Field trip to a fish hatchery
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Shows how a state game department at one of its hatcheries rears trout scientifically to replenish nature's supply, the developing embryo, its hatching into a "fry," and the feeding of the "fingerling" size fish planted in rearing ponds. Discusses the fish's structural adaptation in its mode of locomotion, breathing, hearing, seeing, and smelling. Shows the method of transporting fish to their permanent homes.
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Original permalink · Record added 2024-04-20 16:36:46