Stream Lab in Yale Summer School Biology class, testing oxygen content of water.

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Size: 5040px × 3347px
Location: Mill River, Hamden, CT.
Photo credit: © Michael Doolittle / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: biology, black, class, college, conn, connecticut, content, ct, field, outdoor, oxygen, quality, school, science, student, students, summer, test, water, yale