors, Christopher Lydon (1977-91) and Gail Harris (1983). In 1980 - hour long. Ended in 1991.

(PREDECESSORS: Louis Lyons began news operations at WGBH in 1952. The News at 10 began in 1966. The Reporters premiered in 1970. The Evening Compass started in 1974.) Series release date: 1/1976



Asset Type

Broadcast program

Media Type


Gloucester (Mass.)
News Report
Chicago: “Ten O'Clock News; Red tide and clams,” 09/13/1977, WGBH Media Library & Archives, accessed June 20, 2019, http://openvault.wgbh.org/catalog/V_8D0B6BC7EA094668A8F433FC34612FF0.
MLA: “Ten O'Clock News; Red tide and clams.” 09/13/1977. WGBH Media Library & Archives. Web. June 20, 2019. <http://openvault.wgbh.org/catalog/V_8D0B6BC7EA094668A8F433FC34612FF0>.
APA: Ten O'Clock News; Red tide and clams. Boston, MA: WGBH Media Library & Archives. Retrieved from http://openvault.wgbh.org/catalog/V_8D0B6BC7EA094668A8F433FC34612FF0
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