The Mayfly: Ecology Of An Aquatic Insect
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. Through superb photography, this film reveals the mayfly Hexagenia's curious life history, its importance as part of freshwater food chains, and its dependence upon unpolluted water for survival. Highlights include unique laboratory close-ups of the actual emergence from nymph to winged insect. Award-winning film.
Copyright
Registered 6Jul73 · MP24834 (Jan-Jun 1974) Copyright holder: Encyclopaedia Britannica Educational Corporation
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Sources
- 16mm Filmography (legacy record) — title, year, creator, length, format, description, catalog record
- U.S. Copyright Office, Catalog of Copyright Entries (renewals, 1970–1978) — copyright
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